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'EVIrin' clematis Description
'EVIrin' clematis photo
Photo courtesy of Jean Marion
Availability:
Commercially available
Synonyms:
HMF Ratings:
22 favorite votes.  
Origin:
Bred by Mogens Nyegaard Olesen (Denmark, 1997). Bred by Raymond J. Evison (United Kingdom, 1997).
Class:
Early Large Flowered.  
Bloom:
White, lilac edges.  None / no fragrance.  6 to 8 petals.  Average diameter 7".  Single bloom form.  Late spring to early summer, late summer to early autumn.  
Habit:

Height: 8' to 10' (245 to 305cm).  
Growing:
USDA zone 5b through 8b.  Plant in sun or partial shade.  Suitable for growing in a container.  It blooms on the previous year's growth, so resist the urge to prune it in early spring.  
Patents:
Canada - Patent No: 1993  on  23 Sep 2004
Application No: 97-1178  on  4 Nov 1997
Rights surrendered on September 9, 2013.
Denomination: 'Evirin'
Trade name: Blue Moon
Breeder: Mogens N. Olesen, Poulsen Roser International S.A.R.L., Gaillac, France; Raymond J. Evison, Raymond J. Evison, Ltd., Channel Islands, United Kingdom
'Evirin' originated from a controlled crossing between two unnamed seedlings which was conducted at Domarie Vineries in Guernsey in 1990.
 
United States - Patent No: PP 12,838  on  13 Aug 2002   VIEW USPTO PATENT
Application No: 177981  on  22 Oct 1998
Clematis plant named EVIrin
Raymond J. Evison
Mogens N. Poulsen
... A new compact clematis cultivar which displays single pale white flowers with pale violet margins... The variety was discovered as a chance seedling of unknown parentage in a cultivated area. The variety is a member of the clematis patens group... Pale white to pale violet flowers with contrasting dark red centers... Bloom Size: 160 mm on average... Fragrance: None... Tepal count: Single. Average range: 6-8 per bloom... Height: Plant requires support by trellising to obtain maximum vertical growth. An established, supported plant grows 2.0 to 2.5 meters in height each growing season in Oregon... Hardiness: Trials to date show the variety hardy in USDA Zones 4-9... Disease resistance: Average disease resistance to mildew and Botrytis...
Ploidy:
Diploid
Notes: