Herb Robert
Geranium robertianum
Native status: sources disagree, under review. How scores work Is it native here?
Profile 53%
- Height
- Up to about 2 feet
- Soil moisture
- Somewhat dry to average

At a glance
- Life cycle
- Annual
Not yet recorded · Spread · Light · Leaves · Bloom
This plant is missing most of its facts, so Quercus is looking them up in old botany books.
County records are not available.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Arkansas. Shared habitat, not food. 24 animals.
- American CrowCorvus brachyrhynchos
- American KestrelFalco sparverius
- Bald EagleHaliaeetus leucocephalus
- Bank SwallowRiparia riparia
- Belted KingfisherMegaceryle alcyon
- Chimney SwiftChaetura pelagica
- Cliff SwallowPetrochelidon pyrrhonota
- Common NighthawkChordeiles minor
- Dark-eyed JuncoJunco hyemalis
- Eastern KingbirdTyrannus tyrannus
- Eastern PhoebeSayornis phoebe
- European StarlingSturnus vulgaris
- Fish CrowCorvus ossifragus
- Great Horned OwlBubo virginianus
- Lark SparrowChondestes grammacus
- Mourning DoveZenaida macroura
- Northern FlickerColaptes auratus
- Northern Rough-winged SwallowStelgidopteryx serripennis
- OspreyPandion haliaetus
- Red-tailed HawkButeo jamaicensis
- Rock PigeonColumba livia
- Rough-legged HawkButeo lagopus
- Sharp-shinned HawkAccipiter striatus
- Turkey VultureCathartes aura
Who uses this plant?
23CaterpillarsGenus host records with ranges including AR
Genus host records with ranges including AR · Geranium
- Anavitrinella pampinariaCommon Gray, Cranberry Spanworm
- Archips purpuranaOmnivorous Leafroller Moth
- Argyrotaenia velutinanaRed-Banded Leafroller Moth, Jack Pine Tube Moth
- Cenopis reticulatanaReticulated Fruitworm Moth
- Chloridea virescensTobacco Budworm Moth
- Choristoneura rosaceanaOblique-Banded Leafroller Moth, Rosaceous Leaf Roller
- Chrysodeixis includensSoybean Looper Moth
- Condica sutorThe Cobbler, Cobbler Groundling
- Helicoverpa zeaCorn Earworm Moth
- Hyphantria cuneaFall Webworm
Show all 23
- Lacinipolia loreaBridled Arches, Bridle Groundcat
- Megalographa bilobaBilobed Looper Moth
- Orgyia leucostigmaWhite-Marked Tussock Moth
- Prochoerodes lineolaLarge Maple Spanworm Moth
- Pyrrhia ciliscaAmerican Bordered Sallow, Noble Sun Moth
- Pyrrhia exprimensPurple-Lined Sallow, Purple-Lined Sun Moth
- Spilosoma virginicaVirginian Tiger Moth, Yellow Woolybear Moth, Yellow Bear
- Spodoptera dolichosSweetpotato Armyworm, Dolichos Armyworm, Large Cotton Armyworm
- Spodoptera eridaniaSouthern Armyworm Moth
- Spodoptera frugiperdaFall Armyworm Moth
- Spodoptera ornithogalliYellow-Striped Armyworm Moth, Cotton Cutworm
- Trichoplusia niNi Moth, Cabbage Looper Moth
- Udea rubigalisCelery Leaftier
1Specialist beesPollen specialists
11BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Geranium
- Callipepla californicaCalifornia Quail
- Colinus virginianusNorthern Bobwhite
- Columbina passerinaCommon Ground Dove
- Haemorhous mexicanusHouse Finch
- Junco hyemalisDark-eyed Junco
- Melospiza melodiaSong Sparrow
- Melozone crissalisCalifornia Towhee
- Pheucticus melanocephalusBlack-headed Grosbeak
- Zenaida macrouraMourning Dove
- Zonotrichia atricapillaGolden-crowned Sparrow
Show all 11
- Zonotrichia leucophrysWhite-crowned Sparrow
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
Plant details
- Family
- Geraniaceae
- Flower color
- Pink or purple
What its natural habitat tells you
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Flower color · “Pink or purple” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 2 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Annual” · Lady Bird Johnson Wildflower Center
Conservation status
| Arkansas rank | SNA |
|---|---|
| Global rank | G5 |
| AR 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
- NatureServe Explorer
- USDA PLANTS
- Weakley, Flora of the Southeastern United States (2025)
- Arkansas occurrence source
- 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

























