Rhododendron Bush Plant. If you plant them any deeper, the roots may rot. Azalea flowers are usually smaller, but come in a more vivid array of shades, and are sometimes gloriously fragrant.
They grow best in the pacific northwest, the northeast, the upper south and northern california. In snowdonia and other parts of the western british isles, rhododendron is a spectacularly invasive plant. Rhododendrons tend to be larger shrubs than azaleas, and they have larger blooms and leaves.
Owning up to its name, the rhododendron plant is similar to a bush with many colorful flowers.
As a testament to this name, they grow in tall, hardy bushes with clusters of bright flowers. Rhododendrons are an invasive plant that can grow indefinitely if not pruned seasonally (the largest rhododendron on record currently stands at 108 ft [32.9 m] and is still growing!). Uses for catawba rhododendron bushes.
Planting rhododendrons and azaleas too deep can eventually lead to plant death.
If you plant them any deeper, the roots may rot. It grows at a moderate rate to reach four to five feet tall, with a wider spread, and, like most rhododendrons, it's easy to care for. In snowdonia and other parts of the western british isles, rhododendron is a spectacularly invasive plant.
Planting the rhododendron below soil level can cause root rot.
Red rhododendron bush in bloom stock. The bright pink and purple flowering bush is from the ericaceae family, via the aspca, and its common name is actually the same as its scientific name. While it is a bush, rhododendron bushes can grow up to 80 feet tall!
How to plant rhododendron & azaleas.
Plant rhododendrons in spring after the danger of frost is past or in early fall, six to eight weeks before the anticipated first frost. Rhododendrons are closely related to azaleas. The root ball should be soaked prior to planting.
Try not to prune during a freeze.
Set the rhododendron into the hole with its roots at soil level. Catawba rhododendron, with its rounded habit, nice foliage, and colorful flowers, is impressive enough to function as a specimen plant in spring. Cutting in the winter is the best way to ensure that your plant will have new growth after you prune it.