Littleleaf Alumroot
Heuchera parvifolia
Also known as: Hard Alumroot
- Native to:
- Canada, Mexico, United States
iNaturalist: © zharkikh (iNaturalist #181997105)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Saxifragaceae
- Genus:
- Heuchera
- Species:
- Heuchera parvifolia
- USDA Symbol:
- HEPA11
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 45 cm
- Light Requirements:
- Part Shade
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- white, pink
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Keystone Species Ranking
- Caterpillar Keystone:
- ★☆☆☆☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rocky, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to rocky slopes and alpine areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds benefit from cold stratification for 4-8 weeks; surface sow on moist medium and keep at 20°C after stratification.
Pre-treatment: 5 month outdoor stratification
Establishment: Seeds are very small and are hand collected into cloth bags. The plant is found on granitic and limestone cliffs, slopes and talus in the Rockies from Alberta to New Mexico, west to central Idaho, Nevada, and Arizona.
Source: npn.rngr.net
ORGHPS Germination Guide: Best grown in plastic bag for humidity