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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Anthemis sancti-johannis

A

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

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Anthemis tinctoria 'Wargrave Variety'

A

Sow @ 20°C. Seed germinates within 3 months.
Anthemis tinctoria alba

A

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

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.
Anthemis triumfettii

A

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

A

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

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

Anthericum lusitanicum

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

Anthericum ramosum

G

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

1

Resents transplanting.

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.
Anthriscus sylvestris 'Ravenswing'

A

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

3

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

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

B

Sow @ 20°C. If seed does not germinate within 3 months, try 4°C for 1-2 months, then 20°C again.
Anthyllis hermanniae

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

Anthyllis montana

*

This species needs special care as described.

6

Requires scarification. Nick or rub between sheets of sandpaper.  See https://youtu.be/icB9HrqdQqU  Seed coat of Baptisia and Oxytropis and other Fabaceae can be scarified by soaking in boiling water. See http://botanicallyinclined.org/continuing-the-sowing-in-hot-water

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

A

Sow @ 20°C. Seed germinates within 3 months.
remove seed coat
Anthyllis montana 'Rubra'

*

This species needs special care as described.

6

Requires scarification. Nick or rub between sheets of sandpaper.  See https://youtu.be/icB9HrqdQqU  Seed coat of Baptisia and Oxytropis and other Fabaceae can be scarified by soaking in boiling water. See http://botanicallyinclined.org/continuing-the-sowing-in-hot-water

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

A

Sow @ 20°C. Seed germinates within 3 months.
Anthyllis montana ssp. jacquinii

*

This species needs special care as described.

6

Requires scarification. Nick or rub between sheets of sandpaper.  See https://youtu.be/icB9HrqdQqU  Seed coat of Baptisia and Oxytropis and other Fabaceae can be scarified by soaking in boiling water. See http://botanicallyinclined.org/continuing-the-sowing-in-hot-water

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

A

Sow @ 20°C. Seed germinates within 3 months.
Anthyllis montana subsp. atropurpurea

!

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.

3

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

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

A

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

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ
Anthyllis vulneraria

!

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.

3

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

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

A

Sow @ 20°C. Seed germinates within 3 months.
Anthyllis vulneraria ssp. alpestris

A

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

3

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

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ
Anthyllis vulneraria ssp. pulchella

6

Requires scarification. Nick or rub between sheets of sandpaper.  See https://youtu.be/icB9HrqdQqU  Seed coat of Baptisia and Oxytropis and other Fabaceae can be scarified by soaking in boiling water. See http://botanicallyinclined.org/continuing-the-sowing-in-hot-water

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

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.
Anthyllis vulneriana var. coccinea

!

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.

3

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

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

A

Sow @ 20°C. Seed germinates within 3 months.
Antirrhinum braun-blanquetii

A

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

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Antirrhinum majus 'Black Prince'

A

Sow @ 20°C. Seed germinates within 3 months.
Antirrhinum majus 'Chandelier Lilac Blush'

A

Sow @ 20°C. Seed germinates within 3 months.
Antirrhinum majus 'Rocket Red'

A

Sow @ 20°C. Seed germinates within 3 months.
Antirrhinum majus ssp. majus

A

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

A

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

*

This species needs special care as described.
young plants need good winter protection
Antirrhinum sempervirens

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

Antirrhinum sp.

A

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

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ

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.
Apocynum androsaemifolium

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Origami Mix'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Winky Purple-White'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Winky Purple-White'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia Biedermeier Group

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia canadensis 'Little Lanterns'

A

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

J

Sow @4°C for 3 weeks, then place @20°C.
Aquilegia ex Mrs. Scott-Elliot hybrids

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia flabellata ex 'Nana'

4

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia flabellata v. nana

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia pyrenaica ssp. discolor

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia vulgaris 'Pink Petticoat'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia vulgaris ex 'William Guiness'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia vulgaris v. alba

4

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Blue Jay' (Songbird Series)

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Cameo Pink'

4

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Dwarf Fantasy'

4

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Hensol Harebell'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Kristall'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Leprechaun Gold'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Magpie'

A

Sow @ 20°C. Seed germinates within 3 months.
Aquilegia 'Red Hobbit'

A

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

A

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

!

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.

4

A

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

A

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