Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Grandma's Hat'

Hybridiser:Smith, B.M.. Brittenhill Nursery, Kent, WA, USA, 1976 (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:openly funnel-shaped
Type:Leaves:oblanceolate
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: 10
R. Grandma's Hat per country:
(could be a clue for heat/cold-tolerance)

United States : 8
Canada : 2


Seed-parentPollen-parent
? X?


Rhododendron 'Grandma's Hat' photos

 
Photo byHank Helm
LocationPrivate garden, Bainbridge Island, WA, USA
Date
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Photo byHank Helm
LocationPrivate garden, Bainbridge Island, WA, USA
Date
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Photo byBill & Cheryl Gray
LocationCisco Heights National Forest & Rhody Ranch, WA, USA
Date01 July, 2011
See high-resolution picture
 
Photo byPaul & Linda Lawry
Locationprivate garden Lantzville, Vancouver Island, BC, Canada
Date
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Photo byGarth Wedemire
LocationMike Bale's Garden: Lu Zhu, Agassiz, BC, Canada
Date19 May, 2008
See high-resolution picture
 
Photo byPaul & Linda Lawry
Locationprivate garden Lantzville, Vancouver Island, BC, Canada
Date
See high-resolution picture




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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009