How to grow Sweet william 'Devon PP 11'
Keep in mind when planting that Devon PP 11 is thought of as hardy, so this plant will grow or become dormant during the winter.
Growing Devon PP 11 from seed
Transplanting Devon PP 11
As Devon PP 11 is hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.
Harvesting Devon PP 11