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-0.4°
Last 24h: Slight frost recorded this morning at 07:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 28 Mar Normal year · 20 years of data
Frost-free season 244 days 28 Mar – 27 Nov

Vegetables

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
9 – 23 Mar
5-7 wk
27 Apr
5 wk after
24 Mar
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
3 – 17 Mar
4-6 wk
14 Apr
3 wk after
24 Mar
1 wk before
Chili pepper
Capsicum annuum
Fleece
28 Feb – 28 Mar
8-12 wk
23 May
8 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
14 – 28 Jan
5-7 wk
4 Mar
4 wk before
20 Mar
2 wk before
Cucumber
Cucumis sativus
25 Apr – 2 May
3-4 wk
23 May
10 wk after
Florence Fennel
Foeniculum vulgare
Fleece
18 – 25 Apr
4-5 wk
23 May
8 wk after
23 Apr
4 wk after
Butter bean
Phaseolus lunatus
Season too short
10 – 17 Apr
3-4 wk
8 May
6 wk after
Onion
Allium cepa (Cepa-gruppen)
3 – 31 Jan
8-12 wk
28 Mar
Vid frost
10 Apr
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
15 Mar
2 wk before
Sweetcorn
Zea mays
Season too short
2 – 9 Apr
3-4 wk
30 Apr
5 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
30 Mar – 6 Apr
3-4 wk
27 Apr
5 wk after
10 Apr
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
20 Mar
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
14 – 28 Jan
5-7 wk
4 Mar
4 wk before
20 Mar
2 wk before
Potato
Solanum tuberosum
Season too short
25 Jan – 8 Feb
4-6 wk
8 Mar
3 wk before
8 Mar
3 wk before
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
14 – 28 Jan
5-7 wk
4 Mar
4 wk before
24 Mar
1 wk before
Pumpkin
Cucurbita pepo
25 Apr – 2 May
3-4 wk
23 May
10 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
30 Mar – 6 Apr
3-4 wk
27 Apr
5 wk after
10 Apr
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
3 – 17 Mar
4-6 wk
14 Apr
3 wk after
Lettuce
Lactuca sativa
21 – 28 Feb
3-4 wk
21 Mar
1 wk before
24 Mar
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
7 – 21 Feb
4-6 wk
21 Mar
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Season too short
13 – 27 Jan
2-4 wk
10 Feb
7 wk before
10 Feb
7 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
22 Feb
5 wk before
Spinach
Spinacia oleracea
13 – 20 Feb
3-4 wk
13 Mar
3 wk before
15 Mar
3 wk before
Sweet potato
Ipomoea batatas
15 – 29 Apr
4-6 wk
27 May
11 wk after
Tomato
Solanum lycopersicum
20 Mar – 3 Apr
6-8 wk
15 May
8 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
17 Apr – 1 May
2-4 wk
15 May
8 wk after
8 May
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
3 – 17 Mar
4-6 wk
14 Apr
3 wk after
Pea
Pisum sativum
13 – 20 Feb
3-4 wk
13 Mar
3 wk before
24 Mar
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
Season too short
19 Mar – 2 Apr
4-6 wk
30 Apr
5 wk after
Lemon balm
Melissa officinalis
17 – 31 Jan
8-10 wk
28 Mar
Vid frost
22 Apr
4 wk after
Dill
Anethum graveolens
24 Mar
1 wk before
Chives
Allium schoenoprasum
7 – 21 Jan
6-8 wk
4 Mar
4 wk before
24 Mar
1 wk before
Spearmint
Mentha spicata
19 Dec – 16 Jan
8-12 wk
13 Mar
3 wk before
22 Apr
4 wk after
Coriander
Coriandrum sativum
10 Apr
2 wk after
Sage
Salvia officinalis
16 Feb – 2 Mar
8-10 wk
27 Apr
5 wk after
Thyme
Thymus vulgaris
3 – 17 Feb
8-10 wk
14 Apr
3 wk after
Oregano
Origanum vulgare
6 – 20 Feb
6-8 wk
3 Apr
1 wk after
22 Apr
4 wk after
Parsley
Petroselinum crispum
16 – 30 Jan
6-8 wk
13 Mar
3 wk before
24 Mar
1 wk before
Rosemary
Salvia rosmarinus
19 Jan – 16 Feb
10-14 wk
27 Apr
5 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
Greenhouse
25 Apr – 2 May
3-4 wk
23 May
8 wk after
Cornflower
Centaurea cyanus
13 Mar
3 wk before
24 Mar
1 wk before
Statice
Limonium sinuatum
6 – 20 Mar
8-10 wk
15 May
8 wk after
Sweet William
Dianthus barbatus
16 – 30 Jan
6-8 wk
13 Mar
3 wk before
5 Apr
1 wk after
Snow-on-the-mountain
Euphorbia marginata
20 Mar – 3 Apr
6-8 wk
15 May
8 wk after
7 Jun
11 wk after
Dahlia
Dahlia × pinnata
15 – 29 Mar
6-8 wk
10 May
7 wk after
Dahlia (tubers)
Dahlia × pinnata
Season too short
30 Jan – 27 Feb
4-8 wk
27 Mar
27 Mar
Foxglove
Digitalis purpurea
2 – 16 Jan
8-10 wk
13 Mar
3 wk before
10 Apr
2 wk after
Busy lizzie
Impatiens walleriana
28 Feb – 28 Mar
8-12 wk
23 May
10 wk after
Creeping zinnia
Sanvitalia procumbens
20 Mar – 3 Apr
6-8 wk
15 May
8 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
11 – 25 Apr
4-6 wk
23 May
8 wk after
Chinese lantern
Physalis alkekengi
16 Feb – 2 Mar
8-10 wk
27 Apr
5 wk after
Love in a mist
Nigella damascena
24 Mar
1 wk before
Strawflower
Xerochrysum bracteatum
20 Mar – 3 Apr
6-8 wk
15 May
8 wk after
7 Jun
11 wk after
Tall verbena
Verbena bonariensis
2 Feb – 2 Mar
8-12 wk
27 Apr
5 wk after
Cardoon
Cynara cardunculus
Fleece
13 Feb – 13 Mar
8-12 wk
8 May
6 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
28 Feb – 28 Mar
8-12 wk
23 May
8 wk after
Globe amaranth
Gomphrena globosa
Fleece
28 Mar – 11 Apr
6-8 wk
23 May
8 wk after
Corn poppy
Papaver rhoeas
24 Mar
1 wk before
Snapdragon
Antirrhinum majus
27 Dec – 24 Jan
8-12 wk
21 Mar
1 wk before
5 Apr
1 wk after
Flossflower
Ageratum houstonianum
Fleece
14 – 28 Mar
8-10 wk
23 May
8 wk after
Sweet pea
Lathyrus odoratus
16 Jan – 6 Feb
5-8 wk
13 Mar
3 wk before
Stock
Matthiola incana
24 Jan – 7 Feb
6-8 wk
21 Mar
1 wk before
10 Apr
2 wk after
Wormwood
Artemisia absinthium
16 – 30 Jan
6-8 wk
13 Mar
3 wk before
10 Apr
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
11 – 25 Apr
4-6 wk
23 May
8 wk after
Pansy
Viola × wittrockiana
24 Dec – 7 Jan
8-10 wk
4 Mar
4 wk before
5 Apr
1 wk after
Petunia
Petunia
20 Feb – 20 Mar
8-12 wk
15 May
8 wk after
Scabious
Scabiosa atropurpurea
2 – 16 Mar
6-8 wk
27 Apr
5 wk after
8 May
6 wk after
Zinnia
Zinnia elegans
3 – 17 Apr
4-6 wk
15 May
8 wk after
Common morning glory
Ipomoea purpurea
18 Apr – 2 May
3-5 wk
23 May
10 wk after
Cosmos
Cosmos bipinnatus
3 – 17 Apr
4-6 wk
15 May
8 wk after
8 May
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
11 Mar – 8 Apr
8-12 wk
3 Jun
10 wk after
Bee balm
Monarda didyma
3 – 31 Jan
8-12 wk
28 Mar
Vid frost
22 Apr
4 wk after
Yarrow
Achillea millefolium
16 – 30 Jan
6-8 wk
13 Mar
3 wk before
10 Apr
2 wk after
Safflower
Carthamus tinctorius
13 Mar
3 wk before
24 Mar
1 wk before
Iceland poppy
Papaver nudicaule
7 – 21 Jan
6-8 wk
4 Mar
4 wk before
20 Mar
2 wk before
Bishop's flower
Ammi majus
25 Feb – 11 Mar
4-6 wk
8 Apr
2 wk after
10 Apr
2 wk after
Drumsticks
Pycnosorus globosus
Fleece
28 Feb – 14 Mar
10-12 wk
23 May
8 wk after
Sunflower
Helianthus annuus
17 – 24 Apr
3-4 wk
15 May
8 wk after
22 Apr
4 wk after
China aster
Callistephus chinensis
20 Mar – 3 Apr
6-8 wk
15 May
8 wk after
8 May
6 wk after
Annual phlox
Phlox drummondii
8 – 22 Mar
6-8 wk
3 May
6 wk after
8 May
6 wk after
Hollyhock
Alcea rosea
16 – 30 Jan
6-8 wk
13 Mar
3 wk before
10 Apr
2 wk after
Delphinium
Delphinium elatum
20 Jan – 17 Feb
8-12 wk
14 Apr
3 wk after
22 Apr
4 wk after
African marigold
Tagetes erecta
20 Mar – 3 Apr
6-8 wk
15 May
8 wk after
Black-eyed Susan
Rudbeckia hirta
2 – 16 Mar
6-8 wk
27 Apr
5 wk after
8 May
6 wk after
Woodland sage
Salvia nemorosa
23 Jan – 6 Feb
8-10 wk
3 Apr
1 wk after
22 Apr
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
14 Mar – 11 Apr
6-10 wk
23 May
8 wk after
California goldenpoppy
Eschscholzia californica
24 Mar
1 wk before
Painted tongue
Salpiglossis sinuata
6 – 20 Mar
8-10 wk
15 May
8 wk after
Water forget-me-not
Myosotis scorpioides
16 – 30 Jan
6-8 wk
13 Mar
3 wk before
10 Apr
2 wk after
Current date Soon Date passed