Quercus

Rosebay Rhododendron

Rhododendron maximum

Native to Georgia (estimated)

Ingestion caution. Extension reports ingestion toxicity and concerns for cats, dogs and horses. Do not treat garden use as evidence that this plant is safe to eat. Plant caution source

Ecological relationships

Who uses this plant?

56CaterpillarsGenus host records with ranges including GA

Genus host records with ranges including GA · Rhododendron

  • Acharia stimuleaSaddleback Caterpillar Moth
  • Acronicta oblinitaSmeared Dagger
  • Acronicta tritonaGray Dagger, Triton Dagger
  • Amphipyra pyramidoidesMiranda Underwing, Copper Underwing, Copper Amphipyra
  • Apatelodes torrefactaSpotted Apatelodes
  • Archips argyrospilaFruit-Tree Leafroller Moth
  • Automeris ioIo Moth
  • Callophrys augustinusThe Brown Elfin
  • Callosamia prometheaPromethea Silkmoth, Promethea Moth
  • Caloptilia violacellaTick-Trefoil Caloptilia
Show all 56
  • Catocala andromedaeAndromeda Underwing
  • Choristoneura rosaceanaOblique-Banded Leafroller Moth, Rosaceous Leaf Roller
  • Coelodasys unicornisUnicorn Caterpillar Moth
  • Darapsa choerilusAzalea Sphinx
  • Darapsa versicolorHydrangea Sphinx
  • Datana majorMajor Datana, Azalea Caterpillar
  • Datana ministraYellow-Necked Caterpillar Moth
  • Dichomeris ligulellaPalmerworm
  • Egira alternansAlternate Woodling
  • Eupsilia sidusSidus Sallow
  • Fishia illocataWandering Brocade
  • Hyalophora cecropiaCecropia Silkmoth, Cecropia Moth
  • Hyles lineataWhite-Lined Sphinx
  • Hyphantria cuneaFall Webworm
  • Megalopyge opercularisSouthern Flannel Moth, Puss Caterpillar
  • Melanolophia canadariaCanadian Melanolphia, Variable Redmarked Looper
  • Morrisonia confusaConfused Woodgrain
  • Oedemasia concinnaRed-Humped Caterpillar, Red-Humped Appleworm
  • Oiketicus abbotiiAbbot's Bagworm Moth
  • Olethreutes permundanaRaspberry Leafroller
  • Orgyia leucostigmaWhite-Marked Tussock Moth
  • Orthosia hibisciSpeckled Green Fruitworm Moth, Speckled Green Quaker
  • Palthis angulalisDark-Spotted Palthis
  • Papilio troilusSpicebush Swallowtail
  • Platynota flavedanaBlack-Shaded Platynota
  • Probole nepiasariaHeath Probole
  • Prolimacodes badiaSkiff Moth, Skiff Caterpillar
  • Rheumaptera prunivorataFerguson's Scallop Shell, Cherry Scallop Shell
  • Satyrium kingiKing's Hairstreak
  • Satyrium liparopsStriped Hairstreak
  • Schizura ipomaeaeMorning-Glory Prominent, Checkered-Fringe Prominent
  • Scopula limboundataLarge Lace-Border
  • Sparganothis sulfureanaSparganothis Fruitworm Moth, Sulfur Leafroller, False Yellow-Head
  • Sphinx kalmiaeFawn Sphinx, Laurel Sphinx
  • Spodoptera eridaniaSouthern Armyworm Moth
  • Spodoptera latifasciaOrange-Striped Armyworm, Velvet Armyworm Moth
  • Spodoptera ornithogalliYellow-Striped Armyworm Moth, Cotton Cutworm
  • Strymon melinusGray Hairstreak
  • Synanthedon rhododendriRhododendron Borer
  • Thyridopteryx ephemeraeformisEvergreen Bagworm Moth
  • Trichoplusia niNi Moth, Cabbage Looper Moth
  • Xanthotype urticariaFalse Crocus Geometer
  • Epinotia septemberana
  • Paralobesia rhoifructana
  • Phyllonorycter rhododendrella
  • Tulsa finitella
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
24BeesSoutheastern regional records

Southeastern regional records · Rhododendron

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
2Specialist beesPollen specialists

Pollen specialists · Rhododendron

  • Andrena carolina
  • Andrena cornelli
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
5BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Rhododendron

  • Bonasa umbellusRuffed Grouse
  • Falcipennis canadensisSpruce Grouse
  • Lagopus lagopusWillow Ptarmigan
  • Pinicola enucleatorPine Grosbeak
  • Plectrophenax nivalisSnow Bunting
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Ericaceae
Hardiness
Zones 3a–7b
Soil pH
Acidic
Flower color
Pink, purple or white
Growth rate
Slow
Growth habit
Several stems
Foliage color
Dark green
Fruit begins
Spring
Fruit ends
Summer

Flowering timing. Species profile reports June–August; timing varies with location and year. Source

Flower color. Olive-green to orange markings are separate from the pink, purplish or white flower color. Source

Growing sources and scope
Also known as

Great Laurel; Rosebay

Conservation status

Georgia rankNot available
Global rankG5
GA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources