Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Orobanchaceae

Genus:

Orobanche

Species:

Orobanche valida

USDA Symbol:

ORVA

Growth Characteristics

Life Cycle:

Annual

Growth Habit:

Forb/herb

Height:

35 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

apr,may,jun,jul

Bloom Colors:

purple, violet, yellow

Garden & Ecology Notes

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Host plants in chaparral and coastal sage scrub are fire-adapted; Orobanche may recolonize post-fire as hosts regenerate.

Soil Requirements

Soil Type:

rocky, well-drained, nutrient-poor soil

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

parasitic plant, depends on host species

Propagation & Germination

Notes:

Parasitic plant; seeds require chemical signals from host roots (typically shrubs in Asteraceae or Lamiaceae) to germinate.

The above propagation data sourced from Claude AI