Gasquet Manzanita

Arctostaphylos hispidula

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Ericaceae
Genus:
Arctostaphylos
Species:
Arctostaphylos hispidula

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub
Height:
8-12 ft
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
feb, mar, apr
Bloom Colors:
White
Evergreen Shrub:
Yes

Native Range

United States: California, Oregon

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
Bee Keystone:
★★★★☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)

Host Plant for Caterpillars

Aseptis ethnica, Aseptis fumeola, Cecropis moth (Automeris cecrops), Columbia silk moth (Hyalophora columbia), Copper Underwing (Amphipyra pyramidoides), Elegant sphinx (Sphinx perelegans), Epinotia subplicana, Eupithecia graefii, Hydriomena manzanita, Splendid Royal Moth (Citheronia splendens), sulphur moth (Hesperumia sulphuraria), Brown Elfin (Incisalia augustinus)

Soil Requirements

Soil Type:
sandy, acidic, nutrient-poor soil
pH:
4.5 - 6.5 (acidic to slightly acidic)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to coastal regions, prefers open, sunny areas

Germination Information

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

Source: OpenAI GPT-4o