Kunth's Maiden-fern
Thelypteris kunthii
Found in glades, barrens and outcrops on limestone; roadsides, fields and disturbed ground; forests and woodlands. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Florida. How scores work Is it native here?
Profile 82%
- Height
- 2–4 feet
- Spread
- 2–4 feet
- Light
- Dappled sunlight, Deep shade, Partial shade
- Soil moisture
- Dry to average
Space about 3 ft apart from its recorded spread, about 11 per 100 sq ft. Enter your bed size for a count
Will it fit your yard?No photograph yet. Looking for an old drawing…
At a glance
- Life cycle
- Perennial
- Leaves
- Deciduous
Recorded in 64 Florida counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Glades, barrens and outcrops on limestone


Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Florida. Shared habitat, not food. 91 animals.
- Acadian FlycatcherEmpidonax virescens
- American CrowCorvus brachyrhynchos
- American GoldfinchCarduelis tristis
- American KestrelFalco sparverius
- American RedstartSetophaga ruticilla
- American RobinTurdus migratorius
- American WoodcockScolopax minor
- Bald EagleHaliaeetus leucocephalus
- Baltimore OrioleIcterus galbula
- Barred OwlStrix varia
- Belted KingfisherMegaceryle alcyon
- Black VultureCoragyps atratus
- Black-and-White WarblerMniotilta varia
- Blue GrosbeakPasserina caerulea
- Blue JayCyanocitta cristata
- Blue-gray GnatcatcherPolioptila caerulea
- Broad-winged HawkButeo platypterus
- Brown CreeperCerthia americana
- Brown ThrasherToxostoma rufum
- Carolina ChickadeePoecile carolinensis
- Carolina WrenThryothorus ludovicianus
- Cedar WaxwingBombycilla cedrorum
- Chimney SwiftChaetura pelagica
- Chipping SparrowSpizella passerina
Who uses this plant?
6CaterpillarsGenus host records with ranges including FL
Genus host records with ranges including FL · Thelypteris
- Callopistria floridensisFlorida Fern Caterpillar
- Callopistria mollissimaPink-Shaded Fern Moth
- Euplexia benesimilisAmerican Angle Shades
- Fagitana litteraMarsh Fern Moth
- Spodoptera latifasciaOrange-Striped Armyworm, Velvet Armyworm Moth
- Herpetogramma theseusalis
1BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Thelypteris
- Bonasa umbellusRuffed Grouse
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
- Thelypteridaceae
- Hardiness
- Zones 7a–10b
- Soil pH
- Acidic to neutral
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Hardiness · “Zones 7a–10b” · NC Extension Plant Toolbox
- Height · “2–4 feet” · NC Extension Plant Toolbox
- Leaves · “Deciduous” · NC Extension Plant Toolbox
- Life cycle · “Perennial” · NC Extension Plant Toolbox
- Light · “Dappled sunlight (shade through upper canopy all day); Deep shade (less than 2 hours to no direct sunlight); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox
- Soil · “Occasionally dry” · NC Extension Plant Toolbox
- Soil pH · “Acidic to neutral” · NC Extension Plant Toolbox
- Spread · “2–4 feet” · NC Extension Plant Toolbox
Also known as
Kunth's Maiden fern; Thelypteris kunthii; fern
Conservation status
| Florida rank | S5 |
|---|---|
| Global rank | G5 |
| FL 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
- Atlas of Florida Plants
- FloraQuest: Carolinas, Georgia (Weakley), phone app (app page)
- FloraQuest: Florida (Weakley), phone app (app page)
- 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

























