Longspine Sandbur
Cenchrus longispinus
Found in fields, roadsides, disturbed areas, lawns. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Virginia. How scores work Is it native here?
Profile 94%
- Height
- Up to about 3 feet
- Light
- Full sun, Partial shade
- Soil moisture
- Dry to average

At a glance
- Life cycle
- Annual
- Bloom
- May to October
Not yet recorded · Spread · Leaves
Recorded in 34 Virginia counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Who uses this plant?
9CaterpillarsGenus host records with ranges including VA
Genus host records with ranges including VA · Cenchrus
- Anicla infectaGreen Cutworm Moth
- Dargida diffusaWheat Head Armywotm Moth
- Helicoverpa zeaCorn Earworm Moth
- Hylephila phyleusFiery Skipper
- Lerema acciusClouded Skipper, Corn Leaf tier
- Lerodea eufalaEufala Skipper, Gray Skipper, Rice Leafroller
- Mythimna unipunctaArmyworm Moth, White Speck
- Nola cereellaSorghum Cutworm, Sorghum Webworm Moth, Sorgham Webworm Moth
- Spodoptera frugiperdaFall Armyworm Moth
1BeesSoutheastern regional records
Southeastern regional records · Cenchrus
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
7BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Cenchrus
- Cardinalis cardinalisNorthern Cardinal
- Passerina cirisPainted Bunting
- Pheucticus ludovicianusRose-breasted Grosbeak
- Porzana carolinaSora
- Tympanuchus phasianellusSharp-tailed Grouse
- Vireo olivaceusRed-eyed Vireo
- Zenaida asiaticaWhite-winged Dove
Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Poaceae
- Hardiness
- Zones 7a–11b
- Flower color
- Brown/copper, green or purple
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “May to October” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Flower color · “Brown/copper, green or purple” · NC Extension Plant Toolbox (ranked first; Lady Bird Johnson Wildflower Center differs)
- Hardiness · “Zones 7a–11b” · NC Extension Plant Toolbox
- Height · “Up to about 3 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Annual” · NC Extension Plant Toolbox
- Light · “Full sun (6 or more hours of direct sunlight a day); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox
- Soil · “Occasionally dry” · NC Extension Plant Toolbox
Also known as
Mat Sandbur; Mat Sandspur
Conservation status
| Virginia rank | S5 |
|---|---|
| Global rank | G5 |
| VA status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Digital Atlas of the Virginia Flora
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- NatureServe Explorer
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications

