Siam Hollygrape

Berberis napaulensis var. napaulensis

Native to:
China, India, Myanmar, Nepal, Thailand, Vietnam

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Berberidaceae
Genus:
Berberis
Species:
Berberis napaulensis var. napaulensis
USDA Symbol:
MASI13

Growth Characteristics

Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
mar,apr,may
Bloom Colors:
yellow
Landscaping Shrub:
Yes

Garden & Ecology Notes

Wildlife Value:
birds
Deer Resistant:
Yes

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
native to Himalayan regions, prefers organic matter-rich soils

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
30–90 days
Notes:
Germination can be erratic; fresh seed germinates more readily than stored seed.

The above propagation data sourced from Claude AI