Rhododendron Hybrids / cultivars

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Rhododendron 'King of Shrubs'

Hybridiser:Ostbo, E.. Bellevue, Washington, USA, 1958 (see more plants of this hybridizer)
Status:IRRC registered.
Synonyms:'Orange Azor'
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:broadly campanulate
Type:elepidoteLeaves:oblanceolate
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)

Registered
In 'Your Garden' you can administrate
your rhododendrons.

To try/see this go 'Home' (top-right).
on hirstum.info: 10
R. King of Shrubs per country:
(could be a clue for heat/cold-tolerance)

Netherlands : 5
United States : 2
France : 1
Belgium : 1
Canada : 1


Seed-parentPollen-parent
R. fortunei ssp discolor   Click to see more information

X'Fabia'   Click to see more information

R. dichroanthum ssp dichroanthum   Click to see more information

xR. griersonianum   Click to see more information



Rhododendron 'King of Shrubs' photos

 
Photo byRinus Manders
Locationown garden in Herpen, Netherlands
Date30 May, 2004
See high-resolution picture
 
Photo byRinus Manders
Locationown garden in Herpen, Netherlands
Date30 May, 2004




Send your own information or pictures


Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Anna x King of Shrubs''Anna' x 'King of Shrubs'No hybridiser registered
'Bryce Canyon''King of Shrubs' x 'Idealist Group'Childers, A.A., 1961
'C.P. Raffill x King of Shrubs'   Click to see more information


  C.P. Raffill x King of Shrubs
'C.P. Raffill Group' x 'King of Shrubs'Lem Halfdan
'calophytum x King of Shrubs'R. calophytum var calophytum x 'King of Shrubs'Watson, E.M. Mrs. (Elsie)
'Cecil Smith''King of Shrubs' x 'Crest'Smith, C.C. (Cecil), 1958
'Crest x King of Shrubs''Crest' x 'King of Shrubs'No hybridiser registered
'Daniel Arblaster''King of Shrubs' x 'Jalisco Group x yakushimanum'Arblaster, G., 1984
'Holy Moses'   Click to see more information


  Holy Moses
'King of Shrubs' x 'Souvenir of Anthony Waterer'Lem Halfdan, 1976
'King of Shrubs x Crest''King of Shrubs' x 'Crest'unknown
'King of Shrubs x Fawn''King of Shrubs' x 'Fawn'No hybridiser registered
'King of Shrubs x smirnowii''King of Shrubs' x R. smirnowiiNo hybridiser registered
'KSW'   Click to see more information


  KSW
'King of Shrubs' x 'Walloper Group'Lem Halfdan, 1976
'Lady Elberta''King of Shrubs' x R. fortunei ssp fortuneiChilders, A.A & M., 1964
'Langley Tranquility'   Click to see more information


  Langley Tranquility
'Graf Zeppelin' x 'King of Shrubs'Clay, Les & Bev
'Laura Arblaster''King of Shrubs' x 'yakushimanum x Jalisco Group'Arblaster, G., 1980
'Mrs A.T. de la Mare x King of Shrubs''Mrs A.T. de la Mare' x 'King of Shrubs'unknown
'Pacific Princess''King of Shrubs' x 'Fawn x Dido Group'Coker, R.J. Mrs., 1961
'Shoreham'   Click to see more information


  Shoreham
'Janet Blair' x 'King of Shrubs'Brack, W. (Werner), 1985
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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009