Coy Colleen

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Registration & Introduction

Registered Name:Coy Colleen
Cultivar Group: Hybrid Tea (HT)
Breeder/ Raiser Name:Walter Irwin Johnston
Registration Year:
Country Of Origin:Ireland
Introduction/s:Introduced in Ireland by Samuel McGredy and Son, Nurserymen (Ireland) in 1949 as ‘Blushing Rose’. Introduced in Australia by Hazlewood Bros. Pty. Ltd. in 1954 as ‘Coy Colleen’.
Registration and introduction information for the rose cultivar of Coy Colleen.


Flower Color:white
Flower Fragrance:soft fragrance
Petal Structure:double, 16-25 petals in three or more rows
Bloom Shape:undefined bloom shape
Bloom Size:medium
Bloom Repeat:repeat flower
Growth Habit:shrub
Growth Height:medium
Growth Width:medium
Characteristics of growth to identify the rose cultivar of Coy Colleen.


Disease Resistance:unknown disease resistance
Cold Hardiness:medium cold hardiness
USDA Zone:6b (-5 to 0 °F/-20.6 to -17.8 °C), 7a (0 to 5 °F/-17.8 to -15 °C), 7b (5 to 10 °F/-15 to -12.2 °C), 8a (10 to 15 °F/-12.2 to -9.4 °C), 8b (15 to 20 °F/-9.4 to -6.7 °C), 9a (20 to 25 °F/-6.7 to -3.9 °C), 9b (25 to 30 °F/-3.9 to -1.1 °C)
Shade Tolerance:unknown shade tolerance
Health information to match planting conditions suitable for growing the the rose cultivar of Coy Colleen.