On windier days, Roundup can spread through other areas of your garden or lawn, potentially killing plants you want to keep. The average yield in a Hey abby Grow Box is up to 8 oz within a three-month period. With some 37 states having legalized cannabis for medical use, and sixteen for recreational purposes, more Americans than ever are considering growing their own cannabis.  Source: <a href=https://egyvet.com/2013/06/24/where-to-purchase-cannabis-seeds-online-5-finest-seed-banks-to-order-marijuana-seeds-within-the-usa/>https://egyvet.com/2013/06/24/where-to-purchase-cannabis-seeds-online-5-finest-seed-banks-to-order-marijuana-seeds-within-the-usa/</a>