Sharp Grass
Imperata cylindrica
Last reviewed: June 2026
Light
full sun
Water
medium
Size
12"–36" H × 12"–24" W
Bloom
May, Jun, Jul
Native to
AL, FL, GA, LA and 5 more states
Imperata cylindrica is an ornamental grass that forms compact clumps with narrow green leaves. It produces feathery flower plumes in late spring through summer and offers a neat, upright growth habit that works well in formal landscapes.
In an HOA neighborhood
Sharp Grass 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.
- Imperata cylindrica is an aggressive invasive species banned in many states
- Spreads rapidly through underground rhizomes and can overtake native vegetation
- May be prohibited by local ordinances due to invasive status
Wildlife value
This grass provides minimal wildlife value as it produces sterile flowers that do not attract significant pollinators or provide seed for birds.
Common questions
- How much sun does Sharp Grass need?
- Sharp Grass grows best in full sun conditions.
- When does Sharp Grass bloom?
- Sharp Grass blooms in May, June, and July.
- Where is Sharp Grass native?
- Sharp Grass (Imperata cylindrica) is native to AL, FL, GA, LA and 5 more states, per the USDA PLANTS Database and regional native plant society lists.
- Is Sharp Grass HOA-friendly?
- Sharp Grass takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.
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 Sharp Grass? 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