Rhododendron Hybrids / cultivars

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Rhododendron 'smirnowii x yakushimanum'

Hybridiser:No hybridiser registered
Status:Unregistered and unnamed cross.
Height
Height
The figures listed here are averages.

The exact location (altitude, sunlight, soil, climate) can influence growth considerably
in 10 years
?
Bloom time:unknownFlower:unknown
Type:?Leaves:unknown
Hardiness:
H0 = 0 C (32 F)
H1 = -7 C (20 F)
H2 = -12 C (10 F)
H3 = -15 C (5 F)
H4 = -18 C (0 F)
H5 = -24 C (-10 F)


Seed-parentPollen-parent
R. smirnowii   Click to see more information

XR. degronianum ssp yakushimanum   Click to see more information



Rhododendron 'smirnowii x yakushimanum' photos





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Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Jennifer Harris''Princess Elizabeth' x 'smirnowii x yakushimanum'Moyers, R., 1975
'Lanny Pride''Princess Elizabeth' x 'smirnowii x yakushimanum'Moyers, R., 1975
'Oh Joyce''smirnowii x yakushimanum' x 'Joyce Lyn'Delp Weldon E., 1989
'Princess Elizabeth X smirnowii x yakushimanum''Princess Elizabeth' x 'smirnowii x yakushimanum'unknown
'Sandra Hinton'   Click to see more information


  Sandra Hinton
R. brachycarpum ssp tigerstedtii x 'smirnowii x yakushimanum'Hinton, D.N., 1984
'smirnowii x yakushimanum X aureum''smirnowii x yakushimanum' x R. aureumNo hybridiser registered
'Wendy Lyn''Princess Elizabeth' x 'smirnowii x yakushimanum'Moyers, R., 1975
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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009