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PlantSnap
Plant Care
American alumroot
(Heuchera americana)
Also Known As
American alumroot, American coralberry, Alum root, Coralbells
About This Plant
Heuchera americana is a herbaceous perennial plant species native to North America. It has lobed, rounded leaves that come in a variety of colors ranging from purple to green to silver.
Plant Care Instructions
Outdoor Size Range
18-24 inches (45-60 cm)
Light Requirements
Heuchera americana prefers partial to full shade. It can tolerate some sun, but too much direct sunlight can scorch its leaves.
Humidity Needs
Heuchera americana can tolerate a range of humidity levels, but it prefers moderate to high humidity.
Fertilizing Schedule
Heuchera americana benefits from a balanced, slow-release fertilizer applied in early spring. Avoid fertilizing in late summer or fall.
Pruning Guidelines
Heuchera americana does not require much pruning, but you can remove any dead or damaged leaves to keep it looking tidy.
Common Pests and Diseases
Common pests for Heuchera americana include slugs, snails, and vine weevils. It may also be susceptible to powdery mildew and rust.
Indoor Size Range
12-18 inches (30-45 cm)
Watering Schedule
Heuchera americana likes consistently moist soil, but it should not be waterlogged. Water when the top inch of soil feels dry to the touch.
Temperature Range
Heuchera americana prefers cool to moderate temperatures, between 60-75°F (15-24°C). It can tolerate some heat, but it may wilt in hot, dry conditions.
Growing Season
The growing season for Heuchera americana is typically from spring to fall.
Growing Difficulty Level
Heuchera americana is considered easy to grow and is a good choice for beginner gardeners.
USDA Hardiness Zones
Heuchera americana is hardy in USDA zones 3-8.
Did You Know?
Heuchera americana has been used in traditional medicine to treat a variety of ailments, including inflammation, stomach problems, and coughs.
