Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Liliaceae

Genus:

Calochortus

Species:

Calochortus umpquaensis subsp. confertus

Growth Characteristics

Growth Habit:

Geophyte

Height:

30 cm

Drought Tolerance:

Medium

Bloom Months:

may,jun,jul

Bloom Colors:

yellow

Garden & Ecology Notes

Wildlife Value:

bees

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Bulbs survive fire and often show increased flowering in post-fire years. Found in fire-maintained oak woodlands and chaparral habitats.

Source: Claude claude-sonnet-4-5-20250929 Batch

Propagation & Germination

Stratification:

Cold/moist stratification required — 60–90 days

Germination Time:

14–60 days

Notes:

Seeds germinate readily after cold stratification. Plants typically require 3-5 years from seed to first flowering.

Source: Claude claude-sonnet-4-5-20250929 Batch