Boltonia asteroides
Botanical Name
Boltonia asteroides
Hardiness
Zones 4 to 9
Height
5 to 6 feet
Width
3 to 4 feet
Flowers
Late summer thru fall: yellow centered daisy-like in white, lilac, purple, or pink
Light
Full sun
Soil
Well-drained
Planting and Care
Stake taller varieties or trim plants back by half to a third in early summer for sturdier growth. Divide in spring or fall every 4 to 5 years to maintain vigor and control spread.
Problems
Powdery mildew, fungal leaf spot, rust, anthracnose
Varieties to Consider
'Snowbank' - 3-4' tall, doesn't usually require staking, white flowers
'Pink Beauty' - 3-4' tall, pink flowers