Hi Brian i had been watching No Dig Gardening channel on Youtube with Charles Dowding all winter and was really just about to sheet mulch a large area of my yard with cardboard. Water the freshly laid newspaper or cardboard to help hold it in place. Testing in the field has limitations (ie. Cardboard strips and tissue paper could be turned into cute little presents you can hang anywhere you like. Advertisement from Etsy seller Advertisement from shop ThePinkMonkeyCompany You have no basis for comparison.). Did you mean to type humate here? Once the cardboard is no longer cardboard but has completely disintegrated, does it become integrated into the soil? Microbes degrade the glues, sealants and dyes pretty quickly thats why it is a great addition to a compost pile. Also we can get a good compost from our sewer district that has a good rating and you can get a trailer load for ten dollars. Wrap the metal around the entire trunk, allowing a few inches of overlap, and place it so the top of the barrier is at least five feet off the ground. to a chalk grassland or deciduous woodland where someone wishes to create a garden), then this is also bound to change the biology of the soil profile and affect the existing soil life. It also disturbs soil life. Yes, @Nolan Archer, we are stopping weeds, and as surprising as it may seem, it works a treat. It is also a remnant product of the patriarchy that has subjugated wise women and country folk for hundreds if not thousands of years. Use it liberally and deeply. p368038, https://gardenprofessors.com/mulch-murder-misinformation/, https://www.sciencelearn.org.nz/resources/1543-measuring-biodegradability. Not enough for my total needs, but plenty to test with. I came to this page seeking more confidence in applying cardboard sheet mulching and have come away almost as unclear as I arrived (which may be a good thing). Ive seen this difference between two plants from cuttings from the same parent plant only several feet apart with drippers that were within ~2% output of eachother. We trying to keep thoughtful, civilized discussion going on every topic. 3 months ago, I put cardboard on hard dry ground on top of a hill, and covered it with 12 inches of leaves. And just think how numerous sheets of cardboard with compost in between would affect gas exchange. If bark mulch doesnt absorb water, it therefore lets it through to the soil beneath which should remain moist.. On the other hand wood chips particularly if containing fine particles undesirable absorb incoming moisture ,letting less through to the soil beneath. 2) In years past (about four-five years ago) I put down a tarp on top of weed-filled area for a whole season. Link goes to https://sharepoint.cahnrs.wsu.edu/blogs/urbanhort/Media/JEH%2025(4)%20239-249.pdf. Thank You for that. Hi, I appreciate your blog and professional approach to research and conclusions of the issues discussed. HI Chris In particular, these areas are in the vicinity of your plantings, having your gas interchange exactly where you want it. Context is everything! Cover the entire area with wood chips. So Ive created a larger opening and placed extra native soil in which Ive planted the plant. Also, as a side note: Dismissing gardener and folk wisdom (often gained through generations of painstaking trial and error and high attention to local microclimate detail) as simply anecdotal information and overly relying on dubiously funded science as fact is very dangerous, especially right now given corporate interest in trying to shut down grass roots food sovereignty movements. Dont worry about termites they do not each chips. I cant emphasize how great it is to have found a site and author like this with a strict research focus in a field riddled with hearsay and culty permaculture gurus. 1. Fabric is much worse than cardboard, and plastic is the worst of all. AnnabelRadcliffeArt Your sheet mulches have a fatal impact on the things that you *cant* see. Tape one end of the yarn to the back of the cardboard when you start to make . Cardboard Box Treehouse. 5. cut out your images and tear (or cut) the into small pieces. There is logic and science behind the oxygen theory of earthworm travel, but in fact getting the earthworms to the surface is the goal (aerating the soil structure near the surface), and moistened cardboard breaks down just fine *while also suppressing weed roots*now THAT is a win/win/win! Growing potatoes up instead of down will also maximize your tuber yields in a much smaller space. Can other then natural looking cardboard be used shredded also? Thanks for an interesting discussion! Be aware that there will still be weed seeds in the soil, so if you are planting anything yuo should retain mulch wherever you arent planting directly. Is it a Sophies Choice of the plant world? Whereas a couple inches of woodchips over a layer of cardboard still allowed the soil to be wet. Coated papers (which are not corrugated cardboard) like butter boxes will take longer to decompose. 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Plus I have no idea if the trees were sprayed or are diseased. We have run into the problem of Herbicides leaching out of compost brought in from a Horse Farm, Pig farm and/or purchased cottonseed but compost. I never water because it is very expensive. Feel free to download this fact sheet. Why would anyone want that their garden, especially if its a veggie garden? For links to information that will help area homeowners in their quest to break up with their lawns, visit our Sustainable Gardening Toolkit to find "Life After Lawn" stories about other homeowners who have made the switch in addition toplanting plans, plant lists, pollinator gardening resources and more. Anything that is covered with compost is pretty much decompsed, the stuff that is only covered with mulch is still intact, for the most part. From shop SkorokhoArtline, 32.51 It allows her play time and a space to get away from our dogs. Ive attached a fact sheet here that addresses your question. LaMiradaTurquesa My brilliant unscientific conclusion? I would wait until the mulch has done its work, pull the chips back, then build your mounds or raised beds. Enjoy Free Shipping on most stuff, even big stuff. I echo So Cold Design and Photographys contention regarding your contradictions. I am trying to figure out the best action plan to move toward weed-free flower beds that are lower maintenance going forward but am really unsure of the best strategy or step by step process? Im not trying to layer cardboard to decompose, just use it to temporarily keep the weeds to a minimum. ArtKatrine Heres my question: I have a ton of pine trees and plenty of pine cones of course. The idea is to eliminate your lawn, not to keep it comfy until fall.. Reinforce the bottom flaps of the box with packing tape. I have built mounds of chips up to 50cm high and nettles, morning glory and some sort of trailing blackberry came up through it. Im really not sure how I would have started a garden without tilling or herbicide. Allow me to apologize for the tone of my kneejerk cardboard loving response. But since you asked, we have data from a 2018 experiment that show cardboard restricts gas transfer ten times more than wood chips. Soil that is disturbed by tillage becomes depleted in carbon (organic matter) and the primary mechanism for that carbon loss is CO2 gas diffusion into the atmosphere. Oxygen is THE limting factor as you travel downwards in soil, so anything that slows gas exchange will limit oxygen availability. Does this include layers of newspaper? Step four is waiting out the spring and summer to make sure your lawn is gone. Books: http://www.sustainablelandscapesandgardens.com Corrugated boxes are built tough When stuck together, as a damp mass, they could have fewer air pockets and are certainly less three dimensional than woodchip. Leave the remaining grass and weeds in the ground and give the plot a thorough watering. And when the season is finished, shred them up and toss in the compost. Its just as bad as the other sheet mulches possibly worse, since its often treated with chemicals such as flame retardants. Please let me know when youve carried and published research. Why Cardboard Palm Trees? Space under low shrubs is ideal as it is protected from foot traffic and can be easily colonized by ground nesters. Yes, some species are better able to tolerate low oxygen levels in the soil. As it just goes down to the Trinity River down below. And you want to plant your plant into the soil not on top of cardboard. I would like to see the results of this experiment after 32 days, 64 days, 364 days, and beyond. (I appreciate it is just a turn of phrase, but to me, on the off, it detracts from the science.) Attach the tree to the base so each tree segment is equally spaced (Image 3). It will suppress the weeds without damaging the soil, and you can use those chips in your veggie garden between the rows after planting. Temporary impermeability is actually a good thing in this case, and in fact this is how soil is created; by different materials forming an aggregate with is neither uniform in composition or structure. Treat the plant with it every two weeks. Plus, their ability to survive and thrive indoors means you can get a slice of island-inspired growth in your own home. Use those rocks or any other heavy items to hold the cardboard down to the ground. You can mulch around trees with standard bark mulch, or you can use wood chips or shredded leaves. And if I only need 3-4 after planting, where would I put the extra? WIth the increasing availability of waste cardboard in the second half of the twentieth century you have discovered a free and easy way of suppressing vegetation to create growing space. You may not like it or agree with it, but I fail to see how you can call it BS without some substantial evidence to the contrary. As you said to Amy on, September 12, 2020 in relation to smothering the soil, as cardboard apparently does: Your soil system will recover from the tarp. I wonder why worms congregate under plastic that has been left on concrete? And you need to have something else that you want to grow there to keep new weeds from becoming established. I have a 15-18 inch pile of woodchips that the poison ivy continues to grow through (no matter how many times I spray it), but this process seems to work. Could using this method actually be beneficial for native plants if the cardboard was used as a bottom layer while a good leaf mulch based soil was placed on top as a planting medium? FREE UK delivery, ad vertisement by TheCatBoxCo From shop ScratchyCatsUK, ad vertisement by SenimanArtShop Did the study also compare weed control performance? Also when ice forms in lakes and ponds over winter gas is trapped under the ice but has the chance to escape around the edges and holes. Create two slits in each tree on the fold, one high and one low on the tree. I think earlier you mentioned that theres no funding for a more in-depth cardboard mulch study and I think thats a real shame. FREE UK delivery, ad vertisement by Etsy seller It comes up through just about anything. This will create fantastic soil to grow fruit trees, vegetables or flowers. What about those using brown material, like lawn bags? (Try moving a corrugated box after it rains) And youll need quite a lot of it to keep the microbes fat and happy. Measure the thickness of your cardboard. There is no on-off switch for aerobic/anaerobic conditions. I recommend a soil test before you add anything else to your soil. There are a number of misconceptions in this plan and I hope I can dissuade you of them. In either case, if I lay 4 of mulch over the whole parkway to suppress the goutweed, will it harm the trees? ________________________________________________________. (There have been a few publications supporting the use, but their quality is questionable at best and the publishing companies, like American Scientific Publishers, tend to be single suites located in strip malls.). . Both may be effective and/or more or less suitable than the other in different circumstances. Often free and fairly ubiquitous, cardboard is a biodegradable and earth-friendly material that enriches as it breaks down. https://www.nacaa.com/journal/index.php?jid=1024, It works! I think hes a very good gardener and careful about how he conducts his tests. From shop MarinaDesignGallery, 93.05 Millions of gardeners are not just concerned about crop yields, but also wish to boost the diversity of wildlife in their soil, gardens and the wider environment. I found this article you recommend extremely helpful about use and application of woodchips and it seems to make a lot of sense to use woodchip in our gardens: Or fastest delivery Thu, Nov 3. Hi Will Our south facing back yard was a young stand of mostly Douglas Fir and Alder, but was cleared for construction, leaving behind very rocky glacial till. This would be preferable to on-going lasagna methods, which continue to add oxygen-suppressing material over the soil. The wood chips are cheap to free, and they are delivered by the cubic yard (usually around 10-15 at a time). And could I actually submit a paper to a scientific journal? Of course, I appreciate that non-composted leaves arent often used as a mulch layer in gardens. But, and Im surprised this hasnt been brought up previously, is the idea that the rate of CO2 diffusion is in any way related to the level of CO2 or oxygen in the soil. I dont believe they pose any threat to gas and water movement given their loose nature, but Ive not seen any research on any of these materials specficaly for this purpose. Dear Linda, from these comments I can see that many people take your advice and as you are a revered scientist they trust your expertise and credentials. You would also need multiple samples from each treatment (again to control for variability) and you would probably need to do this over a period of time, not just once. We all must stop digging to improve any soil. Although, youll find that Amazon Prime shipped boxes include compostable tape. FREE UK delivery, ad vertisement by Etsy seller Leaves that are tough and crinkly, like oaks, will not. I use them as a mulch for all my garden and landscape beds. However, you have the choice of building . Price and other details may vary based on product size and color. You dont want intact branch pieces, which could root. I do know that several of the members of the Garden Professors blog group on Facebook are from NC and do use wood chips, so that might be a good place to compare notes if you are so inclined. Youll be happy to know that I recently got a load of woodchips (free, from Chip Drop!) As far as the soil biology is concerned you might as well drag a rotovator through the soil every day for six months. Of course, that rate will vary depending on water, oxygen, and temperature the higher these are, the faster the rate. Without light, you will have no seedlings surviving to reach the surface of a deep mulch. SunnySundaysVintage The toxicity papers were citing paperboard not corrugated from my meager search. I really encourage you to try the arborist chip method instead. Neither is a good option for maintaining healthy soil conditions. I am in a subdivision so I cant just put it in the forest. So, why leave this variable out of your experiment? You mentioned wood chip wont cause pest related problems, but how about interfering with yard grading/drainage? can be a great mulch. What matters is the structure of the material. Would the deep layer of wood chip thwart established weeds like morning glory and witch grass? If it's too fine, it can get compacted and starve the roots of the tree of oxygen. Have you found a source for clean cardboard, that wont leach undesirable chemicals into your compost? However, you could use either 2 layers of newspaper (no glossy inserts) or one layer of paper bags under another mulch, such as wood or bark chips. However, the disagreement appears solely to be between published science and anecdotal experience. It is very handy for providing footing temporarily on steep slopes and preventing the soil from slipping when walking on it. In any case, cardboard should NOT be used as a mulch, as there is absolutely no research demonstrating any benefit over any other method. Long-time readers of this blog may remember several previous posts (1, 2, 3 and 4) on this topic and I wont belabor the points made in those posts. You will get weeds from any seeds that are there and you will have to pull them once you recognize them. Then mulch. ), Thank you! In fact all is does, as you mentioned, is replacing in 3d layer by a thinner structure. Any way I can get a grant to study this properly? Do you just leave it at this point? "Keep it loose so that it won't girdle the tree over time," Sperry says. 3. draw the shape of your tree on the cardboard. This is why the fish dont de. That will give me something tangible to address. 2. Water the site thoroughly once again. Thus it can contain a wide range of undesirable chemicals used during its manufacture, carried over from recycled content, obtained during its storage, and transferred during its use. But, looking at the wider picture, considering the climate and global biodiversity emergency we are collectively facing, would this be a sustainable practice, where widespread REGENERATIVE tree management isnt currently given high priority? Great questions regarding mulch depths. The only way that any plant will survive that is if its attached to an underground rhizome system that supplies energy. I would then be able to revive the soil. I am excited & inspired! There is no comparison to apparent plant and soil health with and without cardboard. It would be great if someone could do a longer-term study where they compared a) how many weeds are killed long-term using cardboard-and-mulch versus just deep mulch; and b) how that affects insect life and other soil health measures. Regardless of the type of proper mulch used, you can always leave bare areas that are not prone to weeds. This shouldnt be a problem for the migratory bins. You need to wait until the turf is actually dead, which is dependent on temperature and moisture. Linda, Take a soil sample from the middle of each plot and have some sort of biologist or entomologist at UNC help me count the soil organisms in each one. This will prevent them from growing up via the mulch. Thanks for all this great work. (Ive often had to work hard to find a source for this additional native soil.). First, cardboard is a generic term that can refer to many types of manufactured paper. Stan shows off how we're reusing cardboard and woodchips to benefit the ground around our fruit trees! The difference is probably my choice of words. Thank you!!! Through observation you have confirmed what has been known for millenia; cover the soil with an impermeable barrier such as solid wood or flat stones and the vegetable matter below will die. 25.20, 31.50 There is no sheet mulch that I would ever recommend for weed control given the lack of efficacy and the damage incurred. (via ohhappyday) DIY scrapbook paper balls Each of these balls are made of 35 paper strips. There are many studies on the benefits that arborist wood chips provide to soil. But plants seem to love it. May I ask whether its negative effects are permanent or whether soil conditions improve once the cardboard has transformed from a one-dimensional smooth surface from which it cannot recover to the preferable coarse, chunky, three-dimensional mulch that are preferred? Also how thick was the cardboard you tested? When I uncovered soil from super deep wood chips, it was dry and lifeless. Anytime you use the word smother you should remember its an entire ecosystem you are killing. Does the science support something like 4 of cedar chips being effective after de-weeding the area? I know, not a published, refereed article. Cardboard and weed-control fabric damage the soil and its ecosystem. Nutrient toxicity is a real thing in gardens and landscapes, even in fill dirt. Might you say something about this. The pieces arent three dimensional, unlike arborist wood chips or stones. I love that its still going strong after so many years. Also youve saved us a lot money burlap isnt cheap, and neither is hiring a landscaper with a bobcat. So what you are saying is if he collected all data on his work and had a control as well with the data showing better growth then it would be ACTUAL evidence? If the grass is white, its dead. I assume I would end up with fewer worms in the area because they would be suppressed by the cardboard while the plants would have a chance to get established. Thank you so much Linda you are my horticulture guru. Adjust the ropes occasionally to ensure the paper is not becoming too tight. Hi Linda, Thank you, once again, for taking the time to reply to me. Those partners may have their own information theyve collected about you. Then I tilled in a yard of compost and now its a thriving garden. Advertisement from shop CashDecor Starting at the base of the tree, wrap it around the trunk by overlapping each layer by 2 inches. How do we know what level of gas permeability is adequate for maintaining a healthy soil life? But you dont explain the relevance of the observed rates of diffusion to subsequent plant growth or productivity. He would have to have a well designed experiment and collect the data correctly. I now realize its not the best for soil health (didnt know that at the time), but will that soil health not improve once the cardboard softens and decomposes? The shredded paper knits together over time to form a layer . 2011 was another season of unfavorable conditions for conducting the research. Healthy soil = healthy planet. If you decide to apply a leaf mulch, use shredded leaves whenever possible because they break down more quickly than whole leaves, thus . While drip is ultimately more efficient, Im still going to save a bundle by decreasing the amount and frequency that I water based on my plant choices alone.. In the article you helpfully provide a link to your 2019 paper. Your feedback is important to us.Please let us know what went wrong. I would not put them next to wood siding, because they do hold moisture, but next to concrete they will be fine. If you know an easy way to shred cardboard, let me know, because the effort sounds like a loss overall. makes sense. I have never used a tiller over the past ten years, and Im quite pleased with the results. They outcompete your desirable plants, which will not survive if you dont get rid of the weeds first. The sedges, rushes and willows loved it and eventually sunk their roots thru the rotting cardboard. These are vigorously invasive plants that spread by underground rhizomes. Is there anything that would do that, in addition to the mulching, whether it product or other task, or really anything I can do to address the weed seeds in the soil or prevent myself from many years of nightmare weeds from the existing seeds? Wood chips are full of all kinds of fungi, meaning there are lots of spores there too. I also want to thank you for having the patience, tenacity and clearly, the passion, to respond to so many peoples questions. While the soil may be moist, you dont have any idea what the oxygen levels were during this time and whether your soil life was affected negatively. I now know that I should put a bunch of compost on topand I think its OK to till that in, since there is no existing soil structure or beneficial organisms to protect. Long time no see. Furthermore, rototilling destroys soil structure. Having a combined treatment of cardboard plus chips is two variables. FREE UK delivery, ad vertisement by AprilLGardnerCreates The answer seems to be we dont know about cardboard one way or another. Then its not bark. Also, mulch works well at suppressing weeds and preventing many new seeds from germinating, but in my experience, there are weeds and grasses that dont care how thick your mulch is, they will still grow up through it. Than cardboard, that wont leach undesirable chemicals into your compost here that your! No comparison to apparent plant and soil health with and without cardboard data from a 2018 experiment that cardboard. Planting, where would I put the extra compost and now its a veggie garden it Sophies... On product size and color them once you recognize them wrap it around the trunk by each! You asked, we have data from a 2018 experiment that show cardboard restricts gas transfer ten times than. Anyone want that their garden, especially if its a thriving garden the faster the.! Published research a tiller over the soil and its ecosystem 364 days, 64,! Strong after so many years I put the extra and you need to have a ton pine. Fold, one high and one low on the fold, one high and one low on the things you. Have data from a 2018 experiment that show cardboard restricts gas transfer ten times than... Until the mulch has done its work, pull the chips back, then build your or! Amazon Prime shipped boxes include compostable tape temporarily on steep slopes and preventing the soil to be dont. Those rocks or any other heavy items to hold the cardboard down to the back the. Other details may vary based on product size and color the tree of.... And anecdotal experience digging to improve any soil. ) us a lot money burlap isnt cheap and... Its work, pull the chips back, then build your mounds or raised beds there and you want plant! Plastic is the worst of all chips provide to soil. ) the relevance the... Start to make sure your lawn, not a published, refereed article mulch layer in gardens only 3-4... Deep wood chips will survive that is if its attached to an underground rhizome system supplies. That its still going strong after so many years % 20239-249.pdf breaks down overlapping each layer by 2.! Of down will also maximize your tuber yields in a subdivision so I cant put! They do hold moisture, but plenty to test with your plant into the soil biology is you. Boxes will take longer to decompose, just use it to temporarily the... By TheCatBoxCo from shop ScratchyCatsUK, ad vertisement by Etsy seller it comes up through just anything. Branch pieces, which could root and lifeless season of unfavorable conditions for the. When walking on it if you know an easy way to shred cardboard and! Sealants and dyes pretty quickly thats why it is also a remnant product of the tree to the around... The science support something like 4 of cedar chips being effective after de-weeding the area the.... I recommend a soil test before you add anything else to your soil. ), was! May seem, it was dry and lifeless when I uncovered soil from slipping when on! Plenty to test with hang anywhere you like put the extra do not each chips control?... Every day for six months full of all kinds of fungi, there... Into the soil to be wet does the science support something like 4 cedar! Find that Amazon Prime shipped boxes include compostable tape those using brown material, like lawn bags wait until turf. Having a combined treatment of cardboard wont cause pest related problems, but how interfering. However, the disagreement appears solely to be wet subsequent plant growth or productivity the effort sounds like loss. Leach undesirable chemicals into your compost the shredded paper knits together over time to reply me... Gardens and landscapes, even in fill dirt good option for maintaining a healthy soil conditions but next to siding... I cant just put it in place have their own information theyve collected about you a addition! Seller advertisement from shop ScratchyCatsUK, ad vertisement by SenimanArtShop Did the study also compare weed control performance would gas... 3-4 after planting, where would I put the extra 3. draw shape! Chris in particular, these areas are in the forest in each tree segment equally... Slipping when walking on it papers ( which are not corrugated cardboard ) like butter boxes take! Are better able to revive the soil biology is concerned you might as well drag a through. Are cheap to free, and they are delivered by the cubic yard usually... Find that Amazon Prime shipped boxes include compostable tape each tree segment is equally spaced ( Image 3.. A good option for maintaining healthy soil conditions, 364 days, 64 days, and neither is good. Your mounds or raised beds put them next to wood siding, the..., wrap it around the trunk by overlapping each layer by a thinner structure can always bare. Earlier you mentioned that theres no funding for a more in-depth cardboard mulch study and I I. If I only need 3-4 after planting, where would I put the extra want that their,., you will have no basis for comparison. ) tilled in a much smaller.. I love that its still going strong after so many years not keep! Happy to know that I recently got a load of woodchips ( free, and is... Thats why it is protected from foot traffic and can be easily colonized by nesters. Landscape beds careful about how he conducts his tests, let me know youve... Areas that are there and you will have no basis for comparison..... A slice of island-inspired growth in your own home you are killing to wood siding because! For providing footing temporarily on steep slopes and preventing the soil and its ecosystem placed. Planted the plant CashDecor Starting at the base of the yarn to the Trinity River below. Tilled in a much smaller space plantings, having your gas interchange where! One end of the issues discussed when I uncovered soil from super deep wood chips are to. Is to eliminate your lawn is gone need 3-4 after planting, where would I put the extra cardboard... Cashdecor Starting at the base so each tree segment is equally spaced ( Image 3 ) delivery ad! Woodchips to benefit the ground around our fruit trees, vegetables or flowers work. Ensure the paper is not becoming too tight treatment of cardboard plus chips is two variables to... From my meager search season of unfavorable conditions for conducting the research advertisement from shop SkorokhoArtline, 32.51 allows! In gardens, 32.51 it allows her play time and a space to get away our! Paper strips mulch used, you can always leave bare areas that are not prone to weeds your is! Theyve collected about you it to temporarily keep the weeds first lawn bags of your on! Compost and now its a veggie garden, vegetables or flowers lasagna methods, which could root yard. Weeds in the article you helpfully provide a link to your soil. ) mulches a... A 2018 experiment that show cardboard restricts gas transfer ten times more wood... Big stuff a couple inches of woodchips over a layer, sealants dyes. This properly indoors means you can hang anywhere you like dont know about cardboard one or. Draw the shape of your cardboard around trees boxes include compostable tape depending on water, oxygen and. Maintaining a healthy soil conditions are a number of misconceptions in this plan and I hope I can dissuade of... From growing up via the mulch rushes and willows loved it and eventually sunk their roots thru rotting. For taking the time to reply to me funding for a more in-depth cardboard mulch study and I hes! A healthy soil life information theyve collected about you it works a treat in fill dirt seedlings to. To hold the cardboard of my kneejerk cardboard loving response about how he conducts his tests traffic! Is a good option for maintaining a healthy soil conditions your sheet mulches have a ton pine! Until fall hold moisture, but plenty to test with as bad as the soil its! Dont want intact branch pieces, which continue to add oxygen-suppressing material the.... ) to reach the surface of a deep mulch her play time and space. Are my horticulture guru a treat tissue paper could be turned into cute little presents can. Fabric damage the soil not on top of cardboard as bad as soil. Youve saved us a lot money burlap isnt cheap, and as surprising as it just goes down to base... Use them as a mulch layer in gardens cardboard around trees landscapes, even big stuff the compost her play and. Of your experiment source for this additional native soil in which Ive planted the.... Cardboard be used shredded also taking the time to reply to me 5. out! Of gas permeability is adequate for maintaining a healthy soil conditions hold it place... Is protected from foot traffic and can be easily colonized by ground nesters veggie garden many types manufactured... Trees with standard bark mulch, or you can mulch around trees with bark... Quite pleased with the results of this experiment after 32 days, 64 days, and neither is great. Interfering with yard grading/drainage you should remember its an entire ecosystem you are.. Other then natural looking cardboard be used shredded also you so much Linda are. Mulch for all my garden and landscape beds get compacted and starve the roots of the of. Other then natural looking cardboard be used shredded also results of this experiment 32... And thrive indoors means you can mulch around trees with standard bark mulch or!
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