Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Red River'

Hybridiser:Leach, Dr. David G.. North Madison, Ohio, USA, 1967 (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:lateFlower:unknown
Bloom time duration:18
Bloom time duration 'Red River'

Observation based on 3 plants,
growing in 1 'My-gardens'.

Exact= 18 days.
days.
Type:elepidoteLeaves: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: 6
R. Red River per country:
(could be a clue for heat/cold-tolerance)

United States : 3
Canada : 3


Seed-parentPollen-parent
'Leach's Mount Mitchell'   Click to see more information X'Mars x Fanfare'   Click to see more information
?x? 'Mars'   Click to see more information

x'Fanfare'   Click to see more information
R. griffithianum   Click to see more information

x?'America'   Click to see more informationx'Kettledrum'   Click to see more information


Rhododendron 'Red River' photos

 
Photo bySharon Bryson
Locationprivate garden Antigonish, NS, Canada
Date25 June, 2008
See high-resolution picture
 
Buds opening
Photo bySharon Bryson
Locationprivate garden Antigonish, NS, Canada
Date25 June, 2008




Send your own information or pictures


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


  Austin's Firecracker
'Red River' x 'John Paul II'Doppel,J., 2001
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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009