How to grow Aster 'Herfstweelde'
Keep in mind when planting that Herfstweelde is thought of as hardy, so it can be safe to leave outdoors for the majority of winter (although if in doubt, using a row cover is often a good idea).
Growing Herfstweelde from seed
Transplanting Herfstweelde
As Herfstweelde is hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.
Harvesting Herfstweelde