The Knippenberg Rhododendrons
‘Great Eastern’ Photo by Dorothy Knippenberg ‘Laurel Pink’ Photo by Dorothy Knippenberg ‘Paul Vossberg’ Photo by Joe Di Giacomo Dorothy Knippenberg began hybridizing rhododendrons in 1955 at Laurelwood Gardens, and she continued to strive for plants with new interests and improvements, such as hardy large-leaf plants, more flower substance, and later-blooming periods. Together with her […]
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