Centaurea americana grow and care – herbaceous of the genus Centaurea also known as American starthistle, Centaurea americana annual used as ornamental plant, can grow in mediterranean, subtropics or temperate climate and growing in hardiness zone 4-11.
Leaves color green in lanceolate shape.
Centaurea americana flower
Flower color pink, purple or white the flowers petals like little horns base that divide several needle shape, the petals “sit” on green “ball” with spines on it.
Centaurea americana for sale – Seeds or Plants to Buy
How to grow Centaurea americana growing and care:
Drained soil, moist soil, cool winter
What is the best way to start growing?
Plant / Seedling / Seed
Is it necessary to graft or use vegetative reproduction?
Difficulties or problems when growing:
Spines on the flowers, invasive
Recommended planting season?
Spring, summer, autumn
Pests and diseases:
Powdery mildew, aphids
How to prune:
Prune dead leaves and flowers
Size of the plant?
40-140 cm (16-56 inches)
Growth speed in optimal condition:
Small amount of water
Light conditions in optimal condition for growing:
Is it possible to grow indoor as houseplant?
Growing is also possible in a planter /flowerpot / containers:
Spring / Summer
General information about the flower
Pink, purple or white flowers petals like little horns base that divide several needle shape, the petals “sit” on green “ball” with spines on it.
Plant Life Form
Plant Growing Speed
Plants Sun Exposure
- Hardiness zone 10
- Hardiness zone 11
- Hardiness zone 4
- Hardiness zone 5
- Hardiness zone 6
- Hardiness zone 7
- Hardiness zone 8
- Hardiness zone 9