Undulate Atrichum Moss
Atrichum undulatum
- Native to:
- United States
iNaturalist: © brebis107 (iNaturalist #325095021)






Taxonomy
- Division:
- Bryophyta | - Mosses
- Family:
- Polytrichaceae
- Genus:
- Atrichum
- Species:
- Atrichum undulatum
- USDA Symbol:
- ATUN2
Growth Characteristics
- Growth Habit:
- Nonvascular
- Height:
- 6 cm
- Light Requirements:
- Shade
- Drought Tolerance:
- Low
- Ground Cover:
- Yes
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Epimartyria pardella
Garden & Ecology Notes
- Wildlife Value:
- invertebrates, amphibians
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 4.5 - 6.5 (acidic to slightly acidic)
- Drainage:
- good drainage preferred
- Moisture:
- consistently moist
- Notes:
- commonly found in shaded woodland areas
Propagation & Germination
- Notes:
- Mosses reproduce primarily via spores and vegetative fragmentation rather than seeds; spore germination requires consistent moisture and appropriate substrate.
The above propagation data sourced from Claude AI