ONTARIO ROCK GARDEN SOCIETY

Germination guide JK

Genus

Species

Germination

Remarks

Jasione

amethystina

A

Jasione

jankae

.

Jasione

laevis

A

Jasione

sp.

L

Jeffersonia

diphylla

! H *

seed destroyed by dry storage for 6 m, leaf may not emerge for 2 cycles after radicle

Jeffersonia

dubia

! D *

seed destroyed by dry storage for 6 m

Juncus

effusus

A 3

.

Junellia

wilczekii

.

Juno

bucharica

F

seeds should be planted while green

Juno

caucasica

.

.

Jurinea

mollis

F

Jurinella

moschus

A

Jurinella

moschus ssp. moschus

A

Kalimeris

mongolica

N

Kalmia

all species

3

Kalmia

angustifolia

A 3 *

protect from damping off

Kalmia

polifolia

A 3 *

ditto

Kalmia

sp.

3

protect from damping off, will germinate at 30 deg C

Kennedia

coccinea

A *

place in boiling water, let stand over night, repeat with any unswollen seeds

Kennedia

prostrata

A *

ditto

Kirengeshoma

palmata

! F *

ephemeral

Kitaibela

laricifolia

.

.

Kitaibela

sp.

L

Kitaibela

vitifolia

A 2 6

Knautia

arvensis

F

Knautia

macedonica

A 3

Knautia

sp.

try J

Kniphofia

'Dwarf Hybrids'

B

Kniphofia

'Little Maid'

B

Kniphofia

'Toyland Hybrids'

B

Kniphofia

caulescens

B

Kniphofia

mixed species

B

Kniphofia

sp.

B

Kniphofia

thomsonii var. snowdenii

A

Kniphofia

tuckii

A

Kniphofia

uvaria

B

Koeleria

glauca

B

Koelreuteria

paniculata

D 6

Koelreuteria

sp.

G 6

Kolkwitzia

amabilis

A

Kosteletzkya

virginica

A