Rhododendron Species


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R. trichostomum

SubgenusRhododendron
SectionPogonanthum
Subsection
Synonyms
R. fragrans   (Franch.
Adrien RenÚ Franchet
(1834-1900)
France
Botanical-short: Franch.
)
R. ledoides   (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
& W.W.Sm.
William Wright Smith
(1875-1956)
Scotland, UK
Botanical-short: W.W.Sm.
)
R. sphaeranthum   (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
& W.W.Sm.
William Wright Smith
(1875-1956)
Scotland, UK
Botanical-short: W.W.Sm.
)
R. trichostomum var ledoides
R. trichostomum var radinum
In cultivation since: 1908

First described: 1895, (Franch.
Adrien RenÚ Franchet
(1834-1900)
France
Botanical-short: Franch.
)

Origin: N. Yunnan, S.W. and Central Yunnan, 2400-4600 meter

Corolla: narrowly tubular
Leaves: oblanceolate

Habit: terrestrial
epiphytic = living on dead organic material (decaying trees f.i)
terrestrial = in soil (like in your garden)

Winter: evergreen
Bloomtime: late
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)


Predominant color: pink

Height
Height
The figures listed here are the observed size in the natural environment.

The exact location (altitude, sunlight, soil, climate) can influence growth considerably
: 120 cm. (4ft.)

Registered
In 'Your Garden' you can administrate
your rhododendrons.

To try/see this go 'Home' (top-right).
on hirstum.info: 14
R. trichostomum per country:
(could be a clue for heat/cold-tolerance)

Netherlands : 7
Canada : 3
United States : 3
France : 1



Clones / selections
'Collingwood Ingram', unknown, ,
'Quarry Wood', 1971, Simmons, M. Mrs., ,
'Rae Berry', 1962, Berry, Mrs A.C.U., ,
'Schneefl÷ckchen', unknown, ,
'Sweet Bay', 1960, Crown Estate Commissioners, Windsor, Berkshire, England


Send questions, information or pictures

Rhododendron trichostomum
Photo byJens Birck
Date23 May, 2005
LocationKastrup, Denmark
See high-resolution version
Rhododendron trichostomum
Photo byHank Helm
Date19 May, 2006
LocationHank Helm Garden, Bainbridge Island, WA, USA
See high-resolution version
Rhododendron trichostomum
Photo byHank Helm
Date24 May, 2009
LocationHank Helm Garden, Bainbridge Island, WA, USA
See high-resolution version
Rhododendron trichostomum
Photo byJens Birck
Date
LocationKastrup, Denmark
Rhododendron trichostomum
Photo byCoen Zonneveld
Date10 May, 2002
LocationDiepenveen, Netherlands
See high-resolution version
Rhododendron trichostomum
Photo byCoen Zonneveld
Date07 May, 2009
LocationPrivate garden, Diepenveen, Netherlands
Rhododendron trichostomum
Photo byCoen Zonneveld
Date10 May, 2002
LocationDiepenveen, Netherlands
Rhododendron trichostomum
Photo byJens Birck
Date23 May, 2010
Locationprivate garden Kastrup, Denmark
See high-resolution version
Rhododendron trichostomum
Photo byHerman Van Ree
Date02 December, 2009
LocationNunspeet, Netherlands
Rhododendron trichostomum
new foliage and flower simultaneously
Photo byHerman Van Ree
Date21 April, 2010
Locationown garden Nunspeet, Netherlands
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Rhododendron trichostomum
young plant with frost damage
Photo byHerman Van Ree
Date28 April, 2010
Locationown garden Nunspeet, Netherlands
See high-resolution version
Rhododendron trichostomum
Photo byHank Helm
Date13 July, 2012
LocationHank Helm Garden, Bainbridge Island, WA, USA
See high-resolution version



trichostomum 'Schneefl÷ckchen'
Rhododendron trichostomum
Photo byRinus Manders
Date23 April, 2014
LocationPrivate garden, Herpen, Netherlands
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trichostomum 'Schneefl÷ckchen'
Rhododendron trichostomum
Photo byRinus Manders
Date23 April, 2014
LocationPrivate garden, Herpen, Netherlands
See high-resolution version
trichostomum 'Schneefl÷ckchen'
Rhododendron trichostomum
Photo byRinus Manders
Date23 April, 2014
LocationPrivate garden, Herpen, Netherlands
See high-resolution version
trichostomum 'Schneefl÷ckchen'
Rhododendron trichostomum
Photo byunknown
Date
Location

Parentage according the IRRC of the Royal Horticultural Society
Hybrids / cultivars where R. trichostomum is directly involved:     show indirect inv.
'Arctic Tern' (photoClick to see more information


Arctic Tern
), 1982, Larson, H.L., Tacoma, Washington, USA
R. trichostomum x R. groenlandicum
'Sarled' (photoClick to see more information


Sarled
), 1958, Ingram, C., Benenden, Kent, England
R. sargentianum x R. trichostomum

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Rhododendron Species   Hirsutum.info     Project started 03 June 2009