Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Red Jack'

Hybridiser:Research Station for Woody Nursery Crops. Boskoop, Netherlands, 1975 (see more plants of this hybridizer)
Status:IRRC registered.
Additional parentage info:() x (forrestii hybrid)
Height
Height
The figures listed here are averages.

The exact location (altitude, sunlight, soil, climate) can influence growth considerably
in 10 years
300 cm. (10ft.)
Bloom time:unknownFlower:funnel-shaped
Type:elepidoteLeaves:ovate
Hardiness:H4
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: 24
R. Red Jack per country:
(could be a clue for heat/cold-tolerance)

Netherlands : 13
France : 4
England : 3
Belgium : 2
Lithuania : 1
Poland : 1


Seed-parentPollen-parent
'Wilgen's Ruby x May Day Group'   Click to see more information X?
'Wilgen's Ruby'   Click to see more information

x'May Day Group'   Click to see more information
'Britannia'   Click to see more information

x'John Walter'   Click to see more information

R. haematodes ssp haematodes   Click to see more information

xR. griersonianum   Click to see more information



Rhododendron 'Red Jack' photos

 
Photo byWillem Van 't Zelfde
LocationPrivate garden (500 m high), Sauerland, Germany
Date23 May, 2013
See high-resolution picture
 
Photo byDaniele Magro
LocationPrivate garden, Tirano, Sondrio, Italy
Date01 January, 2007
See high-resolution picture
 
Photo byDaniele Magro
LocationPrivate garden, Tirano, Sondrio, Italy
Date01 January, 2007
See high-resolution picture
 
Photo byNursery azaleatuin.be
LocationKruishoutem, Belgium
Date




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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009