Heuchera glabra
This evergreen, clump-forming Saxifragaceae perennial is a low-growing alpine with rounded, lobed leaves and racemes of small tubular flowers, often with colorful calyces and white blooms above autumn-colored foliage, native from Oregon to Alaska and thriving on well-drained soil from coast to above timberline along the Cascades, including streambanks and moist rocks.
Common Names
Smooth Alumroot, Alpine Alumroot
Summary
Heuchera glabra, commonly known as smooth alumroot, is a low-growing ground-cover perennial with rounded, heart-shaped, lobed leaves colour in autumn and white flowers atop the foliage. It grows to about 20 cm in height and 25 cm in width, native from Oregon to Alaska and often described as an Alpine heuchera, with flowering in early summer.
In cultivation, it prefers full sun to partial shade with free-draining soil and is hardy and perennial, suitable for containers; it is attractive to bees and other pollinators. Its natural habitat includes streambanks and moist rocks, extending from the coast to above timberline, indicating wide elevational and moisture tolerance.
Lifecycle
Perennial
Height
8 inches
Spread
10 inches
Sunlight Requirements
Ideally full Sun and partial shade.
Soil Type
Free-draining soil
Soil Drainage
Free-draining soil
Bloom Color
White
Bloom Time
Summer
Foliage Color
Green
Fall Foliage Color
Green
Leaf Lifecycle
Evergreen broadleaf
Seasons of Interest
Summer and Fall (Autumn)
Attracts Wildlife
Attracts bees and pollinators
Taxonomy
- Taxonomic Rank
- Species
- Author
- Willd. ex Roem. & Schult.
- Publication
- Syst. Veg., ed. 15 bis 6: 216 (1820)
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Saxifragales
- Family
- Saxifragaceae
- Genus
- Heuchera