Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Blue Boy'

Hybridiser:Watson, E.M. Mrs. (Elsie). Kirkland, WA, USA, 1965 (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:funnel-shaped
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
In 'Your Garden' you can administrate
your rhododendrons.

To try/see this go 'Home' (top-right).
on hirstum.info: 14
R. Blue Boy per country:
(could be a clue for heat/cold-tolerance)

Canada : 6
United States : 6
France : 1
Norway : 1


Seed-parentPollen-parent
'Blue Ensign'   Click to see more information

X'Purple Splendour'   Click to see more information

R. ponticum   Click to see more information

x? R. ponticum   Click to see more information

x?


Rhododendron 'Blue Boy' photos

 
Photo byPaul & Linda Lawry
Locationprivate garden Lantzville, Vancouver Island, BC, Canada
Date
See high-resolution picture
 
Photo byJack Morgan
Locationgarden of Mrs. Watson, Kirkland, USA
Date08 May, 2007
See high-resolution picture
 
Photo byJana Dusátková
Locationprivate garden Černošice, Czech Republic
Date26 May, 2005
See high-resolution picture
 
Photo byGarth Wedemire
LocationMike Bale’s Garden: Lu Zhu, Agassiz, BC, Canada
Date17 May, 2007
See high-resolution picture
 
Photo byHank Helm
LocationHank Helm Garden, Bainbridge Island, WA, USA
Date
 
Photo byGarth Wedemire
LocationMassa Garden in Victoria, BC, Canada
Date30 April, 2005
See high-resolution picture
 
Photo byMihkel Saar
LocationRhododendron Park Bremen
Date20 May, 2010
See high-resolution picture
 
Photo byGarth Wedemire
LocationPrivate garden Dick and Ann Beamish, Nanaimo, BC, Canada
Date17 May, 2012
See high-resolution picture
 
Photo byGarth Wedemire
LocationPrivate garden Dick and Ann Beamish, Nanaimo, BC, Canada
Date17 May, 2012
See high-resolution picture




Send your own information or pictures


Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Anna x Blue Boy'   Click to see more information


  Anna x Blue Boy
'Anna' x 'Blue Boy'Watson, E.M. Mrs. (Elsie)
'Blue Boy x Black Prince'   Click to see more information


  Blue Boy x Black Prince
'Blue Boy' x 'Black Prince'Watson, E.M. Mrs. (Elsie)
'Blue Boy x Susan''Blue Boy' x 'Susan'unknown
'Burgundula'   Click to see more information


  Burgundula
'Azurro' x 'Blue Boy'Hachmann, Hans, 1990
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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009