Yellow Sweetclover
Melilotus officinalis
Found in fields, roadsides, disturbed areas. FloraQuest, phone app (app page) What its natural habitat tells you
—
Not native
Not native to Florida. How scores work Is it native here?
Profile 82%
- Height
- 1–3 feet
- Spread
- 1–3 feet
- Light
- Full sun
- Soil moisture
- Somewhat dry to moist
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At a glance
- Life cycle
- Annual
- Bloom
- April to October
- Fruiting season
- Summer
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Not yet recorded · Leaves
Recorded in 4 Florida 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.
Ecological relationships
Who uses this plant?
23CaterpillarsGenus host records with ranges including FL
Genus host records with ranges including FL · Melilotus
- Agrotis venerabilisVenerable Dart, Dusky Cut-Worm
- Anticarsia gemmatalisVelvetbean Caterpillar Moth
- Archips argyrospilaFruit-Tree Leafroller Moth
- Automeris ioIo Moth
- Colias eurythemeOrange Sulphur, Alfalfa Butterfly
- Colias philodiceClouded Sulphur, Clover Butterfly
- Cupido comyntasEastern Tailed-Blue
- Estigmene acreaSalt Marsh Moth, Acrea Moth
- Helicoverpa zeaCorn Earworm Moth
- Hemiargus ceraunusCeraunus Blue, Antillean Blue
Show all 23
- Hypena scabraGreen Cloverworm Bomolocha, Black Snout
- Nomophila nearcticaLucerne Moth, American Celery Webworm
- Platynota flavedanaBlack-Shaded Platynota
- Platynota stultanaOmnivorous Leafroller
- Pleuroprucha insulsariaCommon Tan Wave
- Pyrrharctia isabellaIsabella Tiger Moth, Banded Woolybear
- Scopula inductataSoft-Lined Wave
- Spodoptera frugiperdaFall Armyworm Moth
- Strymon melinusGray Hairstreak
- Thyridopteryx ephemeraeformisEvergreen Bagworm Moth
- Walshia miscecolorellaSweetclover Root Borer Moth
- Omiodes simialis
- Xenotemna pallorana
—BeesSoutheastern regional records
1Specialist beesPollen specialists
Pollen specialists · Melilotus
- Megachile melanophaea
7BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Melilotus
- Anser albifronsGreater White-fronted Goose
- Antigone canadensisSandhill Crane
- Callipepla californicaCalifornia Quail
- Centrocercus urophasianusGreater Sage-Grouse
- Oreortyx pictusMountain Quail
- Perdix perdixGray Partridge
- Tympanuchus phasianellusSharp-tailed 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
Growing and identification
Plant details
- Family
- Fabaceae
- Hardiness
- Zones 4b–9b
- Soil pH
- Neutral to alkaline
- Flower color
- Yellow
- Growth rate
- Rapid
- Growth habit
- Single crown
- Foliage color
- Green
- Fruit begins
- Summer
- Fruit ends
- Summer
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “April to October” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Flower color · “Yellow” · NC Extension Plant Toolbox
- Foliage color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit begins · “Summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit ends · “Summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth habit · “Single crown” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth rate · “Rapid” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Hardiness · “Zones 4b–9b” · NC Extension Plant Toolbox
- Height · “1–3 feet” · NC Extension Plant Toolbox (ranked first; USDA PLANTS, Minnesota Wildflowers differ)
- Life cycle · “Annual” · NC Extension Plant Toolbox (ranked first; Minnesota Wildflowers differs)
- Light · “Full sun (6 or more hours of direct sunlight a day)” · NC Extension Plant Toolbox
- primary_flower_color · “yellow” · USDA PLANTS
- Soil · “Moist; Occasionally dry” · NC Extension Plant Toolbox
- Soil pH · “Neutral to alkaline” · NC Extension Plant Toolbox
- Spread · “1–3 feet” · NC Extension Plant Toolbox
Also known as
Yellow Melilot; Yellow Sweet Clover
Conservation status
| Florida rank | SNA |
|---|---|
| Global rank | GNR |
| FL status | Not verified |
| Federal status | Not verified |
Sources
- Atlas of Florida Plants
- USDA 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