Namaste, iam Susan Daquino, Enjoy the rest of your day.
Can I 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
One of the keys to success when growing your own fruit
CARDBOARD in the Garden | PROS and CONS
Cardboard
Cardboard as Mulch - Straight to the Point
Joey shows how to use