Rhododendron Hybrids / cultivars

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Rhododendron 'Sefton'

Hybridiser:Waterer, H. (Knaphill). Woking, Surrey (Knaphill), UK, 1881 (see more plants of this hybridizer)
Status:IRRC registered.
The figures listed here are averages.

The exact location (altitude, sunlight, soil, climate) can influence growth considerably
in 10 years
120 cm. (4ft.)
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. catawbiense   Click to see more information


Rhododendron 'Sefton' photos

Photo byRobert George
LocationPrivate garden, Sammamish, Washington, USA.
Date25 May, 2004
See high-resolution picture

Send your own information or pictures

Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Alpha Omega''Purple Susy' x 'Sefton'Ring, T.L., 1992
'David Harris''Sefton' x 'Purple Splendour'Delp Weldon E., 1992
'Feedback''Sefton' x 'Sefton'Delp Weldon E., 1984
'Garnet Glow''Purple Susy' x 'Sefton'Ring, T.L., 1999
'Jacqueline Looye''Sefton' x 'Purple Splendour'Delp Weldon E., 1999
'Montego'   Click to see more information

'Sefton' x 'Purple Splendour'Leach, Dr. David G., 1957
'Purple Cape''Sefton' x ?Doppel,J., 2000
'Purple Robe'   Click to see more information

  Purple Robe
'Sefton' x ?Doppel,J.
'Real Scoop''Sefton' x 'Sefton'Delp Weldon E., 1992
'Sefton x Purple Splendour''Sefton' x 'Purple Splendour'No hybridiser registered
'Zippety''Sefton' x 'Sefton'Delp Weldon E., 1992
Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009