Germination Guide

Click on a species name below to see it's germination tips.
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Delphinium zalil

F

Sow @ 4°C.
Derwentia perfoliata

L

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

Deschampsia cespitosa

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.

N

Sow directly in garden.
Deschampsia flexuosa

A

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

A

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

5

Germination is successful only when GA3 is used.
Desmodium canadense

A

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

6

Requires scarification. Nick or rub between sheets of sandpaper. See https://youtu.be/icB9HrqdQqU
Dianella tasmanica

A

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

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

*

This species needs special care as described.
soak in toilet tank 5-6 weeks; germinate at 20-25°C
Dianthus 'Magic Charms' mix

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus barbatus 'Super Duplex Mixed'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus deltoides 'Fire & Ice'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus deltoides 'Fire & Ice'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus erinaceus v. alpinus

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus giganteiformis subsp. pontederae

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus gratianopolitanus 'Badenia'

2

Requires darkness.

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus gratianopolitanus 'Sternkissen'

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus plumarius ssp. blandus

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus rock garden mix

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus barbatus 'Super Duplex'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Baths Pink'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Berlin Snow'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Blue Hills'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Chianti'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Eastern Star'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Inshriach Dazzler'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'La Bourboule'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Little Jock'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Loveliness'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Minimounds'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Mountain Mist'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Mrs Holt'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Rachel'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Rainbow Loveliness'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Whatfield Mini'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus 'Whatfield White'

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus Allwoodii Alpinus Group

A

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

B

Sow @ 20°C. If seed does not germinate within 3 months, try 4°C for 1-2 months, then 20°C again.
Dianthus alpinus 'Joan's Blood'

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus alpinus x callizonus

B

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

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus amurensis 'Siberian Blue'

A

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

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus arenarius 'Little Maiden'

A

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

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...
Dianthus barbatus

A

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

2

Requires darkness.
Dianthus barbatus 'Darkest of All'

A

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

2

Requires darkness.
Dianthus barbatus 'Sooty'

A

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

2

Requires darkness.
Dianthus brevicaulis

A

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

A

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

A

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

A

Sow @ 20°C. Seed germinates within 3 months.
Dianthus capitatus ssp. andrzejowskianus

A

Sow @ 20°C. Seed germinates within 3 months.
germination enhanced by smoke
Dianthus carthusianorum

A

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

2

Requires darkness.
Dianthus carthusianorum 'Nanus'

A

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

2

Requires darkness.
Dianthus carthusianorum v. humilis

A

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

2

Requires darkness.
Dianthus caucasicus

A

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

*

This species needs special care as described.

A

Sow @ 20°C. Seed germinates within 3 months.
thin cover; grow cool