Hollyhock
Hollyhock
Alcea rosea
ornamental☀️ full-sun🪴 loam📏 tall🌡️ RHS H7
📋Quick Facts
Water
💧💧 Average watering
Hardiness
Zone 2-10
About
Tall biennial commonly grown in cottage gardens.
Top tip
Hollyhocks prefer sun and shelter; stake tall stems and remove rust-affected leaves to limit disease.
Also known as: Alcea rosea, Rose trémière, Malvarrosa, Malwa ogrodowa, Hollyhock, Malvarisco / malva-rosa, Stockrose
Pest Resilience
2/5 — Somewhat vulnerable
Hollyhock rust is almost inevitable; aphids and flea beetles also common.
The hollyhock year in your garden
Dispatching imaginary bots to check your garden out...
What to do now
How to Propagate
🌰Seed
EasyThis plant produces viable seeds for propagation
Hardiness Zones
H1a (tender)H7 (very hardy)
RHS H7
USDA 4–5 equivalent