Harrison's Barberry

Berberis harrisoniana

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Berberidaceae
Genus:
Berberis
Species:
Berberis harrisoniana
USDA Symbol:
BEHA2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub
Height:
200 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr,may,jun
Bloom Colors:
yellow
Evergreen Shrub:
Yes
Landscaping Shrub:
Yes

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
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 arid regions, prefers rocky slopes

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–60 days
Notes:
Seeds benefit from cold-moist stratification; germination can be erratic and extended over several months.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Source: Claude AI