Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Mrs R.S. Holford'

Hybridiser:Waterer, H. (Knaphill). Woking, Surrey (Knaphill), UK, 1866 (see more plants of this hybridizer)
Status:IRRC registered.
Synonyms:'Mrs Holford'
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:broadly tubular campanulate to ventricose
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)

In 'Your Garden' you can administrate
your rhododendrons.

To try/see this go 'Home' (top-right).
on hirstum.info: 1
R. Mrs R.S. Holford per country:
(could be a clue for heat/cold-tolerance)

England : 1

R. catawbiense   Click to see more information


Rhododendron 'Mrs R.S. Holford' photos

Photo byTijs Huisman
LocationPark der Grten, Rostrup, Germany
Date28 May, 2008
See high-resolution picture

Send your own information or pictures

Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Herbstfeuer''Mrs R.S. Holford' x R. dichroanthum ssp dichroanthumNagel, W. (Walter), 1970
'Jane Rogers''Mrs Donald G. Graham' x 'Mrs R.S. Holford'Ostbo, E., 1958
Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009