Sweet potato
species of plant
Do Sweet Potatoes prevent other plants from growing in their place?
When sweet potato plants decompose, they release a chemical that prevents germination in their soil. Farmers will work to ensure that all parts of a sweet potato plant are out of the field before trying to grow in it again.
What chemical is released when sweet potatoes decompose? Where is #1 released into? Does #1 prevent other plants from growing in #2?