We recently bought a Knockout rose from Hewitts. The plant, leaves, etc are healthy. The problem is the blooms. Many buds form but then turn brown and never open to flowers. Is there a cure for this?Ron | Hewitts Garden Centers
You are here: Home FAQ We recently bought a Knockout rose from Hewitts. The plant, leaves, etc are healthy. The problem is the blooms. Many buds form but then turn brown and never open to flowers. Is there a cure for this?Ron