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.
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Lewisia sierrae

A

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

F

Sow @ 4°C.
Lewisia tweedyi

G

Sow @ 4°C for 3 months, then place @ 20°C for 3 months.

4

poor germination
Leycesteria formosa

A

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

A

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

J

Sow @4°C for 3 weeks, then place @20°C.
Liatris cylindracea

J

Sow @4°C for 3 weeks, then place @20°C.
Liatris cylindrica

J

Sow @4°C for 3 weeks, then place @20°C.
Liatris ligulistylis

J

Sow @4°C for 3 weeks, then place @20°C.
Liatris punctata

J

Sow @4°C for 3 weeks, then place @20°C.
Liatris pycnostachya

A

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

J

Sow @4°C for 3 weeks, then place @20°C.
Liatris sp.

J

Sow @4°C for 3 weeks, then place @20°C.
Liatris spicata

A

Sow @ 20°C. Seed germinates within 3 months.
Liatris spicata 'Alba'

A

Sow @ 20°C. Seed germinates within 3 months.
Liatris spicata 'Kobold'

A

Sow @ 20°C. Seed germinates within 3 months.
Liatris spicata v. montana

A

Sow @ 20°C. Seed germinates within 3 months.
Ligularia 'Britt Marie Crawford'

D

Use repeated cycles of 20°C, then 4°C for 3 months each. Germination is very prolonged.
Ligularia 'Gregynog Gold'

3

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

D

Use repeated cycles of 20°C, then 4°C for 3 months each. Germination is very prolonged.
Ligularia 'Little Rocket'

A

Sow @ 20°C. Seed germinates within 3 months.
Ligularia 'The Rocket'

A

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

A

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

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Ligularia dentata 'Desdemona'

D

Use repeated cycles of 20°C, then 4°C for 3 months each. Germination is very prolonged.
Ligularia dentata 'Dunkellaubig'

D

Use repeated cycles of 20°C, then 4°C for 3 months each. Germination is very prolonged.
Ligularia dentata 'Othello'

D

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

A

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

A

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

A

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

A

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

A

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

A

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

A

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

A

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

?

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.
Ligularia stenocephala

A

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

A

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

A

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

A

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

E

Sow @ 20°C for 6 weeks, then place @ 4°C for 6 weeks, then slowly raise temperature to 10°C for 6 weeks. If there is no germination, repeat the cycle. This mimics fall sowing outdoors for spring germination.
Ligusticum scoticum

!

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.

G

Sow @ 4°C for 3 months, then place @ 20°C for 3 months.
Lilium martagon v. cattaniae

C

Sow @ 20°C for 3 months, then place @ 4°C for 3 months.
Lilium oxypetalum var. insigne

*

This species needs special care as described.

A

Sow @ 20°C. Seed germinates within 3 months.
may take several warm-cold cycles
Lilium pensylvanicum

*

This species needs special care as described.

B

Sow @ 20°C. If seed does not germinate within 3 months, try 4°C for 1-2 months, then 20°C again.
4 months warm, then 4 months cold
Lilium sp.

?

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.
Lilium tigrinum

*

This species needs special care as described.

A

Sow @ 20°C. Seed germinates within 3 months.
Diploid form: may take several warm-cold cycles. Common triploid does not form seed. Bulbils will transmit virus if parent plant infected
Lilium 'Acapulco'

A

Sow @ 20°C. Seed germinates within 3 months.
Lilium 'Black Dragon'

A

Sow @ 20°C. Seed germinates within 3 months.
Lilium 'Casa Blanca'

A

Sow @ 20°C. Seed germinates within 3 months.
Lilium 'Golden Splendor'

A

Sow @ 20°C. Seed germinates within 3 months.
Lilium 'Karen North'

A

Sow @ 20°C. Seed germinates within 3 months.
Lilium 'Tiny Snowflake'

*

This species needs special care as described.

A

Sow @ 20°C. Seed germinates within 3 months.
plant needs a long warm growing season
Lilium albanicum

C

Sow @ 20°C for 3 months, then place @ 4°C for 3 months.
Lilium alexandrae

C

Sow @ 20°C for 3 months, then place @ 4°C for 3 months.
Lilium amabile

C

Sow @ 20°C for 3 months, then place @ 4°C for 3 months.
Lilium amoenum

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

Lilium Asiatic Hybrids

A

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

C

Sow @ 20°C for 3 months, then place @ 4°C for 3 months.
Lilium bakerianum

C

Sow @ 20°C for 3 months, then place @ 4°C for 3 months.