ONTARIO ROCK GARDEN SOCIETY

Germination guide U & V

Genus

Species

Germination

Remarks

U

Uvularia

grandiflora

L *

problem getting leaves to develop, germination is hypogeal

Uvularia

perfoliata grandiflora

L


V

Vaccinium

all species

3

Vaccinium

macrocarpon

E

Vaccinium

uliginosum ssp. microphyllum

G 3 4

Vaccinium

vitis-idaea

A 3

Valeriana

montana

J

Vella

spinosa

.

Veltheimia

bracteata

A 2

Venidium

Zulu Prince'

A

Veratrum

album ssp. album

7 *

20 deg C x 4w, then -7C x 6w, 10C to germinate

Veratrum

album

7 *

ditto

Veratrum

nigrum

7 *

ditto

Veratrum

viride

! 7 *

seed should be stored @ 4 deg C, sow @ 20 C x 4w, then -7C x 6w, 10C to germinate

Verbascum

'Cotswold Gem'

A 3

.

Verbascum

'Giverny'

A 3

Verbascum

'Snowmaiden'

A 3

Verbascum

Cotswold Group

A 3

Verbascum

bakerianum

A

Verbascum

blattaria

A 3

Verbascum

bombyciferum

A

Verbascum

bugulifolium

A

Verbascum

chaixii

A 3

Verbascum

chaixii 'Album'

A 3

Verbascum

creticum

A 3

Verbascum

densiflorum

A

Verbascum

dumulosum

A

Verbascum

hybrid

A

Verbascum

nigrum

A 3

Verbascum

nigrum v. album

A 3

Verbascum

olympicum

A

Verbascum

olympicum 'Primrose'

A

Verbascum

phoeniceum

A

Verbascum

phoeniceum 'Cotswold Cream'

A

Verbascum

pyramidatum

A 3

Verbascum

sp.

A 3

Verbascum

wiedemannianum

A

Verbena

bonariensis

A

Verbena

hastata

G 3

Verbena

rigida

J

Verbena

stricta

G

Vernonia

fasciculata

G

Vernonia

gigantea

G

Vernonia

noveboracensis

G 2

Veronica

'Red Fox'

L

Veronica

allionii

F

Veronica

alpina

J

Veronica

aphylla

D

Veronica

austriaca ssp. teucrium 'C L B'

A 3

Veronica

austriaca ssp. teucrium 'C L B'

A 3

Veronica

bellidioides

A

Veronica

flexuosa

.

Veronica

fruiticosa

Veronica

fruticans

G 2

Veronica

fruticulosa

A

Veronica

gentianoides

B 3

Veronica

grandiflora

.

Veronica

longifolia

A 3

Veronica

nipponica

A

Veronica

peduncularis

L

Veronica

prostrata

B 3

Veronica

saturejoides

B 3

Veronica

schmidtiana

B 3

Veronica

schmidtiana 'Nana'

B 3

Veronica

schmidtiana f. candida

B 3

Veronica

spicata

A

Veronica

spicata 'Nana'

A

Veronica

spicata ssp. incana

A

Veronica

tauricola

A

Veronicastrum

all species

.

grow in bag for humidty

Veronicastrum

sibiricum

B *

do not cover

Veronicastrum

virginicum

A 3 6

.

Veronicastrum

virginicum album

A 3 6

Veronicastrum

virginicum v. incarnatum

A 3 6

Vestia

foetida

A

Viburnum

carlesii

G 8

Viburnum

cassinoides

D 8

Viburnum

edule

D 8

Viburnum

fragrans

L 8

Viburnum

lantanoides

D 8

Viburnum

lentago

L 8

Viburnum

opulus v. americana

D 8 *

seedlings do not overwinter in ot according to Deno

Viburnum

sp. (?)

L 8

.

Viburnum

veitchii

L 8

Viola

hondoensis

! J

Viola

somchetica

! J

Viola

'Antique Lace'

.

Viola

'Baby Franjo'

Viola

'Black Jack'

A

Viola

'Rodney Davey'

F

Viola

aetolica

F

Viola

altaica

A

Viola

bertolonii

.

Viola

bertolonii var. corsica

Viola

biflora

K

Viola

calcarata

.

Viola

cornuta

A 2

Viola

corsica

A

Viola

crassa

! J

Viola

dubyana

! J

Viola

elatior

B

Viola

fimbriatula

D 3 4

Viola

jooi

G

Viola

lanceolata

F

Viola

mandshurica

F

Viola

odorata

A 4

Viola

odorata 'Blanche de Cheureuse'

A 4

Viola

palmata

! D *

dry storage is fatal, grow indoors for 3 cycles, then put outdoors in Jan for April germination

Viola

papilionacea 'Freckles'

! D

dry storage x 6m is fatal

Viola

pedata

E

.

Viola

pedatifida

! D

Viola

pinnata

L

Viola

pyrennaica

! J

Viola

sororia 'Freckles'

! J

dry storage is fatal

Viola

sp.

! J

.

Viola

tricolor 'Bowler Black'

! A 3

dry storage is fatal

Viola

verecunda v. yakusimana

! J

.

Viscaria

silene schafta

.

Vitex

agnus-castus

A 3 7