Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Sweet Sixteen'

Hybridiser:Whitney, William E.. Brinnon, Washington, USA, 1955 (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
200 cm. (7ft.)
Bloom time:late midseasonFlower:broadly funnel-shaped
Type:Leaves:elliptic
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. Sweet Sixteen per country:
(could be a clue for heat/cold-tolerance)

Canada : 1


Seed-parentPollen-parent
? X?


Rhododendron 'Sweet Sixteen' photos

 
Photo byHank Helm
LocationHank Helm Garden, Bainbridge Island, WA, USA
Date25 May, 2003
See high-resolution picture
 
Photo byHank Helm
LocationHank Helm Garden, Bainbridge Island, WA, USA
Date
See high-resolution picture
 
Photo byWoodbury Rhododendrons, Geraldine, New Zealand
Location
Date




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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009