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-0.3°
Last 24h: Slight frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 14 Apr Frost 1 of 10 years · 20 years of data
Frost-free season 232 days 14 Apr – 2 Dec
Probability that frost is over

90% = Half of years are frost-free by this date. More about frost & season →

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Vegetables

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
24 Feb – 10 Mar
20 Jun
5-7 wk
14 Apr
25 Jul
0 wk
8 Apr
15 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
3 – 17 Mar
2 Jul
4-6 wk
14 Apr
30 Jul
0 wk
8 Apr
20 Jul
1 wk before
Chili pepper
Capsicum annuum
2 – 30 Mar
18 Mar
8-12 wk
25 May
6 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
24 Feb – 10 Mar
15 Jun
5-7 wk
14 Apr
20 Jul
0 wk
1 Apr
10 Jul
2 wk before
Garden cucumber
Cucumis sativus
27 Apr – 4 May
9 Jun
3-4 wk
25 May
30 Jun
6 wk after
Florence Fennel
Foeniculum vulgare
20 – 27 Apr
12 Jun
4-5 wk
25 May
10 Jul
6 wk after
25 May
30 Jun
6 wk after
Butter bean
Phaseolus lunatus
Fleece
23 – 30 May
1 Jun
3-4 wk
20 Jun
22 Jun
10 wk after
Onion
Allium cepa (Cepa-gruppen)
20 Jan – 17 Feb
5 Apr
8-12 wk
14 Apr
31 May
0 wk
27 Apr
21 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
8 Apr
20 Jun
1 wk before
8 Apr
10 Jun
1 wk before
Maize
Zea mays
13 – 20 Apr
30 May
3-4 wk
11 May
20 Jun
4 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
17 – 24 Mar
9 Jul
3-4 wk
14 Apr
30 Jul
0 wk
27 Apr
20 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
14 Apr
10 Jul
0 wk
1 Apr
30 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
24 Feb – 10 Mar
15 Jun
5-7 wk
14 Apr
20 Jul
0 wk
1 Apr
10 Jul
2 wk before
Potato
Solanum tuberosum
8 – 22 Mar
12 Jun
4-6 wk
19 Apr
10 Jul
1 wk after
19 Apr
30 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
24 Feb – 10 Mar
25 Jun
5-7 wk
14 Apr
30 Jul
0 wk
8 Apr
20 Jul
1 wk before
Pumpkin
Cucurbita pepo
27 Apr – 4 May
6 Jul
3-4 wk
25 May
27 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
17 – 24 Mar
8 Jul
3-4 wk
14 Apr
29 Jul
0 wk
27 Apr
19 Jul
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
3 – 17 Mar
27 Jun
4-6 wk
14 Apr
25 Jul
0 wk
Lettuce
Lactuca sativa
17 – 24 Mar
14 Jul
3-4 wk
14 Apr
4 Aug
0 wk
8 Apr
25 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
3 – 17 Mar
27 Jun
4-6 wk
14 Apr
25 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
4 – 18 Mar
6 Jun
2-4 wk
1 Apr
20 Jun
2 wk before
1 Apr
10 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
8 Apr
20 Jun
1 wk before
8 Apr
10 Jun
1 wk before
Spinach
Spinacia oleracea
17 – 24 Mar
29 Jul
3-4 wk
14 Apr
19 Aug
0 wk
25 Mar
9 Aug
3 wk before
Sweet potato
Ipomoea batatas
16 – 30 May
4-6 wk
27 Jun
11 wk after
Garden tomato
Solanum lycopersicum
16 – 30 Mar
9 May
6-8 wk
11 May
20 Jun
4 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
13 – 27 Apr
8 Jul
2-4 wk
11 May
22 Jul
4 wk after
25 May
12 Jul
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
3 – 17 Mar
27 Jun
4-6 wk
14 Apr
25 Jul
0 wk
Garden pea
Pisum sativum
17 – 24 Mar
29 Jun
3-4 wk
14 Apr
20 Jul
0 wk
8 Apr
10 Jul
1 wk before

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
13 – 27 Apr
14 Jun
4-6 wk
25 May
12 Jul
6 wk after
Lemon balm
Melissa officinalis
3 – 17 Feb
25 May
8-10 wk
14 Apr
20 Jul
0 wk
10 May
10 Jul
4 wk after
Dill
Anethum graveolens
8 Apr
30 Jul
1 wk before
Wild chives
Allium schoenoprasum
Season too short
17 Feb – 3 Mar
8 Jun
6-8 wk
14 Apr
20 Jul
0 wk
11 Mar
10 Jul
5 wk before
Spearmint
Mentha spicata
20 Jan – 17 Feb
25 May
8-12 wk
14 Apr
20 Jul
0 wk
10 May
10 Jul
4 wk after
Coriander
Coriandrum sativum
14 Apr
19 Aug
0 wk
27 Apr
9 Aug
2 wk after
Garden sage
Salvia officinalis
3 – 17 Feb
10 May
8-10 wk
14 Apr
5 Jul
0 wk
Common thyme
Thymus vulgaris
3 – 17 Feb
15 May
8-10 wk
14 Apr
10 Jul
0 wk
Oregano
Origanum vulgare
17 Feb – 3 Mar
29 May
6-8 wk
14 Apr
10 Jul
0 wk
10 May
30 Jun
4 wk after
Parsley
Petroselinum crispum
17 Feb – 3 Mar
29 May
6-8 wk
14 Apr
10 Jul
0 wk
8 Apr
30 Jun
1 wk before
Rosemary
Salvia rosmarinus
6 Jan – 3 Feb
11 Apr
10-14 wk
14 Apr
20 Jun
0 wk

Annual flowers

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