Cultivar

Flower Color

Time of
Bloom

Height and Width
in approx. 4 yrs

Foliage

Winter

Foliage

Comments

Hamlet Green *

mauve

Aug-Sept

12" x 20"

yellow green

red orange green

showy in winter

Hammondii Aureifolia *

white

Aug-Oct

12" x 16"

dark green

creamy yellow
spring tips

striking tips in spring
keep well pruned

Hammondii Rubrifolia *

lavender

Aug-Oct

upright

12” x 16”

light yellow green

spring tips red

Harlekin *

white

Aug-Sept

compact 12” x 18”

bright yellow green

flecked with bright yellow  -

recommended

Hatje’s Herbstfeuer *

deep double pink

Sept-Oct

broad upright

20” x 20”

gray green

large flowers, vigorous

H.E. Beale *

double shell pink

Aug-Oct

upright 24" x 24"

dark green

bronze

not for humid climates

Heidespracht *

mauve pink

Aug-Sept

compact low creeping 4” x 14”

fresh green

sport from ‘Foxii Nana’

Heidesinfonie *

pink

Aug-Oct

strong erect

18” x 24”

dark green

bronze

translates

to ‘heather

symphony’

Heideteppich *

lilac pink

Aug-Sept

low spreading       4” x 16”

dark green

name means ‘heather carpet’

Heidezwerg *

reddish purple

Aug-Sept

prostrate 6” x 12”

soft green

hangs well

Helena

white buds

Sept-Dec

12” x 16”

light green

Hibernica *

mauve

Sept-Nov

upright 12" x 18"

dark green

performs well

Hiemalis

amethyst

Oct-Jan

14” x 20”

medium green

outstanding late bloomer

Highland Rose *

deep rose pink

Aug-Nov

18” x 18”

golden bronze

orange red

vigorous

Hilda *

violet blue

buds

Sept-Dec

upright 16” x `6”

dark green

Hillbrook Limelight *

white

Aug-Sept

open erect 12” x 18”

lime green

Hillbrook Orange *

mauve

Aug-Sept

compact 12” x 14”

orange gold

orange red

nice winter color

Hillbrook Sparkler *

mauve

Aug-Oct

bushy 18” x 24”

dark green

spring tips cream/pink/red

orange/copper

Hirsuta Typica *

mauve

Aug-Sept

upright 16” x 20”

hairy silver gray

Hollandia *

lilac pink

Sept-Oct

very vigorous erect

28” x 20”

medium green

tallest calluna

Hookstone *

reddish purple

Aug-Sept

upright 22” x 22”

dark green

long racemes

Hoyerhagen *

pale

crimson

July-Sept

upright 10" x 14"

orange gold

can turn deep red

one of the

brightest reds

Hugh Nicholson *

white

Aug-Sept

upright 12” x 14”

medium green

spring tips cream

Humpty Dumpty

sparse white

Aug-Sept

humpy 2-4” x 4

bright green

Ide’s Double *

double heliotrope

July-Sept

open 16” x 22”

dark green

similar to ‘Tib’

Indian Maid *

lavender

Aug-Sept

upright

not sure

gray green

very vigorous.

hardy

Indian Summer *

bright lavender

Sept-Oct

spreading

not sure

medium green

nice fall bloomer, hardy, handsome

Indian Thick Rug *

mauve

Aug-Sept

not sure yet

prostrate grower

4” x 12” ?

medium green

tight grower looks good, hardy

Ineke *

light mauve

Aug-Sept

yellow

bronze green

unusual feathery foliage

Insriach Bronze *

lavender

July-Aug

busy 10” x 14”

acid yellow

bronze

fungal prone in humid wet, summers

Iris van Leyen *

few pale mauve

Aug-Sept

broad spreading

10” x 14”

bright yellow

bronze

beautiful foliage plant

Isobel Hughes

double white

Aug-Oct

upright 14” x 18”

bright green

floriferous