Bristly Matilija Poppy

Romneya trichocalyx

Bristly Matilija Poppy

No machine-readable author provided. Curtis Clark assumed (based on copyright claims).

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Papaveraceae
Genus:
Romneya
Species:
Romneya trichocalyx

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Subshrub
Height:
6 in - 1 ft
Light Requirements:
Full Sun
Bloom Months:
apr, may, jun, jul
Bloom Colors:
White
Ground Cover:
Yes
Landscaping Shrub:
Yes

Native Range

United States: California

Soil Requirements

Soil Type:
poor, sandy, well-drained soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to dry, rocky slopes and chaparral

Germination Information

Pre-treatment: Seeds should be exposed to charred wood or aqueous extracts of it for increased germination.

Establishment: R. trichocalyx is commonly found within the mattoral vegetation association of California.

Source: npn.rngr.net