SEEDS GERMINATION IDEAL TEMPERATURES

From realseeds.co.uk

 

Heat lovers:  Minimum Celsius  Preferred Celsius

Aubergine

16

24-32

Courgettes

16

21-35

Cucumber

16

16-35

French and runner beans

8-10

16-30

Squashes and pumpkins

16

21-35

Sweet peppers and chillies

16

18-35

Sweetcorn

16

16-32

Tomatoes

10

16-30

Others:

Beetroot and chard

4

10-30

The cabbage family

4

7-30

Broad beans

5

8-15

Carrot

4

7-30

Lettuce

2

4-27

Onion

2

10-35

Parsnip

2

10-21

Peas

4

4-24

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