Rhododendron Hybrids / cultivars

Gallery name starting with: 12ABCDEFGHIJKLMNOPQRSTUVWXYZHOME to hirsutum.info

Rhododendron 'Shamrock'

Hybridiser:Ticknor, R.L., 1971 (see more plants of this hybridizer)
Status:IRRC registered.
Additional parentage info:(dwarf form) x ()
Height
Height
The figures listed here are averages.

The exact location (altitude, sunlight, soil, climate) can influence growth considerably
in 10 years
60 cm. (2ft.)
Bloom time:earlyFlower:unknown
Bloom time duration:16
Bloom time duration 'Shamrock'

Observation based on 9 plants,
growing in 1 'My-gardens'.

Exact= 16 days.
days.
Type:lepidoteLeaves:unknown
Hardiness:H4
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: 32
R. Shamrock per country:
(could be a clue for heat/cold-tolerance)

Netherlands : 10
United States : 10
Canada : 6
England : 2
Ireland : 1
Poland : 1
France : 1
Denmark : 1


Seed-parentPollen-parent
R. keiskei   Click to see more information

XR. hanceanum Nanum Group   Click to see more information



Rhododendron 'Shamrock' photos

 
Photo byDaniele Magro
LocationPrivate garden, Tirano, Sondrio, Italy
Date01 April, 2014
See high-resolution picture
 
Photo byDaniele Magro
LocationPrivate garden, Tirano, Sondrio, Italy
Date01 April, 2014
See high-resolution picture
 
Photo byDick Cavender
LocationRed's Rhodies, Sherwood Oregon USA
Date22 March, 2010
See high-resolution picture
 
Photo byHerman Van Ree
LocationNunspeet, Netherlands
Date08 April, 2009
 
Photo byDick Cavender
LocationRed's Rhodies, Sherwood Oregon USA
Date22 March, 2010
See high-resolution picture
 
Flower buds
Photo byHerman Van Ree
Locationown garden Nunspeet, Netherlands
Date14 April, 2010
See high-resolution picture




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Rhododendron cultivars   Hirsutum.info     Project started 03 June 2009