Cosmos bipinnatus
Botanical Name
Cosmos bipinnatus
Hardiness
Half hardy annual
Height
12 to 72 inches
Width
12 to 24 inches
Flowers
Summer till frost: red, rose, pink, purple
Light
Full sun
Soil
Well-drained
Planting and Care
Space plants 12 inches apart, avoid over fertilizing - results in no blooms and floppy plants, heat and drought tolerant
Problems
Aphids, bacterial wilt, aster yellows, Japanese beetles
Varieties to Consider
'Sea Shells' - fluted petals, 36"
'Sonota' - dwarf, 20"
'Sonota' - dwarf, 20"