How do I identify my rhododendron?

Asked By: Fauzi Mikhalychev | Last Updated: 11th June, 2020
Category: hobbies and interests beekeeping
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Each species of rhododendron has a different leaf shape, coloring, texture and size. For example, rhododendron aberconway has heavy textured, elliptical leaves that are 2.5 inches long, while rhododendron oldhamii has ovate leaves that it sheds in spring that are 3 inches long.

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Thereof, what does a rhododendron leaf look like?

The flowers are tubular-, funnel-, or bell-shaped—and often fragrant. The leaves of the smaller azalea are usually pointed and narrow; the leaves of the rhododendron are generally large and leathery. They come in many flower colors, including pink, red, white, yellow, and purple.

One may also ask, how do you revive a rhododendron? How to Bring a Rhododendron Back to Life

  1. Make sure that the rhododendron is in the right location. The shrub prefers the afternoon shade.
  2. Check the soil for moisture.
  3. Scrape the branch slightly with a knife to see if there is any green colored layer under the bark.
  4. Check the rhododendron for fungus disease.
  5. Check if the leaves look yellow with a green vein.

Additionally, how many types of rhododendron are there?


What do rhododendrons symbolize?

Alluding to its floral colors, "rhododendron" means rose or red tree. Blooming in white and beautiful shades of pink, red, purple, orange and yellow, the bell-shaped rhododendron flowers belie what grows beneath---leaves proven to be poisonous. The rhododendron flower symbolizes caution and danger.

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Should I deadhead rhododendrons?

In general, you should deadhead the flowers once the petals are wilting by snapping off or cutting the top stalk, which supports the petals. Go down to the first ring of leaves without taking any leaves off the branch. You can do this to each flower head while the shrub is still in bloom. This is deadheading.

What is the best fertilizer for rhododendrons?

Liquid or water-soluble fertilizer is mixed with water and then poured into the soil. If you are concerned about cost, granular fertilizer is the best fertilizer for rhododendrons since it is the cheapest. Liquid fertilizer passes quickly through the soil and application must be repeated more frequently.

Why do rhododendrons turn brown?

Check the roots and cut into the stem of the plant. The disease is characterised by the roots turning a deep brown colour (rather than white as healthy growing roots should be). The disease is caused by inadequate drainage and warm or hot soil temperatures. The combination of these is very often fatal to rhododendrons.

Where do rhododendrons grow best?

Unlike many blooming plants, rhododendron does not like full morning sun in winter and does best when planted in dappled shade on the north side of a building. Growing rhododendrons are happiest in a location protected from the wind and not under eves of a building.

Can you cut azaleas to the ground?

An azalea can become overgrown and leggy, and although rejuvenating pruning is beneficial, drastic measures, such as cutting the shrub down to 6 inches above the ground, can kill it. If new growth emerges from the 6-inch-tall branch, then you'll know the azalea can withstand severe cutting back.

What is the difference between azalea and rhododendron?

Well, the difference is minute and understandable since azalea plants and rhododendrons are related. On average, rhododendrons are larger shrubs than azalea plants, and they have larger leaves. Also, azalea flowers usually have five stamens, while the rhododendron flowers have ten.

How quickly do rhododendrons grow?

These plants generally grow about 3 inches per year, reaching their maximum height of up to 36 inches in 10 years. Anyone who wants to grow a hedge for privacy will probably choose one of the more common varieties of Rhododendron which grow up to 6 feet in total height.

What do mountain laurel leaves look like?

Its oblong-shaped leaves are narrow at the base, wide in the middle and rounded at the end. Mountain laurel has elliptical-shaped leaves with pointed tips. Leaves are glossy yellow-green to dark green and generally smaller than rhododendron's, about 2 to 5 inches long.

What does a mountain laurel tree look like?

Mountain laurel (Kalmia latifolia) is flowering broadleaf evergreen shrub with a multi-stemmed growth habit. This shade-loving shrub produces clusters of rose, pink, or white flowers with purple markings in late May to early June. If the flowers are not deadheaded, nondescript brown fruits will appear.

What plant looks like rhododendron?

Astilbe is an Asian perennial herb which grows well with Rhododendron and Azaleas. Kalmia, Mahonia, Pieris, and Viburnum are evergreen shrubs which compliment Rhododendron and Azaleas. Many of the viburnum will grow tall and can be used behind Rhododendrons or Azaleas.

Are magnolia and rhododendron related?

Magnolias are not Rhododendrons and are named after French botanist, Pierre Magnol. Unlike most other trees and shrubs, the roots of a Magnolia tree are largely unbranched and rope-like. Because of this, magnolias tend to suffer more than many other trees if they are moved after they reach a large size.

Are rhododendrons native to Pennsylvania?

The range of the Rhododendron extends from Nova Scotia and Ontario in Canada southward, chiefly along the mountains, to northern Georgia. It is abundant throughout the mountains of central and northeastern Pennsylvania, but rare and local in the extreme southeastern and western border counties.

Why is mountain laurel Pennsylvania's state flower?

The Mountain Laurel plant was originally brought to Europe as an ornamental plant during the 18th century. Mountain Laurel is widely grown for its attractive flowers. When the mountain laurel blooms, Pennsylvania's woodlands are filled with its distinctive pink flower.

Why is Rhododendron bad?

Some species of rhododendron are poisonous to grazing animals because of a toxin called grayanotoxin in their pollen and nectar. People have been known to become ill from eating honey made by bees feeding on rhododendron and azalea flowers.

How long can rhododendrons live?

Plants do have life spans. The shrubs you mentioned should be in their prime at 10 years old. Do not pull them out. Rhododendrons will live for many decades and so will hydrangeas.