Germination Guide

Click on a species name below to see it's germination tips.
Search for a genus or species by entering specific words or parts of words.
Click Reset anytime to start a new search.

Silene davidii

A

Sow @ 20°C. Seed germinates within 3 months.
Silene delavayi

A

Sow @ 20°C. Seed germinates within 3 months.
Silene dinarica

A

Sow @ 20°C. Seed germinates within 3 months.
Silene dioica

D

Use repeated cycles of 20°C, then 4°C for 3 months each. Germination is very prolonged.
Silene douglasii

A

Sow @ 20°C. Seed germinates within 3 months.
Silene elisabethae

A

Sow @ 20°C. Seed germinates within 3 months.
Silene fimbriata

A

Sow @ 20°C. Seed germinates within 3 months.
Silene flos-jovis

A

Sow @ 20°C. Seed germinates within 3 months.
Silene foliosa

A

Sow @ 20°C. Seed germinates within 3 months.
Silene glauca

K

Sow @ 10°C. Most species for which we suggest this temperature will also germinate at 20°C, but prefer the cooler temperature for sturdy growth.
Silene glaucifolia

A

Sow @ 20°C. Seed germinates within 3 months.
Silene grayi

A

Sow @ 20°C. Seed germinates within 3 months.
Silene involucrata

L

Give sown seeds several weeks @ 20°C to imbibe water (perhaps even germinate!), then expose to fluctuating outdoor winter temperatures including freezing for 3 months. Gradually increase light and temperature in spring. See https://www.youtube.com/watch?v=SO_KKbGYTEM

Silene italica

A

Sow @ 20°C. Seed germinates within 3 months.
Silene jenisseensis

A

Sow @ 20°C. Seed germinates within 3 months.
Silene keiskei

A

Sow @ 20°C. Seed germinates within 3 months.
Silene maritima

4

A

Sow @ 20°C. Seed germinates within 3 months.
Silene nutans

A

Sow @ 20°C. Seed germinates within 3 months.
Silene orientalis

A

Sow @ 20°C. Seed germinates within 3 months.
Silene parryi

A

Sow @ 20°C. Seed germinates within 3 months.
Silene pendula 'Compacta'

A

Sow @ 20°C. Seed germinates within 3 months.

2

Requires darkness.
Silene pendula 'Peach Blossom'

A

Sow @ 20°C. Seed germinates within 3 months.

2

Requires darkness.
Silene petersonii

A

Sow @ 20°C. Seed germinates within 3 months.
Silene polaris

A

Sow @ 20°C. Seed germinates within 3 months.
Silene purpurata

A

Sow @ 20°C. Seed germinates within 3 months.
Silene regia

A

Sow @ 20°C. Seed germinates within 3 months.
Silene repens v. angustifolia

A

Sow @ 20°C. Seed germinates within 3 months.
Silene ruprechtii

?

We have incomplete information on the germination of this species. Sometimes we offer an educated guess about which approach you could try. Let us know what is successful.

A

Sow @ 20°C. Seed germinates within 3 months.
Silene samojedorum

2

Requires darkness.

A

Sow @ 20°C. Seed germinates within 3 months.
Silene saxifraga

A

Sow @ 20°C. Seed germinates within 3 months.
Silene schafta

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

*

This species needs special care as described.

A

Sow @ 20°C. Seed germinates within 3 months.
very poor germination after dry storage
Silene schafta 'Splendens'

A

Sow @ 20°C. Seed germinates within 3 months.

*

This species needs special care as described.
very poor germination after dry storage
Silene secundiflora

*

This species needs special care as described.

K

Sow @ 10°C. Most species for which we suggest this temperature will also germinate at 20°C, but prefer the cooler temperature for sturdy growth.
sow in autumn - optimal temp is 17° C
Silene sibirica

A

Sow @ 20°C. Seed germinates within 3 months.
Silene sieboldii

A

Sow @ 20°C. Seed germinates within 3 months.
Silene sp.

*

This species needs special care as described.

A

Sow @ 20°C. Seed germinates within 3 months.
some photoeffects
Silene tatarica

A

Sow @ 20°C. Seed germinates within 3 months.
Silene tatjanae

A

Sow @ 20°C. Seed germinates within 3 months.
Silene uniflora

A

Sow @ 20°C. Seed germinates within 3 months.

4

Silene uniflora 'Compacta'

4

A

Sow @ 20°C. Seed germinates within 3 months.
Silene uniflora 'Rosea'

4

A

Sow @ 20°C. Seed germinates within 3 months.
Silene uralensis ssp. apetala

A

Sow @ 20°C. Seed germinates within 3 months.
Silene uralensis ssp. arctica

A

Sow @ 20°C. Seed germinates within 3 months.
Silene virginica

G

Sow @ 4°C for 3 months, then place @ 20°C for 3 months.
poor germination
Silene viridiflora

A

Sow @ 20°C. Seed germinates within 3 months.
Silene viscaria

3

Requires light or the small seeds should be surface sown. See https://www.youtube.com/watch?v=RgkXUSI1GWo&index=1&list=UUJfYCNSWCIuOB2...

A

Sow @ 20°C. Seed germinates within 3 months.
Silene viscosa

A

Sow @ 20°C. Seed germinates within 3 months.

2

Requires darkness.
Silene vulgaris

A

Sow @ 20°C. Seed germinates within 3 months.
Silene wahlbergella

A

Sow @ 20°C. Seed germinates within 3 months.
Silene waldsteinii

A

Sow @ 20°C. Seed germinates within 3 months.
Silene wallichiana

A

Sow @ 20°C. Seed germinates within 3 months.
Silene x haageana

L

Give sown seeds several weeks @ 20°C to imbibe water (perhaps even germinate!), then expose to fluctuating outdoor winter temperatures including freezing for 3 months. Gradually increase light and temperature in spring. See https://www.youtube.com/watch?v=SO_KKbGYTEM

Silene zawadskii

A

Sow @ 20°C. Seed germinates within 3 months.
Silphium asteriscus

J

Sow @4°C for 3 weeks, then place @20°C.
Silphium integrifolium

A

Sow @ 20°C. Seed germinates within 3 months.
Silphium perfoliatum

A

Sow @ 20°C. Seed germinates within 3 months.
Silphium terebinthinaceum

J

Sow @4°C for 3 weeks, then place @20°C.
Silphium trifoliatum

J

Sow @4°C for 3 weeks, then place @20°C.
Silybum marianum

A

Sow @ 20°C. Seed germinates within 3 months.

N

Sow directly in garden.
Silybum sp.

A

Sow @ 20°C. Seed germinates within 3 months.