Rhododendron Hybrids / cultivars

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Rhododendron 'Ole Olson'

Hybridiser:Gable, J.B.. Stewartstown, Pennsylvania, USA, 1958 (see more plants of this hybridizer)
Status:IRRC registered.
Synonyms:'Old Olson'
'Ollie Olson'
The figures listed here are averages.

The exact location (altitude, sunlight, soil, climate) can influence growth considerably
in 10 years
150 cm. (5ft.)
Bloom time:late midseasonFlower:unknown
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)

R. campylocarpum Elatum Group   Click to see more information XR. fortunei ssp discolor   Click to see more information

Rhododendron 'Ole Olson' photos

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Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Alice Franklin''Ole Olson' x 'Loderi King George'Lem Halfdan, 1959
'Jan Dekens'   Click to see more information

  Jan Dekens
R. griffithianum x 'lacteum x Mary Swaythling'Endtz, L.J. & Co, 1940
'Jan-Di-Lyn''Ole Olson' x 'lacteum x Mary Swaythling'Wyrens, R.G., 1955
'Jingle Bells'   Click to see more information

  Jingle Bells
'Fabia Group' x 'Ole Olson'Lem Halfdan, 1974
'Lem's Goal'   Click to see more information

  Lem's Goal
'Ole Olson' x 'Azor'Lem Halfdan, 1958
'Purple Anna''Anna' x 'Ole Olson'Barefield, G.E., 1973
'Unknown Warrior x Ole Olson'   Click to see more information

  Unknown Warrior x Ole Olson
'Unknown Warrior' x 'Ole Olson'Watson, E.M. Mrs. (Elsie)
Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009