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0.3°
Near frost tomorrow morning at 06:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 17 Apr Normal year · 20 years of data
Frost-free season 213 days 17 Apr – 16 Nov

Vegetables

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