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1.0°
Last 24h: Near frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 29 May Frost 1 of 10 years · 20 years of data
Frost-free season 144 days 29 May – 20 Oct
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)
10 – 24 Apr
19 Jun
5-7 wk
29 May
24 Jul
0 wk
23 May
14 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
17 Apr – 1 May
1 Jul
4-6 wk
29 May
29 Jul
0 wk
23 May
19 Jul
1 wk before
Chili pepper
Capsicum annuum
Season too short
24 Mar – 21 Apr
8-12 wk
16 Jun
3 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
10 – 24 Apr
14 Jun
5-7 wk
29 May
19 Jul
0 wk
16 May
9 Jul
2 wk before
Garden cucumber
Cucumis sativus
Greenhouse
19 – 26 May
3 Jun
3-4 wk
16 Jun
24 Jun
3 wk after
Florence Fennel
Foeniculum vulgare
4 – 11 Jun
11 Jun
4-5 wk
9 Jul
9 Jul
6 wk after
9 Jul
6 wk after
Butter bean
Phaseolus lunatus
Season too short
21 – 28 Jun
3-4 wk
19 Jul
7 wk after
Onion
Allium cepa (Cepa-gruppen)
6 Mar – 3 Apr
4 Apr
8-12 wk
29 May
30 May
0 wk
11 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
23 May
19 Jun
1 wk before
23 May
9 Jun
1 wk before
Maize
Zea mays
Greenhouse
1 – 8 May
24 May
3-4 wk
29 May
14 Jun
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
1 – 8 May
8 Jul
3-4 wk
29 May
29 Jul
0 wk
11 Jun
19 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
29 May
9 Jul
0 wk
16 May
29 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
10 – 24 Apr
14 Jun
5-7 wk
29 May
19 Jul
0 wk
16 May
9 Jul
2 wk before
Potato
Solanum tuberosum
22 Apr – 6 May
11 Jun
4-6 wk
3 Jun
9 Jul
1 wk after
3 Jun
29 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
10 – 24 Apr
24 Jun
5-7 wk
29 May
29 Jul
0 wk
23 May
19 Jul
1 wk before
Pumpkin
Cucurbita pepo
Fleece
28 May – 4 Jun
8 Jun
3-4 wk
25 Jun
29 Jun
4 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
1 – 8 May
30 Jun
3-4 wk
29 May
21 Jul
0 wk
11 Jun
11 Jul
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
17 Apr – 1 May
26 Jun
4-6 wk
29 May
24 Jul
0 wk
Lettuce
Lactuca sativa
1 – 8 May
13 Jul
3-4 wk
29 May
3 Aug
0 wk
23 May
24 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
17 Apr – 1 May
26 Jun
4-6 wk
29 May
24 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
18 Apr – 2 May
5 Jun
2-4 wk
16 May
19 Jun
2 wk before
16 May
9 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
23 May
19 Jun
1 wk before
23 May
9 Jun
1 wk before
Spinach
Spinacia oleracea
1 – 8 May
28 Jul
3-4 wk
29 May
18 Aug
0 wk
9 May
8 Aug
3 wk before
Sweet potato
Ipomoea batatas
30 Jun – 14 Jul
4-6 wk
11 Aug
11 wk after
Garden tomato
Solanum lycopersicum
Greenhouse
3 – 17 Apr
3 May
6-8 wk
29 May
14 Jun
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Fleece
19 May – 2 Jun
10 Jun
2-4 wk
16 Jun
24 Jun
3 wk after
24 Jun
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
17 Apr – 1 May
26 Jun
4-6 wk
29 May
24 Jul
0 wk
Garden pea
Pisum sativum
1 – 8 May
28 Jun
3-4 wk
29 May
19 Jul
0 wk
23 May
9 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
Fleece
14 – 28 May
17 May
4-6 wk
25 Jun
4 wk after
Lemon balm
Melissa officinalis
20 Mar – 3 Apr
24 May
8-10 wk
29 May
19 Jul
0 wk
24 Jun
9 Jul
4 wk after
Dill
Anethum graveolens
23 May
29 Jul
1 wk before
Wild chives
Allium schoenoprasum
3 – 17 Apr
7 Jun
6-8 wk
29 May
19 Jul
0 wk
23 May
9 Jul
1 wk before
Spearmint
Mentha spicata
6 Mar – 3 Apr
24 May
8-12 wk
29 May
19 Jul
0 wk
24 Jun
9 Jul
4 wk after
Coriander
Coriandrum sativum
29 May
18 Aug
0 wk
11 Jun
8 Aug
2 wk after
Garden sage
Salvia officinalis
20 Mar – 3 Apr
9 May
8-10 wk
29 May
4 Jul
0 wk
Common thyme
Thymus vulgaris
20 Mar – 3 Apr
14 May
8-10 wk
29 May
9 Jul
0 wk
Oregano
Origanum vulgare
3 – 17 Apr
28 May
6-8 wk
29 May
9 Jul
0 wk
24 Jun
29 Jun
4 wk after
Parsley
Petroselinum crispum
3 – 17 Apr
28 May
6-8 wk
29 May
9 Jul
0 wk
23 May
29 Jun
1 wk before
Rosemary
Salvia rosmarinus
20 Feb – 20 Mar
10 Apr
10-14 wk
29 May
19 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
Fleece
28 May – 4 Jun
3-4 wk
25 Jun
4 wk after
Cornflower
Centaurea cyanus
29 May
19 Jul
0 wk
23 May
9 Jul
1 wk before
Statice
Limonium sinuatum
16 – 30 Apr
8-10 wk
25 Jun
4 wk after
Sweet William
Dianthus barbatus
3 – 17 Apr
6-8 wk
29 May
0 wk
3 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
30 Apr – 14 May
6-8 wk
25 Jun
4 wk after
11 Aug
11 wk after
Pinnate dahlia
Dahlia × pinnata
25 Apr – 9 May
1 May
6-8 wk
20 Jun
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
29 Apr – 27 May
15 May
4-8 wk
24 Jun
4 wk after
24 Jun
4 wk after
Foxglove
Digitalis purpurea
20 Mar – 3 Apr
8-10 wk
29 May
0 wk
11 Jun
2 wk after
Busy lizzie
Impatiens walleriana
16 Apr – 14 May
4 Jun
8-12 wk
9 Jul
30 Jul
6 wk after
Creeping zinnia
Sanvitalia procumbens
30 Apr – 14 May
7 May
6-8 wk
25 Jun
4 wk after
Hyacinth bean
Dolichos lablab
Season too short
14 – 28 May
4-6 wk
25 Jun
4 wk after
Chinese lantern
Physalis alkekengi
20 Mar – 3 Apr
24 Apr
8-10 wk
29 May
19 Jun
0 wk
Love in a mist
Nigella damascena
29 May
4 Jul
0 wk
23 May
24 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
30 Apr – 14 May
6-8 wk
25 Jun
4 wk after
11 Aug
11 wk after
Purple-top vervain
Verbena bonariensis
6 Mar – 3 Apr
24 Apr
8-12 wk
29 May
19 Jun
0 wk
Cardoon
Cynara cardunculus
2 – 30 Apr
8-12 wk
25 Jun
4 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
2 – 30 Apr
9 Apr
8-12 wk
25 Jun
4 wk after
Globe amaranth
Gomphrena globosa
Fleece
30 Apr – 14 May
6-8 wk
25 Jun
4 wk after
Corn poppy
Papaver rhoeas
29 May
19 Jul
0 wk
23 May
9 Jul
1 wk before
Snapdragon
Antirrhinum majus
6 Mar – 3 Apr
14 May
8-12 wk
29 May
9 Jul
0 wk
3 Jun
29 Jun
1 wk after
Flossflower
Ageratum houstonianum
30 Apr – 14 May
8-10 wk
9 Jul
6 wk after
Sweet pea
Lathyrus odoratus
3 – 24 Apr
4 Jun
5-8 wk
29 May
9 Jul
0 wk
Stock
Matthiola incana
3 – 17 Apr
7 Jun
6-8 wk
29 May
19 Jul
0 wk
11 Jun
9 Jul
2 wk after
Wormwood
Artemisia absinthium
3 – 17 Apr
8 May
6-8 wk
29 May
19 Jun
0 wk
11 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
14 – 28 May
4-6 wk
25 Jun
4 wk after
Garden pansy
Viola × wittrockiana
20 Mar – 3 Apr
24 May
8-10 wk
29 May
19 Jul
0 wk
3 Jun
9 Jul
1 wk after
Petunia
Petunia
2 – 30 Apr
13 Apr
8-12 wk
25 Jun
4 wk after
Sweet Scabious
Scabiosa atropurpurea
3 – 17 Apr
8 May
6-8 wk
29 May
19 Jun
0 wk
9 Jul
6 wk after
Common zinnia
Zinnia elegans
14 – 28 May
17 May
4-6 wk
25 Jun
4 wk after
Common morning glory
Ipomoea purpurea
Fleece
21 May – 4 Jun
24 May
3-5 wk
25 Jun
4 wk after
Garden cosmos
Cosmos bipinnatus
14 – 28 May
15 May
4-6 wk
25 Jun
4 wk after
9 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
Fleece
16 Apr – 14 May
9 May
8-12 wk
9 Jul
6 wk after
Bee balm
Monarda didyma
6 Mar – 3 Apr
24 Apr
8-12 wk
29 May
19 Jun
0 wk
24 Jun
4 wk after
Yarrow
Achillea millefolium
3 – 17 Apr
8 Apr
6-8 wk
29 May
0 wk
11 Jun
2 wk after
Safflower
Carthamus tinctorius
29 May
19 Jun
0 wk
23 May
9 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
3 – 17 Apr
28 May
6-8 wk
29 May
9 Jul
0 wk
13 Apr
29 Jun
7 wk before
Bishop's flower
Ammi majus
17 Apr – 1 May
11 Jun
4-6 wk
29 May
9 Jul
0 wk
11 Jun
29 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Fleece
2 – 16 Apr
10-12 wk
25 Jun
4 wk after
Sunflower
Helianthus annuus
28 May – 4 Jun
18 Jun
3-4 wk
25 Jun
9 Jul
4 wk after
24 Jun
29 Jun
4 wk after
China aster
Callistephus chinensis
30 Apr – 14 May
7 Jun
6-8 wk
25 Jun
19 Jul
4 wk after
9 Jul
9 Jul
6 wk after
Annual phlox
Phlox drummondii
21 Apr – 5 May
7 May
6-8 wk
16 Jun
18 Jun
3 wk after
9 Jul
6 wk after
Hollyhock
Alcea rosea
3 – 17 Apr
6-8 wk
29 May
0 wk
11 Jun
2 wk after
Alpine delphinium
Delphinium elatum
6 Mar – 3 Apr
24 Apr
8-12 wk
29 May
19 Jun
0 wk
24 Jun
4 wk after
African marigold
Tagetes erecta
30 Apr – 14 May
7 May
6-8 wk
25 Jun
4 wk after
Black-eyed Susan
Rudbeckia hirta
3 – 17 Apr
28 May
6-8 wk
29 May
9 Jul
0 wk
9 Jul
6 wk after
Wood sage
Salvia nemorosa
20 Mar – 3 Apr
14 Apr
8-10 wk
29 May
9 Jun
0 wk
24 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Fleece
16 Apr – 14 May
3 May
6-10 wk
25 Jun
4 wk after
California goldenpoppy
Eschscholzia californica
29 May
19 Jul
0 wk
23 May
9 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
16 – 30 Apr
14 May
8-10 wk
25 Jun
9 Jul
4 wk after
Water forget-me-not
Myosotis scorpioides
3 – 17 Apr
8 May
6-8 wk
29 May
19 Jun
0 wk
11 Jun
2 wk after