Rhododendron Hybrids / cultivars

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Rhododendron 'Wilgen's Ruby'

Hybridiser:van Wilgen, 1951 (see more plants of this hybridizer)
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
150 cm. (5ft.)
Bloom time:late midseasonFlower:unknown
Type:elepidoteLeaves:unknown
Hardiness:H5
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
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To try/see this go 'Home' (top-right).
on hirstum.info: 20
R. Wilgen's Ruby per country:
(could be a clue for heat/cold-tolerance)

Netherlands : 6
France : 5
United States : 4
Belgium : 3
Ireland : 1
New Zealand : 1


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

X'John Walter'   Click to see more information

'Queen Wilhelmina'   Click to see more informationx'Stanley Davies'   Click to see more information

R. catawbiense   Click to see more information

xR. arboreum ssp arboreum   Click to see more information

R. griffithianum   Click to see more information

x??x?


Rhododendron 'Wilgen's Ruby' photos

 
Photo byJim Willhite
LocationJenkins Arboretum, Devon, PA, USA
Date29 April, 2012
See high-resolution picture
 
Photo byDaniele Magro
LocationPrivate garden, Dorio, Lago di Como, Italia
Date06 May, 2008
See high-resolution picture
 
Photo byRinus Manders
LocationArboretum Belmonte, Wageningen, Netherlands
Date27 April, 2014
See high-resolution picture
 
Photo byRinus Manders
LocationArboretum Belmonte, Wageningen, Netherlands
Date27 April, 2014
See high-resolution picture
 
Photo byDaniele Magro
LocationPrivate garden, Dorio, Lago di Como, Italia
Date22 April, 2007
See high-resolution picture
 
Photo byDaniele Magro
LocationPrivate garden, Dorio, Lago di Como, Italia
Date19 May, 2010
See high-resolution picture
 
Photo byNursery azaleatuin.be
LocationKruishoutem, Belgium
Date




Send your own information or pictures


Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'April Glow'   Click to see more information


  April Glow
'Wilgen's Ruby' x R. williamsianumvan Wilgen, 1968
'Directeur Dorsman'   Click to see more information


  Directeur Dorsman
'Wilgen's Ruby' x 'May Day'Research Station for Woody Nursery Crops, 1970
'Harold's Mojo''Wilgen's Ruby' x 'Dexter's Spice'Stockman, M., 1996
'Morna's Mojo''Wilgen's Ruby' x 'Dexter's Spice'Stockman, M., 1996
'Wilgen's Ruby x May Day Group''Wilgen's Ruby' x 'May Day Group'No hybridiser registered
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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009