Q.Can pencil cactus planted near driveway cause concrete cracking?
Pencil cactus now 6-7 feet and there is a large crack in driveway branching out from where the plant is located.
Downtoearthdigs
Answered on June 18, 2019
A Pencil Cactus does have an extensive root system. If it is causing the damage, I can't say...but it does sound like it may have in your case.
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