Growing rose mallow in containers
Can I grow rose mallow in large containers?
This will prove to be somewhat difficult unless you container is very large, At least 8 gallons, and Deep enough to support the root system. These can get quite large. It is possible, but can be somewhat difficult. Here is an article that will give you more information on the plant: https://www.gardeningknowhow.com/ornamental/flowers/lavatera/growing-lavatera-rose-mallow.htm