Rhododendrons might have the synonym "heaths" (the general family) or specifically "azaleas" (two subgenera of rhododendrons).
Well you just did. But: I planted rhododendrons.
Peter Alfred Cox has written: 'The smaller rhododendrons' -- subject(s): Rhododendrons 'The cultivation of rhododendrons' -- subject(s): Rhododendrons 'Rhododendrons' -- subject(s): Rhododendrons 'Cox's guide to choosing rhododendrons' -- subject(s): Rhododendrons
Rhododendrons and azaleas are closely related. Rhododendrons have 10 or more stamens per lobe. Azaleas have only five. Most rhododendron are evergreen and azaleas are deciduous.
A synonym for azalea is rhododendron. However, the reverse is not true. All azaleas are rhododendrons, but not all rhododendrons are azaleas.
Robert L. Ticknor has written: 'Chemical weed control in rhododendrons' -- subject(s): Weed control, Rhododendrons
Rhododendrons are difficult to propogate from cuttings, they are usaually done by layering or grafting. If you want to try cuttings July is around the best time.
Rhododendrons are the national symbol of Nepal. Being a weaker type of plant, Rhododendrons die easily and is usually symbolized as death or decay in Northlandic religions.
Deadheading rhododendrons is not necessary for the health of the plants. However, removing faded flowers can help improve the overall appearance and encourage more blooming in the following season.
E. H. M. Cox has written: 'Farrer's last journey, Upper Burma, 1919-20' -- subject(s): Botany, Burma, Upper, Description and travel, Rhododendrons, Upper Burma 'Modern shrubs' -- subject(s): Shrubs 'Rhododendrons for amateurs' -- subject(s): Rhododendron 'A history of gardening in Scotland'
May and June, depending on the elevation
An acetylandromedol is a specific grayanotoxin, a toxin found in plants such as rhododendrons.