Selwyn's Atrichum Moss
Atrichum selwynii
- Native to:
- United States
iNaturalist: © sawyerbird (iNaturalist #101233656)






Taxonomy
- Division:
- Bryophyta | - Mosses
- Family:
- Polytrichaceae
- Genus:
- Atrichum
- Species:
- Atrichum selwynii
- USDA Symbol:
- ATSE3
Growth Characteristics
- Growth Habit:
- Nonvascular
- Height:
- 3 cm
- Light Requirements:
- Part Shade
- Drought Tolerance:
- Low
- Ground Cover:
- Yes
Host Plant for Caterpillars
Epimartyria pardella
Garden & Ecology Notes
- Wildlife Value:
- invertebrates, soil stabilization
- Deer Resistant:
- Yes
- Fire Notes:
- Mosses are generally sensitive to fire and recover slowly; typically recolonize burned areas from adjacent unburned patches.
Soil Requirements
- Soil Type:
- moist, well-drained, organic-rich soil
- pH:
- 5.0 - 6.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers shaded forest floors
Propagation & Germination
- Notes:
- Mosses reproduce primarily via spores; propagation typically done through vegetative division of established colonies.
The above propagation data sourced from Claude AI