Rhododendron Species


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R. caucasicum

SubgenusHymenanthes
SectionPontica
SubsectionPonticaClick to see all Pontica
Synonyms
R. caucaseum
In cultivation since: 1803

First described: 1784, (Pall
Peter Simon Pallas
(1741-1811)
Berlin, Germany
Botanical-short: Pall
)

Origin: N.E. Turkey and adjacent parts of the Caucasus

Corolla: broadly campanulate
Leaves: obovate to elliptic

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

Winter: evergreen
Bloomtime: midseason
Hardiness: H5
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: ????

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
: 100 cm. (3ft.)

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

To try/see this go 'Home' (top-right).
on hirstum.info: 9
R. caucasicum per country:
(could be a clue for heat/cold-tolerance)

Netherlands : 4
United States : 1
Canada : 1
Estonia : 1
France : 1
Sweden : 1



Natural Hybrids
sochadzeae =(ponticum x caucasicum)

Clones / selections
'Album Egregium', 1869, Laurentius, H., ,
'White's Cunningham's Sulphur', unknown, ,


Send questions, information or pictures

Rhododendron caucasicum
Photo byRinus Manders
Date10 April, 2014
LocationArboretum Belmonte, Wageningen, Netherlands
See high-resolution version

Rhododendron caucasicum
Photo byCoen Zonneveld
Date06 April, 2009
LocationPrivate garden, Diepenveen, Netherlands
Rhododendron caucasicum
Photo byRinus Manders
Date10 April, 2014
LocationArboretum Belmonte, Wageningen, Netherlands
See high-resolution version

Rhododendron caucasicum
Photo byCoen Zonneveld
Date
LocationPrivate garden, Diepenveen, Netherlands
See high-resolution version
Rhododendron caucasicum
Photo byCoen Zonneveld
Date
LocationPrivate garden, Diepenveen, Netherlands
Rhododendron caucasicum
Photo byRinus Manders
Date10 April, 2014
LocationArboretum Belmonte, Wageningen, Netherlands
See high-resolution version





Parentage according the IRRC of the Royal Horticultural Society
Hybrids / cultivars where R. caucasicum is directly involved:     show indirect inv.
'Album Splendens', 1894, No hybridiser registered, , R. caucasicum x ?
'Album Splendidum', 1854, No hybridiser registered, , R. caucasicum x ?
'Boule de Neige' (photoClick to see more information


Boule de Neige
), 1878, Oudin, Lisieux, France
R. caucasicum x ?
'Calliope', 1870, Van Houtte, L. B. (Louis Benoit), Gentbrugge, BelgiumR. caucasicum x ?
'Canary' (photoClick to see more information


Canary
), 1920, Koster M. & Sons, Boskoop, Netherlands
R. caucasicum x ?
'Caucasicum Pictum' (photoClick to see more information


Caucasicum Pictum
), 1853, Standish & Noble, Bagshot, Surrey, England
R. caucasicum x ?
'caucasicum X Fabia group x (Dido x Lem's Goal)', unknown, , R. caucasicum x 'Fabia Group x (Dido Gorup x Lem's Goal)'
'Chevalier Felix de Sauvage' (photoClick to see more information


Chevalier Felix de Sauvage
), 1870, Sauvage, ,
R. caucasicum x ?
'Christmas Cheer' (photoClick to see more information


Christmas Cheer
), 1895, Methven, T. & Son, Edinburgh, Scotland
R. caucasicum x ?
'Cunningham's White' (photoClick to see more information


Cunningham's White
), 1830, Cunningham, ,
R. caucasicum x R. ponticum
'Diana', 1860, Pince, R.T., , R. caucasicum x ?
'Diana', 1894, Seidel, T.J.R., Dresden/Grüngräbchen, GermanyR. caucasicum x ?
'Doctor Stocker' (photoClick to see more information


Doctor Stocker
), 1900, North, Eltham Park, Kent, England, UK
R. caucasicum x R. griffithianum
'Eglintonii', 1909, Germany, , R. caucasicum x ?
'Elisabetae Group', 1958, No hybridiser registered, , R. caucasicum x R. smirnowii
'Goldsworth Yellow' (photoClick to see more information


Goldsworth Yellow
), 1925, Slocock, Walter C., Goldsworth Nursery, Woking, UK
R. campylocarpum ssp campylocarpum x R. caucasicum
'Handsworth Early Scarlet' (photoClick to see more information


Handsworth Early Scarlet
), 1898, Fisher, L. Son & Sibray, ,
R. caucasicum x ?
'Heatherside Beauty' (photoClick to see more information


Heatherside Beauty
), 1953, Street, F.J., Heathermead Nursery, Woking, Surrey, England
R. caucasicum x ?
'Jacksonii' (photoClick to see more information


Jacksonii
), 1835, Herbert, Honourable & Reverend W., Wetherby, Yorkshire, England
R. caucasicum x 'Nobleanum Group'
'Jean Verschaffelt', 1860, Verschaffelt, J., Ghent, BelgiumR. caucasicum x ?
'Jewess' (photoClick to see more information


Jewess
), 1854, Liebig, L.L., Dresden, Germany
R. caucasicum x ?
'Lee's Scarlet' (photoClick to see more information


Lee's Scarlet
), 1900, Lee, J. & C., Hammersmith, London, England
R. caucasicum x ?
'Loch Tay' (photoClick to see more information


Loch Tay
), 1980, Cox, Peter A., Glendoick, Scotland
'Hotei' x R. caucasicum
'Melpomene', 1870, Seidel, T.J.R., Dresden/Grüngräbchen, GermanyR. caucasicum x ?
'Mont Blanc', 1851, Waterer, H. (Knaphill), Woking, Surrey (Knaphill), UKR. caucasicum x ?
'Nobleanum Album Group' (photoClick to see more information


Nobleanum Album Group
), 1835, Waterer, H. (Knaphill), Woking, Surrey (Knaphill), UK
R. caucasicum x R. arboreum ssp arboreum
'Nobleanum Coccineum' (photoClick to see more information


Nobleanum Coccineum
), 1853, Standish & Noble, Bagshot, Surrey, England
R. caucasicum x R. arboreum ssp arboreum
'Nobleanum Group' (photoClick to see more information


Nobleanum Group
), 1832, Waterer, A., Woking, Surrey, UK
R. caucasicum x R. arboreum ssp arboreum
'Nobleanum Group', 1835, Waterer, H. (Knaphill), Woking, Surrey (Knaphill), UKR. caucasicum x R. arboreum ssp arboreum
'Nobleanum Venustum' (photoClick to see more information


Nobleanum Venustum
), 1829, Smith, W. (gardener Earl of Liverpool), Kingston-upon-Thames, Surrey, England
R. caucasicum x R. arboreum ssp arboreum
'Ochroleucum', 1862, Veitch & Sons, R., Exeter, Devon, EnglandR. caucasicum x ?
'Pierre Moser', 1914, Moser & Son, , R. caucasicum x ?
'Progrès' (photoClick to see more information


Progrès
), unknown, ,
R. caucasicum x ?
'Rosa Mundi' (photoClick to see more information


Rosa Mundi
), 1860, Noble, C., Standish & Noble, Bagshot, Surrey, England
R. caucasicum x ?
'Tidbit x caucasicum', No hybridiser registered, , 'Tidbit' x R. caucasicum
'Viola' (photoClick to see more information


Viola
), 1972, Seidel, T.J., Dresden, Germany
R. caucasicum x ?


Indirect involvement of R. caucasicum in cultivars: (cultivar = direct child/cultivar of caucasicum)
'Beaufort' (photoClick to see more information


Beaufort
), 1958, Gable, J.B., Stewartstown, Pennsylvania, USA
R. fortunei ssp fortunei x 'Boule de Neige'
'Besse Howells' (photoClick to see more information


Besse Howells
), 1961, Shammarello, A.M, Euclid, Ohio, USA
R. catawbiense x 'Boule de Neige'
'Bosutch' (photoClick to see more information


Bosutch
), 1933, Gable, J.B., Stewartstown, Pennsylvania, USA
'Boule de Neige' x R. sutchuenense
'Boule de Neige x macabeanum' (photoClick to see more information


Boule de Neige x macabeanum
), unknown, ,
'Boule de Neige' x R. macabeanum
'Boule de Rose', 1961, Shammarello, A.M, Euclid, Ohio, USA'Boule de Neige'
'Boulodes', 1963, Nearing, G.G., Ramsey, NJ, USA'Boule de Neige' x 'Loderi Group'
'Cloud Nine' (photoClick to see more information


Cloud Nine
), 1963, Haag, C.R. & V. (Velma), Brevard, NC, USA
'fortunei x Madonna' x 'Boule de Neige'
'Cocheco Raspberry Swirl', 1985, Parks, J.B. (Joe), Dover, New Hampshire, USA'Boule de Neige' x 'Henry's Red'
'Connie Stanton', 1968, Stanton, E.N., , 'Princess Elizabeth' x 'Boule de Neige'
'Elise Whipple', 1965, Kruse, R., , 'Vulcan' x 'Boule de Neige'
'Emil' (photoClick to see more information


Emil
), 1903, Seidel, T.J.R., Dresden/Grüngräbchen, Germany
'Boule de Neige' x 'Mrs Millner'
'Hymen' (photoClick to see more information


Hymen
), 1898, Seidel, T.J.R., Dresden/Grüngräbchen, Germany
'Boule de Neige' x 'Everestianum'
'Laurel Pink', 1966, Knippenberg, Mrs. J. F., , 'Boule de Neige' x 'catawbiense x F.C. Puddle Group'
'Lavender Queen' (photoClick to see more information


Lavender Queen
), 1970, Shammarello, A.M, Euclid, Ohio, USA
'Boule de Neige'
'Leona Holmes', 1967, Fetterhoff, W.M., Gibsonia, Pennsylvania, USA'Boule de Neige' x 'fortunei x vernicosum'
'No Way', 1992, Hinerman, D.L., Ann Arbor, Michigan, USA'Boule de Neige' x 'flavidum x Lady Rosebery Group'
'Pink Cameo' (photoClick to see more information


Pink Cameo
), 1955, Shammarello, A.M, Euclid, Ohio, USA
'Boule de Neige' x
'Prize', 1955, Shammarello, A.M, Euclid, Ohio, USA'Boule de Neige' x
'Satin', 1943, Shammarello, A.M, Euclid, Ohio, USA'Boule de Neige' x
'Sham's Juliet', 1943, Shammarello, A.M, Euclid, Ohio, USAR. catawbiense x 'Boule de Neige'
'Sham's Pink' (photoClick to see more information


Sham's Pink
), 1943, Shammarello, A.M, Euclid, Ohio, USA
'Boule de Neige'
'Tony' (photoClick to see more information


Tony
), 1955, Shammarello, A.M, Euclid, Ohio, USA
'Boule de Neige' x
'Vada Belle', 1960, Fetterhoff, W.M., Gibsonia, Pennsylvania, USA'Boule de Neige' x 'Yellow Creek'
'Nameless Beauty', 1978, Trembath, M.L., , 'Exbury Naomi' x 'Canary'
'caucasicum x (Fabia group x (Dido x Lem's Goal)) X Crest', Newcomb,L.L., Snohomish, Washington, USA'caucasicum X Fabia group x (Dido x Lem's Goal)' x 'Crest'
'Anne Cree' (photoClick to see more information


Anne Cree
), 1985, Watson, E.M. Mrs. (Elsie), Kirkland, WA, USA
'Exbury Yakushimanum' x 'Chevalier Felix de Sauvage'
'Max Sye', unknown, , 'Chevalier Felix de Sauvage' x
'Mrs G. W. Leak' (photoClick to see more information


Mrs G. W. Leak
), 1916, Koster M. & Sons, Boskoop, Netherlands
'Coombe Royal Group' x 'Chevalier Felix de Sauvage'
'Princess Angeline' (photoClick to see more information


Princess Angeline
), 1964, Watson, E.M. Mrs. (Elsie), Kirkland, WA, USA
'Chevalier Felix de Sauvage' x 'Purple Splendour'
'Alena' (photoClick to see more information


Alena
), 1970, Kyndl, J., ,
R. decorum ssp decorum x 'Cunningham's White'
'Babîtes Baltais', 1974, Kondratovičs, Rihard, Riga, Latvia'Cunningham's White' x 'Elizabeth'
'Cheer' (photoClick to see more information


Cheer
), 1955, Shammarello, A.M, Euclid, Ohio, USA
'Cunningham's White' x R. catawbiense
'Cosmopolitan' (photoClick to see more information


Cosmopolitan
), 1957, Hagen, J.C., Boskoop, Netherlands
'Cunningham's White' x 'Vesuvius'
'Cunningham's White x Sappho', No hybridiser registered, , 'Cunningham's White' x 'Sappho'
'Elie' (photoClick to see more information


Elie
), 1955, Shammarello, A.M, Euclid, Ohio, USA
'Cunningham's White' x R. catawbiense
'Glendoick Petticoats' (photoClick to see more information


Glendoick Petticoats
), 1996, Cox, K.N.E., Glendoick, Scotland
'Cunningham's White' x 'Nancy Evans'
'Helen Martin' (photoClick to see more information


Helen Martin
), 1984, Huisman, T, Nijensleek, Netherlands
'Cunningham's White' x
'Holden' (photoClick to see more information


Holden
), 1958, Shammarello, A.M, Euclid, Ohio, USA
'Cunningham's White' x
'Largo', 1965, Kavka, B., Pruhonice, Czech Republic'Cunningham's White' x R. forrestii Repens Group
'Liane', 1970, Bruns, J Nursery, Bad Zwischenahn, Germany'Cunningham's White' x 'Koichiro Wada'
'Ma Vlast', 1965, Kavka, B., Pruhonice, Czech Republic'Cunningham's White' x R. forrestii Repens Group
'Mieszko I' (photoClick to see more information


Mieszko I
), 2005, Cieplucha, J., , Poland
'Nova Zembla' x 'Cunningham's White'
'Minas Snow', 1966, Swain, G.S., Researh Station, Kentville, Nova Scotia, Canada'Cunningham's White' x R. degronianum ssp yakushimanum
'Pohjola's Daughter' (photoClick to see more information


Pohjola's Daughter
), 1992, Uosukainen, Marjatta, Dr. Mrs., Laukaa, Finland
'Cunningham's White' x R. smirnowii
'President Roosevelt' (photoClick to see more information


President Roosevelt
), 1930, Mesman, C., ,
'Cunningham's White' x 'Blandyanum'
'Rhodunter 48' (photoClick to see more information


Rhodunter 48
), 1980, Preil, W. & Ebbinghaus, R., ,
R. fortunei ssp fortunei x 'Cunningham's White'
'The Master', 1955, Shammarello, A.M, Euclid, Ohio, USA'Cunningham's White' x
'Vernum' (photoClick to see more information


Vernum
), 1957, Shammarello, A.M, Euclid, Ohio, USA
'Cunningham's White'
'Abby Boulter', 1975, Boulter, V.J., , 'Doctor Stocker' x
'Callirhoe Group', 1918, Magor, E.J.P., Lamellan, St. Tudy, Cornwall, England'Doctor Stocker' x R. arboreum ssp arboreum
'Calstocker Group' (photoClick to see more information


Calstocker Group
), 1935, Whitaker W.J., ,
R. calophytum var calophytum x 'Doctor Stocker'
'Cream Cracker', 1956, Harrison, E.G.W.W., Bodmin, Cornwall, England'Doctor Stocker' x R. campylocarpum ssp campylocarpum
'Damaris Group' (photoClick to see more information


Damaris Group
), 1918, Magor, E.J.P., Lamellan, St. Tudy, Cornwall, England
'Doctor Stocker' x R. campylocarpum ssp campylocarpum
'Elfin', 1933, Horlick, Sir James, Isle of Gigha, Scotland'Doctor Stocker' x R. orbiculare ssp orbiculare
'Exbury Calstocker' (photoClick to see more information


Exbury Calstocker
), 1948, Rothschild, L. de, Founder of Exbury Gardens, UK
R. calophytum var calophytum x 'Doctor Stocker'
'Golden Drop', 1931, Horlick, Sir James, Isle of Gigha, Scotland'Doctor Stocker' x R. campylocarpum ssp campylocarpum
'Goldilocks', 1974, Haworth-Booth, M., Farall Nurseries, Surrey, England'Doctor Stocker' x R. campylocarpum Elatum Group
'Janet' (photoClick to see more information


Janet
), 1942, Rothschild, Edmund Leopold de, Southampton, UK
'Avalanche Group' x 'Doctor Stocker'
'Janet Group', 1942, Rothschild, Edmund Leopold de, Southampton, UK'Avalanche Group' x 'Doctor Stocker'
'Lamellen Damaris', 1917, Magor, E.J.P., Lamellan, St. Tudy, Cornwall, England'Doctor Stocker' x R. campylocarpum ssp campylocarpum
'Mrs James Horlick', 1931, Horlick, Sir James, Isle of Gigha, ScotlandR. thomsonii ssp thomsonii x 'Doctor Stocker'
'Noele Boulter', 1958, Boulter, V.J., , 'Doctor Stocker' x 'Cornubia Group'
'Pipaluk', 1968, Harrison, E.G.W.W., Bodmin, Cornwall, England'Doctor Stocker' x R. williamsianum
'Diane Lux' (photoClick to see more information


Diane Lux
), 1962, Drake, E. F., Olympic Peninsula, WA, USA
'Elisabetae Group' x 'Unique'
'Bruns Schneewitchen', 1962, Bruns, J Nursery, Bad Zwischenahn, Germany'Goldsworth Yellow' x R. insigne
'Dutch Treat', 1999, Delp Weldon E., Harrisville, Pensylvania, USA'Hello Dolly' x 'Goldsworth Yellow'
'Eva Schmick', 1978, Schmick, H, , 'Goldsworth Yellow' x 'wardii x wardii'
'Frühlingsgold' (photoClick to see more information


Frühlingsgold
), 1969, Bruns, J Nursery, Bad Zwischenahn, Germany
'Goldsworth Yellow' x R. degronianum ssp yakushimanum
'Goldfort' (photoClick to see more information


Goldfort
), 1935, Slocock, Walter C., Goldsworth Nursery, Woking, UK
'Goldsworth Yellow' x R. fortunei ssp fortunei
'Goldfort Group', 1935, Slocock, Walter C., Goldsworth Nursery, Woking, UK'Goldsworth Yellow' x R. fortunei ssp fortunei
'Goldsworth Yellow x decorum ssp diaprepes', No hybridiser registered, , 'Goldsworth Yellow' x R. decorum ssp diaprepes
'Signal Horn', 1962, Nearing, G.G., Ramsey, NJ, USA'Atrosanguineum' x 'Goldsworth Yellow'
'Tiger Paw', 1978, Delp Weldon E., Harrisville, Pensylvania, USA'Stokes Opal' x 'Goldsworth Yellow'
'yakushimanum x Goldsworth Yellow', unknown, , R. degronianum ssp yakushimanum x 'Goldsworth Yellow'
'Yatton', 1978, Reese, W.A., , 'Goldsworth Yellow' x R. degronianum ssp yakushimanum
'Jackwill' (photoClick to see more information


Jackwill
), 1945, Hobbie, Dietrich G., Westerstede/Linswege, Germany
'Jacksonii' x R. williamsianum
'Jacksonii' (photoClick to see more information


Jacksonii
), 1835, Herbert, Honourable & Reverend W., Wetherby, Yorkshire, England
R. caucasicum x 'Nobleanum Group'
'Olinda Ruby', 1970, Boulter, V.J., , 'Nobleanum Group' x 'Cornubia Group'
'Kalamaika', 1982, Hachmann, Hans, Barmstedt in Holstein, Germany'Edeltraud' x 'Progrès'
'Schneeauge' (photoClick to see more information


Schneeauge
), 1968, Hachmann, Hans, Barmstedt in Holstein, Germany
'Holstein' x 'Progrès'
'Elizabeth of Glamis' (photoClick to see more information


Elizabeth of Glamis
), 1976, Cox, Peter A., Glendoick, Scotland
'Tidbit x caucasicum' x 'wardii X yakushimanum x Crest'
'Loch o' the Lowes' (photoClick to see more information


Loch o' the Lowes
), 1976, Cox, Peter A., Glendoick, Scotland
'Tidbit x caucasicum' x 'Crest X yakushimanum x wardii'
'Albert', 1891, Seidel, T.J.R., Dresden/Grüngräbchen, Germany'Viola' x 'Everestianum'
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Rhododendron Species   Hirsutum.info     Project started 03 June 2009