Shasta Clover

Trifolium productum

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Trifolium
Species:
Trifolium productum

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
1-2 ft
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
mar, apr, may, jun, jul, aug
Bloom Colors:
pink, purple
Ground Cover:
Yes

Native Range

United States: California, Nevada, Oregon

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

Greenish Blue (Plebejus saepiolus)

Reported Fauna Sightings

Bees: Fuzzy-horned bumble bee (Bombus mixtus), Fuzzy-horned bumble bee (Bombus mixtus), Two-form bumble bee (Bombus bifarius), Two-form bumble bee (Bombus bifarius), Yellow head bumble bee (Bombus flavifrons), Yellow head bumble bee (Bombus flavifrons)

Soil Requirements

Soil Type:
well-drained, fertile loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
good drainage required
Moisture:
moderate moisture

Germination Information

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

Notes: Seeds may benefit from light exposure during germination.

Source: OpenAI GPT-4o