Rhododendron Hybrids / cultivars

Rhododendron 'C.I.S.'

Hybridiser: Henny, John. Brooks, Oregon, USA, 1958 (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 120 cm. (4ft.) Bloom time: late midseason Flower: unknown Type: elepidote Leaves: unknown Hardiness: H3 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: 4 R. C.I.S. per country: (could be a clue for heat/cold-tolerance) United States : 4 Seed-parent Pollen-parent 'Loder's White'   Click to see more information X 'Fabia'   Click to see more information R. Sir Charles Lemon   Click to see more information x R. griffithianum   Click to see more information R. dichroanthum ssp dichroanthum   Click to see more information x R. griersonianum   Click to see more information Rhododendron 'C.I.S.' photos   Photo by Steve Henning Location Crystal Springs Park, Portland Oregon, USA Date 18 May, 2009 See high-resolution picture   Photo by Tijs Huisman Location Date 16 May, 2007 See high-resolution picture   Photo by Jens Birck Location Kastrup, Denmark Date 17 May, 2005 See high-resolution picture

Involved in other cultivars:		Hybridiser
'Aussie Witch'	'C.I.S.' x 'Cheyenne'	Ronken, H, 1995
'C.I.S. x Crest'	'C.I.S.' x 'Crest'	No hybridiser registered
'C.I.S. x Jingle Bells'   Click to see more information   C.I.S. x Jingle Bells	'C.I.S.' x 'Jingle Bells'	No hybridiser registered
'C.I.S. x rex'	'C.I.S.' x R. rex ssp rex	No hybridiser registered
'Chris's Cream'   Click to see more information   Chris's Cream	'Odee Wright' x 'C.I.S.'	Mugridge, C., 1987
'Emily Fisher'   Click to see more information   Emily Fisher	'Odee Wright' x 'C.I.S.'	Mugridge, C., 1983
'Harwood Dale'   Click to see more information   Harwood Dale	'C.I.S.' x 'Lem's Cameo'	Mugridge, C., 1983
'Jumping Jeff'	'C.I.S.' x 'Jock'	unknown
'Les'   Click to see more information   Les	'Lem's Cameo' x 'C.I.S.'	Mugridge, C., 1990
'Peste's Fire Light'   Click to see more information   Peste's Fire Light	'C.I.S.' x 'Fabia Group'	Peste, F., 1975
'Tea Time'	R. chlorops x 'C.I.S.'	Childers, A.A & M., 1988
'Ted Drake'   Click to see more information   Ted Drake	'C.I.S.' x 'Crest'	Phetteplace, Dr. Carl H
'Tim's Gold'   Click to see more information   Tim's Gold	'Odee Wright' x 'C.I.S.'	Mugridge, C., 1993
'Tutu'	'Mrs Lindsay Smith' x 'C.I.S.'	Parker, E.K., 1970
'Wickiup'   Click to see more information   Wickiup	'C.I.S.' x ?	Elliott, James A.
'Woolmer's Blush'	'C.I.S.' x 'Victor Boulter'	Ronken, H, 1995