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Korean Rhododendron Rhododendron mucronulatum

Phonetic Spelling
rho-doh-DEN-dron myoo-kron-yoo-LAY-tum
This plant has high severity poison characteristics.
See below
Description

Woody deciduous shrub in the Ericaceae family.

Seasons of Interest:

    Bloom: Early spring

Wildlife Value: Members of the genus Rhododendron support the following specialized bee: Andrena (Andrena) cornelli.

Insects, Diseases, and Other Plant Problems:  Rhododendrons are susceptible to insect and disease problems.  Insect problems include aphids, borers, lacebugs, leafhoppers, mealybugs, mites, nematodes, scale, thrips and whitefly.  Diseases include canker, crown rot, root rot, leaf spot, rust, and powdery mildew.  Full sun can scorch the leaves and the roots rot if soil does not drain well.   A healthy plant in the right place with proper maintenance should have few problems. This plant is frequently damaged by deer. Early flowering makes it susceptible to spring freezes.

Texture: Medium to fine

Poison Part:  All parts.

Poison Delivery Mode:  Ingestion

Severity:  HIGHLY TOXIC, MAY BE FATAL IF EATEN!

Found in:  Houseplant or interiorscape; landscape as cultivated woody shrub; forest or natural area.

 

 

More information on Rhododendron.

Cultivars / Varieties:
Tags:
#bees#deciduous#wildlife plant#nectar plant#specialized bees#pollinator plant
 
Cultivars / Varieties:
Tags:
#bees#deciduous#wildlife plant#nectar plant#specialized bees#pollinator plant
  • Attributes:
    Genus:
    Rhododendron
    Species:
    mucronulatum
    Country Or Region Of Origin:
    Northeastern North America
    Wildlife Value:
    Members of the genus Rhododendron support the following specialized bee: Andrena (Andrena) cornelli.
    Dimensions:
    Height: 4 ft. 0 in. - 8 ft. 0 in.
    Width: 4 ft. 0 in. - 8 ft. 0 in.
  • Whole Plant Traits:
    Plant Type:
    Poisonous
    Shrub
    Woody Plant Leaf Characteristics:
    Deciduous
    Texture:
    Medium
  • Cultural Conditions:
    Light:
    Full sun (6 or more hours of direct sunlight a day)
    Partial Shade (Direct sunlight only part of the day, 2-6 hours)
    Soil Drainage:
    Good Drainage
  • Flowers:
    Flower Color:
    Pink
    Purple/Lavender
    Flower Bloom Time:
    Spring
    Flower Description:
    Bright rosy pink to pinkish purple flowers in spring before leaves emerge
  • Leaves:
    Woody Plant Leaf Characteristics:
    Deciduous
    Leaf Color:
    Gold/Yellow
    Green
    Leaf Value To Gardener:
    Fragrant
    Deciduous Leaf Fall Color:
    Red/Burgundy
    Leaf Type:
    Simple
    Leaf Arrangement:
    Alternate
    Hairs Present:
    No
    Leaf Description:
    Alternate, simple, medium green leaves; aromatic when crushed; yellow, bronzy crimson red fall color
  • Stem:
    Stem Is Aromatic:
    No
  • Landscape:
    Attracts:
    Pollinators
    Specialized Bees
  • Poisonous to Humans:
    Poison Severity:
    High
    Poison Symptoms:
    Salivation, watering of eyes and nose, abdominal pain, loss of energy, depression, nausea and vomiting, diarrhea, weakness, difficult breathing, progressive paralysis of arms and legs, coma.
    Poison Toxic Principle:
    Andromedotoxin
    Causes Contact Dermatitis:
    No
    Poison Part:
    Bark
    Flowers
    Fruits
    Leaves
    Roots
    Sap/Juice
    Seeds
    Stems