[cg] copper pipe obelisk harmful?


My husband wants to build a copper pipe obelisk for my sweet pea flowers.  Will this harm them or any other plants in the garden?  We know that if a copper nail is driven into a tree it will kill the tree.
 
Cyndy Ross
Sylvan Lake Lutheran Church & Community Garden
2399 Figa Avenue
W. Bloomfield, Michigan 48324
 
Zone 6a
H/Ofc (248) 681-6630
H/Fax (248) 681-3115
 


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