Harford's Tree Poppy

Dendromecon harfordii

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Papaveraceae
Genus:
Dendromecon
Species:
Dendromecon harfordii
USDA Symbol:
DEHA3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
mar,apr,may,jun
Bloom Colors:
yellow
Evergreen Shrub:
Yes
Landscaping Shrub:
Yes

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)
Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Host Plant for Caterpillars

Neoterpes edwardsata

Reported Fauna Sightings

Bees: Bombus sonorus

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown after fire; seeds may be stimulated by heat or smoke.

Soil Requirements

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

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds benefit from cold stratification for 4-8 weeks to break dormancy; sow in well-drained mix.