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Rubber chippings
Just about to get some more bark for some flower beds in the front garden. It does seem to be a never ending task because of the decomposure rate and always having to replace. I've just noticed some rubber bark online with great advertising stories, however just read some articles from the US saying it can be damaging. Is there anybody on here that has any experience or thoughts on the use of rubber chippings please.
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The only benefit I could see is that it won't need replacing. But you can say that for stone chips, and they look a lot better. I'd personally be worried about chemicals leaking into the soil.
Mulch needs a good 4 or 5 inches every couple of years. 5 inches every two years last a lot better than 3 inches in one year. Doesn't seem like it should, but it does.
Stone chips need a mulch mat underneath, so unless you aren't planting anything else, I'd stick with bark chips.
Put about six layers of newspaper down before you put down the new wood chips, it will give you a bit of extra time before they begin to decompose, and will help suppress the weeds. Next spring rake back the wood that you can, put down a fresh layer of newspaper, and add a few extra bags of new wood chips over the old ones.
They are made of chopped up tyres.
You will need to weed the bark chippings occasionally - nothing can stop wind-blown seeds coming in and taking root - just an occasional hand-weed or going around with a hoe should do the trick - but you won't get rid of that job completely, no matter how thick you mulch or whatever you mulch with.
I suspect that rubber 'bark chippings' have been invented and made with the interests of the tyre manufacturers to the fore, and not those of gardeners. If they can find ways to 'recycle' petrochemical products (which is what tyres are) it's cheaper for them. Nothing to do with them being 'fit for purpose' as a mulch
Gardening in Central Norfolk on improved gritty moraine over chalk ... free-draining.