Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Hello Dolly'

Hybridiser:Lem Halfdan. Seattle, Washington, USA, 1974 (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
100 cm. (3ft.)
Bloom time:early midseasonFlower:openly funnel-shaped
Type:elepidoteLeaves:narrowly elliptic
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: 4
R. Hello Dolly per country:
(could be a clue for heat/cold-tolerance)

United States : 2
Netherlands : 1
Canada : 1


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

XR. smirnowii   Click to see more information

R. dichroanthum ssp dichroanthum   Click to see more information

xR. griersonianum   Click to see more information



Rhododendron 'Hello Dolly' photos

 
Photo byHank Helm
LocationHank Helm Garden, Bainbridge Island, WA, USA
Date22 April, 2006
See high-resolution picture
 
Photo byHerman Van Ree
Locationown garden Nunspeet, Netherlands
Date12 May, 2010
See high-resolution picture
 
Photo byCoen Zonneveld
LocationPrivate garden, Diepenveen, Netherlands
Date02 May, 2002
See high-resolution picture
 
Photo byCoen Zonneveld
LocationPrivate garden, Diepenveen, Netherlands
Date02 May, 2002
See high-resolution picture
 
Photo byGarth Wedemire
Locationprivate garden, Maple Ridge, BC, Canada
Date21 April, 2010
See high-resolution picture
 
Photo byGarth Wedemire
Locationprivate garden, Maple Ridge, BC, Canada
Date21 April, 2010
See high-resolution picture
 
Photo byHerman Van Ree
Locationown garden Nunspeet, Netherlands
Date22 May, 2010
See high-resolution picture
 
Hello Dolly flower bud
Photo byHerman Van Ree
Locationown garden Nunspeet, Netherlands
Date28 April, 2010
See high-resolution picture




Send your own information or pictures


Parentage according the IRRC of the Royal Horticultural Society
Involved in other cultivars:Hybridiser
'Dutch Treat''Hello Dolly' x 'Goldsworth Yellow'Delp Weldon E., 1999
'Fairweather'   Click to see more information


  Fairweather
'Fabia Group x yakushimanum' x 'Hello Dolly'Brockenbrough, E.C, 1967
'smirnowii x Lady Bessborough Group X Hello Dolly''smirnowii x Lady Bessborough Group' x 'Hello Dolly'unknown
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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009