Longleaf Pondweed
Potamogeton nodosus
Last reviewed: June 2026
Light
part shade
Water
high
Size
12"–60" H × 12"–36" W
Bloom
Jun, Jul, Aug, Sep
Native to
AR, AZ, CA, CO and 43 more states
Browse plants for this ecoregion
Longleaf pondweed is an aquatic perennial that grows submerged or floating in ponds, lakes, and slow-moving streams. It produces long, narrow leaves and small flowering spikes that emerge above the water surface during summer months. This plant requires permanent water and is not suitable for typical garden beds.
In an HOA neighborhood
Longleaf Pondweed takes more care to keep looking intentional in a front yard. Maintenance level: high. Consider it for backyard or mid-zone beds rather than the street edge.
- Requires permanent water feature
- Not suitable for standard landscaping
- May be considered pond maintenance issue
Wildlife value
Provides habitat and food for waterfowl, fish, and aquatic invertebrates. The seeds are eaten by ducks and other water birds.
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.
Does Longleaf Pondweed fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.