If you are experiencing particularly wet or dry conditions, this could be the cause of your short-lived flowers. Cosmos are generally drought-tolerant, but if it’s been very dry and hot, then your flowers could be getting sunburnt. Reply
If you are experiencing particularly wet or dry conditions, this could be the cause of your short-lived flowers. Cosmos are generally drought-tolerant, but if it’s been very dry and hot, then your flowers could be getting sunburnt.