Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Oratorium'

Hybridiser:
Status:IRRC registered.
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)

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

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

France : 1


Seed-parentPollen-parent
'Feuerschein'   Click to see more information

X'Thunderstorm'   Click to see more information

'Nova Zembla'   Click to see more information

x'Mars'   Click to see more information

'Doncaster'   Click to see more information

x?
'Parsons Grandiflorum'   Click to see more informationx?R. griffithianum   Click to see more information

x?R. arboreum ssp arboreum   Click to see more information

x?


Rhododendron 'Oratorium' photos





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Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Aeschbacher's Rubin''Oratorium' x 'Feuerschein'Hachmann, Hans, 1979
'Erato'   Click to see more information


  Erato
'Oratorium' x 'Feuerschein'Hachmann, Hans, 1976
'Negrito'   Click to see more information


  Negrito
'Oratorium' x 'Feuerschein'Hachmann, Hans, 1976
'Tarantella''Oratorium' x 'Feuerschein'Hachmann, Hans, 1976
'Torero'   Click to see more information


  Torero
'Oratorium' x 'Feuerschein'Hachmann, Hans, 1976
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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009