Binance Under Investigation By Commodity Futures Trading Commission Over Derivatives Activity Report. So below I ll show you how to tell when butterfly weed seeds are ready to harvest, how to gather them, and what to do with them after you re done collecting them. Clones like relative humidity RH over 80 , 24-hour photoperiods, and low light conditions to form new roots.  Source: <a href=https://www.lingvolive.com/en-us/community/posts/1268249>https://www.lingvolive.com/en-us/community/posts/1268249</a>