Vermont Perennial Geranium Trials 2001-2002

Dr. Leonard Perry, Extension Professor, University of Vermont

Notes:

 

species

Cultivar

habit

hxw

leaf

bloom

flw color

notes

phaeum

Advendo

m

15x15

4

 

 

 

 

Alaska

u

24x18

4

6/14

blue, 94C

 

macrorhizum

Album

m

15x30

4

 

white

fragrant lvs

phaeum

Album

u

30x36

5

5/20

white

 

sylvaticum

Album

 

 

 

 

 

not hardy

phaeum

All Saints

m

18x24

5

6/1

lt lav, 84D

serrated petals, few flowers, lower leaf spots

sanguineum

Alpenglow

m

15x36

2

 

81A

sprawls

sylvaticum

Amy Doncaster

m

12x18

5

6/14*

vio-blue,white eye

widely dissected leaves

sylvaticum

Angulatum

 

 

 

 

 

first year

 

Ann Folkard

s

12x24

 

 

magenta pur

not hardy, 3 plants over 3 years, chartreuse lvs

 

Anne Thompson

m

18x36

5

6/28*

brt pur, 80A

some yel in lvs especially new, shiny petals

lindavicum

Apple Blossom

m

6x10

2

6/1

pink, 65D

long bloom, sm bluish lvs

oxonianum

AT Johnson

 

 

 

 

 

not hardy

himalayense

Baby Blue

m

18x24

4

5/27

lt blue, V88C

petals quite cupped

sylvaticum

Baker's Pink

u

40x36

6

5/27

pink, 69A

 

cinereum

Ballerina

 

 

 

 

 

not hardy

cantabrigiense

Biokovo

m

15x24

3

6/7

lt pk, 76D

insect feeding

sangineum

Birch Lilac

 

 

 

 

 

not hardy

 

Blue Cloud

s

24x48

6

6/28*

bl, 85B

 

gracile

Blush

 

 

 

 

 

not hardy

oxonianum

Bressingham Delight

 

 

 

 

 

not hardy

psilostemon

Bressingham Flair

 

 

 

 

 

not hardy

 

Brookside

m

24x48

4

6/1

blue, 92A

open habit, few veins in petals

cantabrigiense

Cambridge

m

12x24

3

6/7

lt pur, 88D

insect feeding

sanguineum

Cedric Morris

--

--

2

6/21

pur, 81B

crowded

 

Chantilly

 

 

 

 

 

first year

maculatum

Chatto

 

 

 

 

 

not hardy, 3 plants over 3 years

phaeum

Chocolate Chip

m

20x20

5

5/27

dk pur, 79B

great flw. color and habit, long bloom

pratense

Cielito Lindo

 

 

 

 

 

not hardy

oxonianum

Claridge Druce

 

 

 

 

 

not hardy, 2 plants over 2 years

oxonianum

Coronet

 

 

 

 

 

not hardy

 

Criss Canning

m

10x15

5

6/14*

deep blue

pratense x himalayense, fr. Lambley (AU)

macrorrhizum

Czakor

m

18x36

5

 

magenta pur

fragrant leaves

 

Dilys

s

8x36

1.5

 

81B

 

 

Diva

 

 

 

 

 

not hardy

 

Elizabeth Ann

u

24x18

6

5/28*

pk

reddish lvs

sanguineum

Elsbeth

m

18x36

3

 

dk magenta

hairy, finely dissected lvs

platypetalum

Georgia Blue

 

 

 

 

 

not hardy

 

Gillian Perrin

m

18x24

4

6/14*

wht, dk veins/ctr

good shape, dk leaf color

sanguineum

Glen Luce

m

12x30

2

6/1

lt pur, 77B

 

macrorrhizum

Hazel Gallagher

u

30x36

5

6/1

white

few fls, in part shade

sanguineum

Holden

s

6x30

1.5

6/7

pur, 81A

 

oxonianum

Hollywood

m

18x30

5

6/7

pink, 75C

dark veins

macrorrhizum

Ingwersen's Variety

s

18x48

4

6/7

lt pink

aromatic leaves, insect feeding

himalayense

Irish Blue

m

18x30

5

6/1

lt pur, 91A

fades to pk 84A, flops, lg cupped fls

phaeum var. lividum

Joan Baker

m

24x30

5

 

lt pk

good dense habit, lg fls

sanguineum

John Elsley

u/s

10x48

2

6/1

pur, 81C

flops into open circle, fills back in, long bloom

 

Joy

 

 

 

 

 

not hardy

cantabrigiense

Karmina

m

15x30

3

6/7

red-pur, 82C

insect feeding

clarkei

Kashmir Pink

 

 

 

 

 

not hardy

 

Kashmir White

--

--

--

6/14

white, red veins

lg fls, separate petals

sanguineum

Lancastriense

m

12x30

1.5

6/7

pink, 69A

dark veins, cut lvs

phaeum

Langthorns Blue

m

12x24

5

5/27

lt pur, 84A

dark fl bases, dark leaf marks

cinereum

Lawrence Flatman

 

 

 

 

 

not hardy

sylvaticum

Lilac Time

u

16x12

3

5/20

pink purple

open, poor habit

phaeum

Lily Lovell

u

20x20

6

5/27

pur, 83B

 

phaeum

Little Boy

m

15x20

3

5/27

dk red-pur, 77A

faint red marks in leaves, compact mound

phaeum var. lividum

'Stillingfleet Ghost'

u

16x24

6

5/27

white pur, 75A

compact, long bloom, nice pastel color

macrorrhizum

Lohfelden

m

6x12

2

6/7

pink, 69C

few fls, bulbous fl base, dk veins

sanguineum

Max Frei

m

18x30

1

6/14

pur, 81A

 

sylvaticum

Mayflower

 

 

 

 

 

not hardy, 2 plants over 2 years

phaeum

Mierhausen

u

30x30

4

5/20

pur, 75A

open, tall, many fls, lt and dk circles inside fls

pratense

Mrs Kendall Clark

u

30x24

6

6/7

blue, 92A

lighter veins, flops, cut back after flw

phaeum

Mrs Withey Price

 

 

 

 

 

first year

monacense

Muldoon

m

18x30

4

5/27

red-pur, 77A

dark marks at base of leaf serrations, reflexed fls

sanguineum

Nanum

m

15x30

1.5

6/14

pur, 81B

 

sanguineum

New Hampshire Purple

m

24x36

2

6/21

pur, 81A

flops

 

Nicola

m

24x24

9

6/28*

brt pk/pur, 80B

good center regrowth,shiny petals

sylvaticum

Nikita

 

 

 

 

 

first year

 

Nimbus

s

10x32

4

6/7

pur, 88B

few fls

oxonianum

Old Rose

m

12x18

3

6/7

dk pk, 75A

dark veins

erianthum var.

pallescens

m

24x30

6

 

lt pk

good habit

 

Patricia

u

24x30

6

6/14

pink, 80A

brt fls, great color and plant, hard color to combine

 

Philippe Vapelle

m

20x36

3

6/1

lt pur, 90D

leathery blue-green leaves, lobed

macrorrhizum

Pindus

m

18x24

3

6/1

red-pur, 81B

lobed leaves, insect damage

himalayense

Plenum

m

10x24

3

6/1

dk pk, 84B, 77B

double fls

asphodeloides

Prince Regent

 

 

 

 

 

not hardy

sanguineum

Purple Flame

m

15x30

1.5

 

pur 81A

sprawling habit

phaeum

Raven

m

18x24

6

6/14*

dk pur

lt green/yellow leaves

oxonianum

Rebecca Moss

m

24x36

3

6/7

lt pk, 75C

great pastel color, lighter centers

phaeum

Rose Air

m

12x18

3

6/14*

pk-bl, 85A

 

phaeum

Rose Madder

m

15x15

5

 

rose pur

 

 

Rozanne

s

12x30

4

6/21

bl-pur, 92A

lg fls, reddish underside fls

 

Salome

 

 

 

 

 

not hardy

phaeum

Samobar

u

16x16

3

5/27

red pur, 72A

red marked leaves

maculatum

Shameface

 

 

 

 

 

first year

sylvaticum

Silva

m

20x20

5

6/7

bl-pur, wht eye

good early display

pratense

Silver Queen

u

15x15

4

6/21

blue, 92A

first year plant

 

Sirak

m

15x24

4

 

pur 81B

long bloom, rebloom, lg fls

macrorrhizum

Spessart

s

18x48

4

6/7

wht

aromatic lvs, insect feeding, pk sepals, fr. Hans Simon

 

Spinners

m

24x24

6

6/14

dk pur, 89C

 

pratense

Striatum

m

12x18

5

6/14

wht/pur

wht fls, flecked purple

sanguineum var.

striatum

m

15x30

2

6/14

lt pk, pk veins

veined fls

 

Summer Skies

 

 

 

 

 

first year, Blooms of Bressingham

alpinum

Superbum

s

6x30

1

6/28*

brt pur, 80A

 

maculatum

Sweetwater

m

18x24

6

 

pur-pk, lt eyes

widely lobed leaves, fr. Sweetwater Nurs (CA)

 

Syabru

s

8x24

2

7/7*

brt pur, 80B

hairy lvs and stems

phaeum

Taff's Jester

u

18x18

4

5/27

dk pur, 79C

leaves variegated as virus, 3 main sections

renardii

Tcschelda

m

12x15

3

 

lilac blue

renardii type leaf, pur vein fls, fr. Jansen (Neth.)

macrorrhizum

Variegatum

 

 

 

 

 

not hardy

phaeum

Variegatum

 

 

 

 

 

first year, poor vigor

macrorrhizum

Velebit

m

18x30

4

6/1

red pur, 78A

some insect damage

pratense

Victor Reiter Strain

u

20x20

6

6/1

blue, 92A

poor lower lvs, reddish lvs, open habit

renardii

White Knights

m

12x18

2

5/27

lilac, 76A

thick, rounded leaves, large veined fls

pratense

Wisley Blue

m

36x42

6

6/1

lt blue, 92B

open floppy, nice color, long stalks

pratense

Yorkshire Queen

m

18x18

8

6/14*

wht

widely dissected lvs, pur vein fls, fr. Axeltree (UK)

renardii

Zetterlund

m

12x24

3

6/1

blue, 90D

open, leaf spots, leathery lvs, dk veined petals, red ctrs

aristatum

 

 

 

 

 

 

not hardy

dalmaticum

 

 

 

 

 

 

not hardy

gracile

 

 

 

 

 

 

not hardy

gymnocaulon

 

m

12x18

2

6/14

vio-blue

hardy even in raised bed, broad lobed lvs, dk vein fls

hayatanum

 

 

 

 

 

 

not hardy

himalayense

 

 

 

 

 

 

not hardy

koreanum

 

 

 

 

 

 

not hardy

krameri

 

u

30x36

4

 

lilac

pur vein fls, finely dissected leaves

magnificum

 

u

18x24

 

6/21

pur, 88A

first year, lg fls, dk veined petals

magniflorum

 

 

 

 

 

pk, wht ctr

lvs silvery below, finely dissected

monacense

 

m

16x24

5

5/27

red pur, 72A

reflexed flowers, dark marks at base of leaf serrations

nodosum

 

 

 

 

 

 

not hardy

phaeum

 

u

20x10

3

6/21

red pur, 77A

first year plant

pratense

 

u

36x48

5

7/7*

lt bl, 91A

flops, powdery mildew

reflexum

 

u

20x18

3

5/27

dk pk, 72C

leaves red marked, 3 divisions, reflexed petals, open

regelii

 

m

12x18

3

5/27

light blue

 

renardii

 

m

10x18

2

 

wht, lav tint

thick unique, leathery lvs, bluish; pur vein fls

rubifolium

 

 

 

 

 

 

not hardy

ruprechtii

 

m

12x18

6

6/21

dk blue

deep cut lvs

sanguineum

 

m

15x24

2

 

red-pur, 81A

 

sylvaticum

 

u

30x36

4

6/1

lt pur, 82A

long bloom, flops, in part shade

versicolor

 

s

12x30

3

7/7*

white, pur veins

 

wallichianum

 

 

 

 

 

 

not hardy

wlassovianum

 

m

18x48

5

7/14*

pur, 89C

reddish lvs, purplish fall, spreads later, long bloom

 

Late spring, early summer favorites:
**Lily Lovell: upright, nice flower color dark purple

**Little Boy: mounded, nice dark flower color

**Samobar: nice flowers, marked leaves

***Mierhausen: tops for light pastel color, many flowers, height and vigor

*Stillingfleet Ghost and Langthorns Blue: unique flowers but few

*Chocolate Chip: nice mound, excellent dark flower color, but few flowers

 

Mid-Summer favorites:

*Patricia: one of most eye-catching bright neon pink colors

**Rozanne: excellent large flowers over long period, drought resistant, good habit

***wlassovianum: good long bloom, good fall color, covers large area, drought resistant


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