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Can You Put Cardboard Around Trees? [Solved]
As to how close you can move the cardboard to the tree and still allow for water penetration a good rule of thumb is no closer than the drip line of the tree. Mulch itself is a good weed suppressor if applied properly, so adding cardboard should not be necessary.10 Jun 2015
How to Mulch with Cardboard, Part 1, Young Fruit Trees
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CARDBOARD in the Garden | PROS and CONS
Cardboard
Cardboard as Mulch - Straight to the Point
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