Whilst most Helianthus are indeed grown for their large yellow flowers, this one is grown for its amazing leaves. These grow the length of the wandering 2 -…
Cultivation
Grow in a sunny position and needs a long hot summer to flower well. Sometimes needs staking.
Propagation
Seed or division in autumn or spring.
Pests, diseases or disorders
Watch out for slugs and snails, powdery mildews and sclerotinia diseases.