Rhododendron is a Genus of approximately 500-900 species of evergreen and deciduous trees and shrubs from Europe, Sydney, America, and Parts of Asia. Azalea may be the title of time tested types of Rhododendron. These beautiful plant life might be re-bloomed; however, they are not easy to grow. They want part sunshine or lighting tone in the summertime, usually, provide them with dazzling gentle. Azalea needs acidity earth with a pH of 5.5. Keep you grow well-watered and never enable the soil work surface to obtain very dry. Some varieties want a six full week air conditioning time at 45 degrees and some blossom without it. Blooming happens 30 to two months after exposure to warmer temps. Suitable temps are 60 to 65 diplomas during the day and 55 to 60 degrees at night. Pruning or repotting is carried out as soon as the flowers reduce. Failing to bloom could be as a result of very poor light-weight.