Genus Rosa Species x Cultivar 'Radyod' Blushing Knock OutÂ® Common Name Blushing Knock OutÂ® Rose Patent ID pp# 14700 Height 3 to 4 Feet Spread 3 to 4 Feet Habit Medium, rounded shrub. Moderate growth rate. Zone 4 to 9 Culture Full sun. Flower Light pink, quickly changing to soft shell pink. All summer! Flower Color Soft pink. Foliage Compound, small, dark green with blue hues.. Deciduous Category: Rose Description Disease resistant, very strong bloomer.