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Bog Muhly

Muhlenbergia uniflora

Last reviewed: June 2026

Bog Muhly (Muhlenbergia uniflora)
Photo: Carl Bernhard von Trinius / Wikimedia Commons (Public domain)

The USDA PLANTS Database (opens in new tab) does not flag Bog Muhly as toxic to livestock.

Light

part sun

Water

high

Size

6"–12" H × 3"–6" W

Bloom

Jul, Aug, Sep

Native to

CT, MA, MD, ME and 11 more states

Bog muhly is a delicate native grass that forms small, neat clumps in moist to wet areas. It produces fine-textured foliage and small flower spikes in summer, making it ideal for rain gardens and naturally wet spots in the landscape.

In an HOA neighborhood

Bog Muhly is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.

Works well in: front yard, foundation, street edge, mid zone.

Wildlife value

This grass provides habitat and nesting material for small birds and insects. Its seeds offer food for songbirds in late summer and fall.

Common questions

How much sun does Bog Muhly need?
Bog Muhly grows best in part sun conditions.
When does Bog Muhly bloom?
Bog Muhly blooms in July, August, and September.
Where is Bog Muhly native?
Bog Muhly (Muhlenbergia uniflora) is native to CT, MA, MD, ME and 11 more states, per the USDA PLANTS Database and regional native plant society lists.
Is Bog Muhly toxic to livestock?
The USDA PLANTS Database does not flag Bog Muhly as toxic to livestock.
Is Bog Muhly HOA-friendly?
Bog Muhly is generally an HOA-friendly choice in the right placement, with low maintenance.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Bog Muhly? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

Not sure where to start? Take the 2-minute yard quiz