Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Scrophulariaceae

Genus:

Castilleja

Species:

Castilleja lineariiloba

USDA Symbol:

CALI20

Growth Characteristics

Life Cycle:

Annual

Growth Habit:

Parasite

Height:

40 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

may,jun,jul,aug

Bloom Colors:

red, orange, yellow

Wildlife Benefits

Butterflies & Moths:

★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:

hummingbirds, butterflies

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Resprouts from rootstock following fire; benefits from periodic burning that reduces competition.

Soil Requirements

Soil Type:

well-drained, sandy or rocky soil

pH:

5.5 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

often found in open, sunny areas

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–90 days

Germination Time:

14–60 days

Notes:

Hemiparasitic; germinates best near host plant roots. Light may aid germination.

The above propagation data sourced from Claude AI