Plant DetailShow Menu

Rhododendron 'Ramapo'

Common Name(s):

Phonetic Spelling
rho-doh-DEN-dron roh-MOP-oh
This plant has high severity poison characteristics.
See below
Description

This beautiful dwarf rhododendron has large trusses of lovely purple spring flowers that provide a beautiful contrast to the green foliage. A very compact evergreen shrub that is perfect for small gardens in cool, damp climates. A terrific choice when a small accent plant with great presence is needed. Equally well-suited for a low hedge. Hardy; good cold tolerance

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

Insects, Diseases, and Other Plant Problems: Rhododendrons are susceptible many insect predators and diseases. Potential insect problems include aphids, borers, galls, lacebugs, scale, leafhoppers, mealy bugs, thrips, whiteflies and mites and disease problems include powdery mildew, blights, root rots, and leaf spots. A well-maintained healthy plant in the proper environment should have limited problems, however.

Woody, evergreen or deciduous shrubs

Form:  Compact mound to globe shape

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.

 

VIDEO Created by Elizabeth Meyer for "Trees, Shrubs and Conifers" a plant identification course offered in partnership with Longwood Gardens.

More information on Rhododendron.

Profile Video:
See this plant in the following landscape:
Cultivars / Varieties:
Tags:
#bees#evergreen#wildlife plant#nectar plant#native bees#specialized bees#pollinator plant#problem for cats#problem for dogs#problem for horses
 
Cultivars / Varieties:
Tags:
#bees#evergreen#wildlife plant#nectar plant#native bees#specialized bees#pollinator plant#problem for cats#problem for dogs#problem for horses
  • Attributes:
    Genus:
    Rhododendron
    Family:
    Ericaceae
    Life Cycle:
    Woody
    Wildlife Value:
    Members of the genus Rhododendron support the following specialized bee: Andrena (Andrena) cornelli. Attracts pollinators and specialized bees.
    Dimensions:
    Height: 1 ft. 0 in. - 3 ft. 0 in.
    Width: 2 ft. 0 in. - 4 ft. 0 in.
  • Whole Plant Traits:
    Plant Type:
    Poisonous
    Shrub
    Woody Plant Leaf Characteristics:
    Broadleaf Evergreen
    Habit/Form:
    Mounding
    Growth Rate:
    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 Texture:
    High Organic Matter
    Soil pH:
    Acid (<6.0)
    Soil Drainage:
    Good Drainage
    USDA Plant Hardiness Zone:
    5b, 6b, 6a, 7b, 7a, 8a, 8b, 9a, 9b
  • Fruit:
    Fruit Type:
    Capsule
    Fruit Description:
    Elongated capsule.
  • Flowers:
    Flower Color:
    Blue
    Gold/Yellow
    Pink
    Purple/Lavender
    White
    Flower Bloom Time:
    Spring
    Flower Shape:
    Tubular
    Flower Petals:
    4-5 petals/rays
    Flower Description:
    Terminal cluster, tubular, 5-parted, white to deep pink or Bright pinkish violet-blue flowers on a small truss in spring yellow
  • Leaves:
    Woody Plant Leaf Characteristics:
    Broadleaf Evergreen
    Leaf Color:
    Blue
    Gray/Silver
    Green
    Leaf Feel:
    Smooth
    Leaf Value To Gardener:
    Fragrant
    Leaf Type:
    Simple
    Leaf Arrangement:
    Alternate
    Hairs Present:
    No
    Leaf Description:
    Alternate, simple, smooth- or toothed-margined, entire, glaucous blue-green to gray-green leaves; new growth is blue-gray; aromatic when crushed
  • Stem:
    Stem Is Aromatic:
    No
  • Landscape:
    Landscape Location:
    Small Space
    Woodland
    Design Feature:
    Accent
    Attracts:
    Pollinators
    Specialized Bees
    Problems:
    Problem for Cats
    Problem for Dogs
    Problem for Horses
  • 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:
    Yes
    Poison Part:
    Bark
    Flowers
    Fruits
    Leaves
    Roots
    Sap/Juice
    Seeds
    Stems