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'Ko's Yellow' rose Description
'Ko's Yellow' rose photo
Photo courtesy of Susannah Umbras
Availability:
Commercially available
Synonyms:
HMF Ratings:
6 favorite votes.  
Average rating: EXCELLENT.  
ARS:
Yellow blend Miniature.
Registration name: MACkosyel
Exhibition name: Ko's Yellow
Origin:
Bred by Samuel Darragh McGredy IV (1973).
Introduced in New Zealand by Avenue Roses/Avenue Nurseries (Levin) Ltd. in 1979 as 'Ko's Yellow'.
Class:
Miniature.  
Bloom:
Yellow blend, pink edges, ages to lighter .  Mild fragrance.  39 to 43 petals.  Average diameter 1.75".  Large, double (17-25 petals), in small clusters bloom form.  Blooms in flushes throughout the season.  
Habit:
Bushy, compact.  Small, glossy, medium green foliage.  
Height of 18" to 39" (45 to 100 cm).  
Growing:
USDA zone 6b and warmer.  Spring Pruning: Remove old canes and dead or diseased wood and cut back canes that cross. In warmer climates, cut back the remaining canes by about one-third. In colder areas, you'll probably find you'll have to prune a little more than that.  
Breeder's notes:
Ko's Yellow - Mackosyel. For Ko Schuurman.
Patents:
United States - Patent No: PP 4,385  on  27 Feb 1979   VIEW USPTO PATENT
Application No: 05/874,824  on  3 Feb 1978
Notes:
This rose was named for Ko Schuurman, the wife of a close colleague and friend of the hybridizer.