Rhododendron

Rhododendron | Rating: 1 votes | Print / Pdf

Rhododendron: I rode a bike and I rode a horse, but I never Rhododendron.

The name Rhododendron comes from the Greek for rose tree, although it isn't a rose it has a similar look. It's a large genus, there are more than a thousand species of rhododendron and nearly all of them have large and impressive flowers. There are various sized rhododendron species , from shrubs to large trees. The largest has been recorded at 98 feet tall! The flowers are usually quite showy, with lots of petals and there are many colours, from white to orange or red. They can be susceptible to pests, especially caterpillars. They prefer acidic well-drained soil. Rhododendrons are toxic, they can be harmful to cattle and people have even been known to become ill after eating honey made by bees collecting nectar from rhododendrons.

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Plant
Known dangers?
  • no
Height [m]
  • 3.5 - 0.4
Spread [m]
  • 2 - 2.5
Dominant flower colour
  • White
Flower Fragrance
  • No, neutral please
Flowering seasons
  • Early spring
  • Mid spring
  • Late spring
Foliage in spring
  • Green
Foliage in summer
  • Green
Foliage in Autumn
  • Green
Foliage in winter
  • Green
Growth habit
  • Mound-forming
Environment
Acidity
  • Acidic
Hardiness zone
  • Z3-9
Heat zone
  • H8-1
Winter temperatures [°C]
  • -40 - -1
Heat days
  • 0 - 120
Moisture
  • well-drained
  • well-drained but frequently watered
Soil type
  • sandy
  • Clay
  • loams
Sun requirements
  • Full sun
  • Partial shade
  • Full shade
Exposure
  • Sheltered
Usage
Standard category
  • Trees & shrubs
  • Shrubs
Grown for
  • Attractive Flowers
Creative category
  • Kid Approved
  • For Beginners
  • We love the dark
  • Colours
  • For every season
Garden spaces
  • Shade
Gardening expertise
  • beginner
Time to reach full size
  • up to 20 years