Western Spruce Dwarf Mistletoe
Arceuthobium microcarpum
- Native to:
- United States
Michael Tidwell (iNaturalist user @mchief)





Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Santalaceae
- Genus:
- Arceuthobium
- Species:
- Arceuthobium microcarpum
- USDA Symbol:
- ARMI8
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Subshrub
- Height:
- 8 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- apr,may,jun
Garden & Ecology Notes
- Wildlife Value:
- birds
- Deer Resistant:
- Yes
- Fire Notes:
- As an obligate parasite of conifers, populations are reduced when host trees are killed by fire.
Soil Requirements
- Soil Type:
- poor, rocky, well-drained soil
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- parasitic on conifer hosts; soil characteristics less critical
Propagation & Germination
- Notes:
- Seeds are explosively discharged and require contact with suitable host bark; germination occurs on host branches, not in soil.
The above propagation data sourced from Claude AI