Great Valley Gumweed

Grindelia camporum

Great Valley Gumweed

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Grindelia
Species:
Grindelia camporum

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb , Subshrub
Height:
8-12 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
may, jun, jul, aug, sep, oct
Bloom Colors:
Yellow

Native Range

United States: California, Massachusetts, Nevada, Pennsylvania

Keystone Species Ranking

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

Host Plant for Caterpillars

American sunflower moth (Homoeosoma electella), Cremastobombycia grindeliella, orange tortrix moth (Argyrotaenia franciscana), Schinia mortua, Spotted Straw Moth (Heliothis phloxiphaga), Western yellowstriped armyworm (Spodoptera praefica)

Reported Fauna Sightings

Bees: Yellow-faced bumble bee (Bombus vosnesenskii), Yellow-faced bumble bee (Bombus vosnesenskii)

Soil Requirements

Soil Type:
well-drained, sandy or rocky soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
thrives in disturbed areas and open fields