Warty Panicgrass
Panicum verrucosum
Last reviewed: August 2026
Toxicity unknown
Warty Panicgrass (Panicum verrucosum) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
high
Size
12"–60" H × 6"–18" W
Bloom
Jun, Jul, Aug
Native to
AL, AR, CT, DE and 23 more states
Before you buy
Your city may pay you to plant this
Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 452 programs across 44 states, each with a link to the provider and the date we last checked it.
Find rebates in your areaBrowse plants for this ecoregion
Warty Panicgrass is a tall native annual grass that can reach up to 5 feet in height during the growing season. It produces delicate seed heads from summer through early fall and requires consistent moisture to thrive. As an annual, it completes its life cycle in one year and will need to reseed naturally or be replanted.
In an HOA neighborhood
Warty Panicgrass is an HOA-friendly choice in the right placement. Maintenance level: moderate. Tidiness: 2 out of 5.
Works well in: mid zone, backyard only.
- Requires seasonal replanting
- May have messy dieback
Wildlife value
This grass produces seeds that feed native birds and small wildlife. The dense growth provides nesting habitat and cover for various species during the growing season.
Common questions
- How much sun does Warty Panicgrass need?
- Warty Panicgrass grows best in full sun conditions.
- When does Warty Panicgrass bloom?
- Warty Panicgrass blooms in June, July, and August.
- Where is Warty Panicgrass native?
- Warty Panicgrass (Panicum verrucosum) is native to AL, AR, CT, DE and 23 more states, per the World Checklist of Vascular Plants (Kew).
- Is Warty Panicgrass HOA-friendly?
- Warty Panicgrass is generally an HOA-friendly choice in the right placement, with moderate maintenance.
Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
If something looks wrong
Common plant problems, and what to check first
These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
Ready to grow Warty Panicgrass? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
Planning a bed around it? Start a free plan with this plant
Not sure where to start? Take the 2-minute yard quiz