Rhododendron ( Dr. Benesj Mollis Hybrid Azalea )
The Mollis hybrids were developed in Belgium and Holland from original azalea seeds from Japan . They are derived from cross between R. japonicum ( Japanese azalea , formerly A. mollis ) and R. molle ( Chinese azaleas , formerly A. pepper tree ) . Tall , upright , deciduous bush that is cold hardy down to -10 arcdegree F. Leaves are obovate to oblong , medium green , 2 to 4 inches long ....