Fast Growing Rhododendron Varieties. 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. How to grow rhododendron.
Our best selling range of rhododendrons with large flowers blooming from january to july. Most rhododendrons thrive in humid climates with mild winters although there are hardy varieties that survive colder temperatures. How to grow rhododendron.
Typical height after 10 years will be between 140 200 cm.
Most rhododendrons thrive in humid climates with mild winters although there are hardy varieties that survive colder temperatures. Their list includes 44. Join the rhs today and get 12 months for the price of 9. Other varieties of rhododendrons grow at an annual rate of about 0 5 inches 1 centimeter.