Plant Base Online (beta)
© Deeproot Plant Base
poisonous or irritant
preferred soil pH: neutral
minimum temp: -15°C
USDA zone: 4 to 8
Spikes of pure white flowers from June to August.
Usually treated as an annual or biennial. Fertile well-drained soil in full sun. The flowering stems should be supported by staking with canes or other suitable method.
Cutting back the main central spike as the flowers fade may encourage smaller side shoots to give further flowering.
From seed. Usually flowers in its first year.
A Pacific Hybrid.