Hollyhock
Alcea rosea
Hollyhocks are classic cottage garden perennials that produce tall, showy flower spikes in a wide range of colors. Plant in a sunny to partially shaded spot with well-drained soil and provide support staking in windy locations. They are susceptible to rust fungus, so water at the base and ensure good air circulation around plants.
Toxicity Warning
Known to be toxic to dogs, cats, horses.
Care Level
Moderate
Sun
Partial Shade
Water
Moderate
Growth Rate
Moderate
Mature Height
12″ – 36″
Soil
loam
Life Cycle
Perennial
Spacing
18″
Watering Schedule
Every 7-10 Days • Water Deeply At The Base, Allowing The Top Inch Of Soil To Dry Between Waterings
Soil pH
6 – 7.5
Temperature
-20° – 90°F
Mature Spread
up to 24″
Root Depth
Medium
Foliage
Medium
Propagation: Seed, Division
Native to
Attracts
Sources
Data: trefle, usda, aspca
Image: trefle.io — Taken Aug 16, 2018 by Manu Pacha (cc-by-sa)
No nurseries currently have this species in stock.