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-2.2°
Slight frost tomorrow morning at 07:00. Frost temperatures between tomorrow 01:00 – 08:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 2 May Normal year · 20 years of data
Frost-free season 169 days 2 May – 18 Oct

Vegetables

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
Fleece
28 Mar – 11 Apr
5-7 wk
16 May
2 wk after
14 Apr
3 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
7 – 21 Apr
4-6 wk
19 May
2 wk after
28 Apr
1 wk before
Chili pepper
Capsicum annuum
Greenhouse
14 Mar – 11 Apr
8-12 wk
6 Jun
5 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
18 Feb – 4 Mar
5-7 wk
8 Apr
4 wk before
24 Apr
2 wk before
Cucumber
Cucumis sativus
Greenhouse
9 – 16 May
3-4 wk
6 Jun
5 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
2 – 9 May
4-5 wk
6 Jun
5 wk after
12 May
1 wk after
Butter bean
Phaseolus lunatus
Greenhouse
10 – 17 May
3-4 wk
7 Jun
5 wk after
Onion
Allium cepa (Cepa-gruppen)
7 Feb – 7 Mar
8-12 wk
2 May
Vid frost
15 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
15 May
1 wk after
Sweetcorn
Zea mays
Fleece
20 – 27 May
3-4 wk
17 Jun
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
4 – 11 May
3-4 wk
1 Jun
4 wk after
15 May
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
24 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
18 Feb – 4 Mar
5-7 wk
8 Apr
4 wk before
24 Apr
2 wk before
Potato
Solanum tuberosum
8 – 22 May
4-6 wk
19 Jun
7 wk after
10 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
18 Feb – 4 Mar
5-7 wk
8 Apr
4 wk before
28 Apr
1 wk before
Pumpkin
Cucurbita pepo
Greenhouse
9 – 16 May
3-4 wk
6 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
4 – 11 May
3-4 wk
1 Jun
4 wk after
15 May
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
7 – 21 Apr
4-6 wk
19 May
2 wk after
Lettuce
Lactuca sativa
28 Mar – 4 Apr
3-4 wk
25 Apr
1 wk before
28 Apr
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
14 – 28 Mar
4-6 wk
25 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
20 Mar – 3 Apr
2-4 wk
17 Apr
2 wk before
24 Apr
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
28 Apr
1 wk before
Spinach
Spinacia oleracea
20 – 27 Mar
3-4 wk
17 Apr
2 wk before
19 Apr
3 wk before
Sweet potato
Ipomoea batatas
20 May – 3 Jun
4-6 wk
1 Jul
8 wk after
Tomato
Solanum lycopersicum
Fleece
11 – 25 Apr
6-8 wk
6 Jun
5 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Fleece
9 – 23 May
2-4 wk
6 Jun
5 wk after
23 May
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
7 – 21 Apr
4-6 wk
19 May
2 wk after
Pea
Pisum sativum
20 – 27 Mar
3-4 wk
17 Apr
2 wk before
28 Apr
1 wk before
Current date Soon Date passed

Herbs

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Basil
Ocimum basilicum
Fleece
6 – 20 May
4-6 wk
17 Jun
7 wk after
Lemon balm
Melissa officinalis
21 Feb – 7 Mar
8-10 wk
2 May
Vid frost
27 May
3 wk after
Dill
Anethum graveolens
28 Apr
1 wk before
Chives
Allium schoenoprasum
11 – 25 Feb
6-8 wk
8 Apr
4 wk before
28 Apr
1 wk before
Spearmint
Mentha spicata
23 Jan – 20 Feb
8-12 wk
17 Apr
2 wk before
27 May
3 wk after
Coriander
Coriandrum sativum
15 May
1 wk after
Sage
Salvia officinalis
23 Mar – 6 Apr
8-10 wk
1 Jun
4 wk after
Thyme
Thymus vulgaris
10 – 24 Mar
8-10 wk
19 May
2 wk after
Oregano
Origanum vulgare
13 – 27 Mar
6-8 wk
8 May
1 wk after
27 May
3 wk after
Parsley
Petroselinum crispum
20 Feb – 6 Mar
6-8 wk
17 Apr
2 wk before
28 Apr
1 wk before
Rosemary
Salvia rosmarinus
Fleece
7 Feb – 7 Mar
10-14 wk
16 May
2 wk after
Current date Soon Date passed

Annual flowers

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Morning glory
Ipomoea tricolor
Season too short
21 – 28 May
3-4 wk
18 Jun
7 wk after
Cornflower
Centaurea cyanus
17 Apr
2 wk before
28 Apr
1 wk before
Statice
Limonium sinuatum
Fleece
28 Mar – 11 Apr
8-10 wk
6 Jun
5 wk after
Sweet William
Dianthus barbatus
20 Feb – 6 Mar
6-8 wk
17 Apr
2 wk before
10 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
11 – 25 Apr
6-8 wk
6 Jun
5 wk after
17 Jun
7 wk after
Dahlia
Dahlia × pinnata
Fleece
5 – 19 Apr
6-8 wk
31 May
4 wk after
Dahlia (tubers)
Dahlia × pinnata
19 Apr – 17 May
4-8 wk
14 Jun
6 wk after
27 May
3 wk after
Foxglove
Digitalis purpurea
6 – 20 Feb
8-10 wk
17 Apr
2 wk before
15 May
1 wk after
Busy lizzie
Impatiens walleriana
4 Apr – 2 May
8-12 wk
27 Jun
8 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
11 – 25 Apr
6-8 wk
6 Jun
5 wk after
Hyacinth bean
Dolichos lablab
Season too short
7 – 21 May
4-6 wk
18 Jun
7 wk after
Chinese lantern
Physalis alkekengi
Fleece
7 – 21 Mar
8-10 wk
16 May
2 wk after
Love in a mist
Nigella damascena
28 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
Greenhouse
29 Mar – 12 Apr
6-8 wk
24 May
3 wk after
30 May
4 wk after
Tall verbena
Verbena bonariensis
Fleece
21 Feb – 21 Mar
8-12 wk
16 May
2 wk after
Cardoon
Cynara cardunculus
Season too short
1 – 29 Mar
8-12 wk
24 May
3 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
14 Mar – 11 Apr
8-12 wk
6 Jun
5 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
11 – 25 Apr
6-8 wk
6 Jun
5 wk after
Corn poppy
Papaver rhoeas
28 Apr
1 wk before
Snapdragon
Antirrhinum majus
31 Jan – 28 Feb
8-12 wk
25 Apr
1 wk before
10 May
1 wk after
Flossflower
Ageratum houstonianum
Greenhouse
28 Mar – 11 Apr
8-10 wk
6 Jun
5 wk after
Sweet pea
Lathyrus odoratus
20 Feb – 13 Mar
5-8 wk
17 Apr
2 wk before
Stock
Matthiola incana
28 Feb – 14 Mar
6-8 wk
25 Apr
1 wk before
15 May
1 wk after
Wormwood
Artemisia absinthium
20 Feb – 6 Mar
6-8 wk
17 Apr
2 wk before
15 May
1 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
25 Apr – 9 May
4-6 wk
6 Jun
5 wk after
Pansy
Viola × wittrockiana
28 Jan – 11 Feb
8-10 wk
8 Apr
4 wk before
10 May
1 wk after
Petunia
Petunia
Greenhouse
1 – 29 Mar
8-12 wk
24 May
3 wk after
Scabious
Scabiosa atropurpurea
Fleece
21 Mar – 4 Apr
6-8 wk
16 May
2 wk after
23 May
3 wk after
Zinnia
Zinnia elegans
Fleece
25 Apr – 9 May
4-6 wk
6 Jun
5 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
2 – 16 May
3-5 wk
6 Jun
5 wk after
Cosmos
Cosmos bipinnatus
Fleece
25 Apr – 9 May
4-6 wk
6 Jun
5 wk after
23 May
3 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
26 Mar – 23 Apr
8-12 wk
18 Jun
7 wk after
Bee balm
Monarda didyma
7 Feb – 7 Mar
8-12 wk
2 May
Vid frost
27 May
3 wk after
Yarrow
Achillea millefolium
20 Feb – 6 Mar
6-8 wk
17 Apr
2 wk before
15 May
1 wk after
Safflower
Carthamus tinctorius
17 Apr
2 wk before
28 Apr
1 wk before
Iceland poppy
Papaver nudicaule
11 – 25 Feb
6-8 wk
8 Apr
4 wk before
24 Apr
2 wk before
Bishop's flower
Ammi majus
1 – 15 Apr
4-6 wk
13 May
1 wk after
15 May
1 wk after
Drumsticks
Pycnosorus globosus
Season too short
14 – 28 Mar
10-12 wk
6 Jun
5 wk after
Sunflower
Helianthus annuus
Greenhouse
26 Apr – 3 May
3-4 wk
24 May
3 wk after
1 May
China aster
Callistephus chinensis
Greenhouse
29 Mar – 12 Apr
6-8 wk
24 May
3 wk after
12 May
1 wk after
Annual phlox
Phlox drummondii
12 – 26 Apr
6-8 wk
7 Jun
5 wk after
12 Jun
5 wk after
Hollyhock
Alcea rosea
20 Feb – 6 Mar
6-8 wk
17 Apr
2 wk before
15 May
1 wk after
Delphinium
Delphinium elatum
24 Feb – 24 Mar
8-12 wk
19 May
2 wk after
27 May
3 wk after
African marigold
Tagetes erecta
Fleece
11 – 25 Apr
6-8 wk
6 Jun
5 wk after
Black-eyed Susan
Rudbeckia hirta
6 – 20 Apr
6-8 wk
1 Jun
4 wk after
12 Jun
5 wk after
Woodland sage
Salvia nemorosa
27 Feb – 13 Mar
8-10 wk
8 May
1 wk after
27 May
3 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
28 Mar – 25 Apr
6-10 wk
6 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
28 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
Fleece
28 Mar – 11 Apr
8-10 wk
6 Jun
5 wk after
Water forget-me-not
Myosotis scorpioides
20 Feb – 6 Mar
6-8 wk
17 Apr
2 wk before
15 May
1 wk after
Current date Soon Date passed