Cultivar

Flower Color

Time of
Bloom

Height and Width
in approx. 4 yrs

Foliage

Winter

Foliage

Comments

Radnor +

double pink

July-Sept

compact 10" x 18"

bright green

good compact double fungal free

Radnor Gold *

double shell pink

Aug-Sept

compact 10” x 16”

light gold

red with pink tones

 sport of ‘Radnor’

Raket

white

Aug-Sept

broad vigorous upright 24” x 24”

medium green

sport from ‘Ralph Purnell’

Ralph Purnell *

lilac pink

Aug-Oct

vigorous 24" x 24"

dark green

flowers well

Ralph Purnell Select

lilac pink

Aug-Oct

vigorous 24” x 24”

bright light green

sport of ‘Ralph Purnell’

Randall’s  Crimson *

deep crimson

Aug-Sept

low spreading           14” x 22”

dark green

slow grower

Redbud *

beetroot bud bloomer

Sept-Nov

broad spreading

10” x 18”

dark green

still looks in bloom in winter

Red Carpet *

mauve

Aug-Sept

8” x 18”

gold

orange to red

Red Favorit *

double crimson

Aug-Sept

broad spreading

8” x 28”

dark green

sport found on ‘

J.H. Hamilton’

Red Fred *

lilac pink

Aug-Sept

upright 14” x 18”

medium green

spring tips red

red well lasts into summer

Red Haze *

lavender

Aug-Sept

20” x 28”

gold

reddish bronze

sport from

‘Gold Haze’

Red Pimpernel *

crimson

July-Nov

compact 8" x 18"

dark green

floriferous - we love this

Red Rug

pink

Aug-Oct

prostrate 4” x 16”

dark green

red tips in spring

Red Star * +

double cherry red

Sept-Oct

open 16” x 24”

dark green

glowing flowersfungal prone

Red Wings *

crimson

July-Sept

compact upright

18” x 24”

dark green

Reini *

white

Aug-Sept

upright 18" x 24"

downy gray

yellow tips

attractive

Renate *

white

Aug-Sept

upright 18" x 24"

downy gray

yellow tips

attractive