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0.9°
Near frost tomorrow morning at 06:00. Bring in or cover sensitive plants
Method
Rel. frost
Last spring frost (0°C) 2 Apr Normal year · 20 years of data
Frost-free season 232 days 2 Apr – 20 Nov

Vegetables

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