Western Dwarf Mistletoe

Arceuthobium campylopodum

Native to:
Canada, Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Santalaceae
Genus:
Arceuthobium
Species:
Arceuthobium campylopodum
USDA Symbol:
ARCA3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Subshrub
Height:
10 cm
Light Requirements:
Full Sun
Bloom Months:
aug,sep,oct
Bloom Colors:
yellow, orange, brown

Wildlife Benefits

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

Host Plant for Caterpillars

⚠️Johnson's hairstreak (Mitoura johnsoni), Thicket Hairstreak (Mitoura spinetorum)

Garden & Ecology Notes

Wildlife Value:
birds
Fire Notes:
Infected branches may be killed by fire, but mistletoe can persist on surviving host tissue. Fire historically helped control dwarf mistletoe in some conifer forests.

Soil Requirements

Soil Type:
poor, sandy, well-drained
pH:
5.0 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
parasitic on conifer hosts, soil less critical

Propagation & Germination

Notes:
Seeds are explosively discharged and must contact host conifer bark to germinate. Parasitic germination dependent on host compatibility.

The above propagation data sourced from Claude AI