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No frost in sight Last frost normally in 3 days (6 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 6 May Frost 1 of 10 years · 20 years of data
Frost-free season 184 days 6 May – 6 Nov
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)
16 – 30 Apr
18 Jun
5-7 wk
4 Jun
23 Jul
4 wk after
29 Apr
13 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
8 – 22 Apr
30 Jun
4-6 wk
20 May
28 Jul
2 wk after
29 Apr
18 Jul
1 wk before
Chili pepper
Capsicum annuum
Greenhouse
18 Mar – 15 Apr
13 Apr
8-12 wk
10 Jun
5 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
21 Feb – 7 Mar
13 Jun
5-7 wk
11 Apr
18 Jul
4 wk before
24 Apr
8 Jul
2 wk before
Garden cucumber
Cucumis sativus
2 – 9 Jun
3-4 wk
30 Jun
8 wk after
Florence Fennel
Foeniculum vulgare
26 May – 2 Jun
10 Jun
4-5 wk
30 Jun
8 Jul
8 wk after
11 Jun
28 Jun
5 wk after
Butter bean
Phaseolus lunatus
Greenhouse
4 – 11 Jun
3-4 wk
2 Jul
8 wk after
Onion
Allium cepa (Cepa-gruppen)
11 Feb – 11 Mar
3 Apr
8-12 wk
6 May
29 May
Vid frost
16 May
19 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
29 Apr
18 Jun
1 wk before
29 Apr
8 Jun
1 wk before
Maize
Zea mays
Fleece
13 – 20 May
28 May
3-4 wk
10 Jun
18 Jun
5 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
7 – 14 May
7 Jul
3-4 wk
4 Jun
28 Jul
4 wk after
16 May
18 Jul
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
24 Apr
28 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
21 Feb – 7 Mar
13 Jun
5-7 wk
11 Apr
18 Jul
4 wk before
24 Apr
8 Jul
2 wk before
Potato
Solanum tuberosum
30 Mar – 13 Apr
10 Jun
4-6 wk
11 May
8 Jul
1 wk after
11 May
28 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
21 Feb – 7 Mar
23 Jun
5-7 wk
11 Apr
28 Jul
4 wk before
29 Apr
18 Jul
1 wk before
Pumpkin
Cucurbita pepo
2 – 9 Jun
12 Jun
3-4 wk
30 Jun
3 Jul
8 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
7 – 14 May
5 Jul
3-4 wk
4 Jun
26 Jul
4 wk after
16 May
16 Jul
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
8 – 22 Apr
25 Jun
4-6 wk
20 May
23 Jul
2 wk after
Lettuce
Lactuca sativa
1 – 8 Apr
12 Jul
3-4 wk
29 Apr
2 Aug
1 wk before
29 Apr
23 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
18 Mar – 1 Apr
25 Jun
4-6 wk
29 Apr
23 Jul
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
27 Mar – 10 Apr
4 Jun
2-4 wk
24 Apr
18 Jun
2 wk before
24 Apr
8 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
29 Apr
18 Jun
1 wk before
29 Apr
8 Jun
1 wk before
Spinach
Spinacia oleracea
24 – 31 Mar
27 Jul
3-4 wk
21 Apr
17 Aug
2 wk before
18 Apr
7 Aug
3 wk before
Sweet potato
Ipomoea batatas
2 – 16 Jun
4-6 wk
14 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Fleece
15 – 29 Apr
7 May
6-8 wk
10 Jun
18 Jun
5 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
25 May – 8 Jun
14 Jun
2-4 wk
22 Jun
28 Jun
7 wk after
11 Jun
18 Jun
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
8 – 22 Apr
25 Jun
4-6 wk
20 May
23 Jul
2 wk after
Garden pea
Pisum sativum
24 – 31 Mar
27 Jun
3-4 wk
21 Apr
18 Jul
2 wk before
29 Apr
8 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
19 May – 2 Jun
21 May
4-6 wk
30 Jun
8 wk after
Lemon balm
Melissa officinalis
25 Feb – 11 Mar
23 May
8-10 wk
6 May
18 Jul
Vid frost
27 May
8 Jul
3 wk after
Dill
Anethum graveolens
29 Apr
28 Jul
1 wk before
Wild chives
Allium schoenoprasum
14 – 28 Feb
6 Jun
6-8 wk
11 Apr
18 Jul
4 wk before
29 Apr
8 Jul
1 wk before
Spearmint
Mentha spicata
27 Jan – 24 Feb
23 May
8-12 wk
21 Apr
18 Jul
2 wk before
27 May
8 Jul
3 wk after
Coriander
Coriandrum sativum
16 May
7 Aug
1 wk after
Garden sage
Salvia officinalis
26 Mar – 9 Apr
8 May
8-10 wk
4 Jun
3 Jul
4 wk after
Common thyme
Thymus vulgaris
11 – 25 Mar
13 May
8-10 wk
20 May
8 Jul
2 wk after
Oregano
Origanum vulgare
17 – 31 Mar
27 May
6-8 wk
12 May
8 Jul
1 wk after
27 May
28 Jun
3 wk after
Parsley
Petroselinum crispum
24 Feb – 10 Mar
27 May
6-8 wk
21 Apr
8 Jul
2 wk before
29 Apr
28 Jun
1 wk before
Rosemary
Salvia rosmarinus
26 Feb – 26 Mar
9 Apr
10-14 wk
4 Jun
18 Jun
4 wk after

Annual flowers

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Morning glory
Ipomoea tricolor
2 – 9 Jun
3-4 wk
30 Jun
8 wk after
Cornflower
Centaurea cyanus
21 Apr
18 Jul
2 wk before
29 Apr
8 Jul
1 wk before
Statice
Limonium sinuatum
13 – 27 Apr
4 May
8-10 wk
22 Jun
29 Jun
7 wk after
Sweet William
Dianthus barbatus
24 Feb – 10 Mar
6-8 wk
21 Apr
2 wk before
11 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
27 Apr – 11 May
18 May
6-8 wk
22 Jun
29 Jun
7 wk after
14 Jul
10 wk after
Pinnate dahlia
Dahlia × pinnata
21 Apr – 5 May
21 May
6-8 wk
16 Jun
2 Jul
6 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
1 – 29 Apr
4 Jun
4-8 wk
27 May
2 Jul
3 wk after
27 May
22 Jun
3 wk after
Foxglove
Digitalis purpurea
10 – 24 Feb
8-10 wk
21 Apr
2 wk before
16 May
1 wk after
Busy lizzie
Impatiens walleriana
7 Apr – 5 May
28 Jun
8-12 wk
30 Jun
23 Aug
8 wk after
Creeping zinnia
Sanvitalia procumbens
27 Apr – 11 May
28 May
6-8 wk
22 Jun
9 Jul
7 wk after
Hyacinth bean
Dolichos lablab
Greenhouse
11 – 25 May
11 May
4-6 wk
22 Jun
7 wk after
Chinese lantern
Physalis alkekengi
26 Mar – 9 Apr
23 Apr
8-10 wk
4 Jun
18 Jun
4 wk after
Love in a mist
Nigella damascena
29 Apr
23 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
27 Apr – 11 May
8 May
6-8 wk
22 Jun
7 wk after
14 Jul
10 wk after
Purple-top vervain
Verbena bonariensis
12 Mar – 9 Apr
23 Apr
8-12 wk
4 Jun
18 Jun
4 wk after
Cardoon
Cynara cardunculus
30 Mar – 27 Apr
8-12 wk
22 Jun
7 wk after
Regal-foxtail
Ptilotus nobilis
Fleece
30 Mar – 27 Apr
3 May
8-12 wk
22 Jun
28 Jun
7 wk after
Globe amaranth
Gomphrena globosa
Fleece
27 Apr – 11 May
17 May
6-8 wk
22 Jun
28 Jun
7 wk after
Corn poppy
Papaver rhoeas
29 Apr
8 Jul
1 wk before
Snapdragon
Antirrhinum majus
4 Feb – 4 Mar
13 May
8-12 wk
29 Apr
8 Jul
1 wk before
11 May
28 Jun
1 wk after
Flossflower
Ageratum houstonianum
21 Apr – 5 May
14 May
8-10 wk
30 Jun
9 Jul
8 wk after
Sweet pea
Lathyrus odoratus
24 Feb – 17 Mar
3 Jun
5-8 wk
21 Apr
8 Jul
2 wk before
Stock
Matthiola incana
4 – 18 Mar
6 Jun
6-8 wk
29 Apr
18 Jul
1 wk before
16 May
8 Jul
1 wk after
Wormwood
Artemisia absinthium
24 Feb – 10 Mar
7 May
6-8 wk
21 Apr
18 Jun
2 wk before
16 May
8 Jun
1 wk after
Mexican sunflower
Tithonia rotundifolia
Fleece
11 – 25 May
26 May
4-6 wk
22 Jun
23 Jun
7 wk after
Garden pansy
Viola × wittrockiana
31 Jan – 14 Feb
23 May
8-10 wk
11 Apr
18 Jul
4 wk before
11 May
8 Jul
1 wk after
Petunia
Petunia
30 Mar – 27 Apr
4 May
8-12 wk
22 Jun
29 Jun
7 wk after
Sweet Scabious
Scabiosa atropurpurea
9 – 23 Apr
7 May
6-8 wk
4 Jun
18 Jun
4 wk after
11 Jun
5 wk after
Common zinnia
Zinnia elegans
11 – 25 May
10 Jun
4-6 wk
22 Jun
8 Jul
7 wk after
Common morning glory
Ipomoea purpurea
26 May – 9 Jun
28 May
3-5 wk
30 Jun
8 wk after
Garden cosmos
Cosmos bipinnatus
11 – 25 May
4 Jun
4-6 wk
22 Jun
2 Jul
7 wk after
11 Jun
22 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
11 Apr – 9 May
13 May
8-12 wk
4 Jul
8 Jul
8 wk after
Bee balm
Monarda didyma
11 Feb – 11 Mar
23 Apr
8-12 wk
6 May
18 Jun
Vid frost
27 May
8 Jun
3 wk after
Yarrow
Achillea millefolium
24 Feb – 10 Mar
7 Apr
6-8 wk
21 Apr
19 May
2 wk before
16 May
1 wk after
Safflower
Carthamus tinctorius
21 Apr
18 Jun
2 wk before
29 Apr
8 Jun
1 wk before
Iceland poppy
Papaver nudicaule
14 – 28 Feb
27 May
6-8 wk
11 Apr
8 Jul
4 wk before
24 Apr
28 Jun
2 wk before
Bishop's flower
Ammi majus
4 – 18 Apr
10 Jun
4-6 wk
16 May
8 Jul
1 wk after
16 May
28 Jun
1 wk after
Drumsticks
Pycnosorus globosus
Fleece
30 Mar – 13 Apr
3 Apr
10-12 wk
22 Jun
7 wk after
Sunflower
Helianthus annuus
25 May – 1 Jun
17 Jun
3-4 wk
22 Jun
8 Jul
7 wk after
27 May
28 Jun
3 wk after
China aster
Callistephus chinensis
27 Apr – 11 May
6 Jun
6-8 wk
22 Jun
18 Jul
7 wk after
11 Jun
8 Jul
5 wk after
Annual phlox
Phlox drummondii
15 – 29 Apr
28 May
6-8 wk
10 Jun
9 Jul
5 wk after
11 Jun
29 Jun
5 wk after
Hollyhock
Alcea rosea
24 Feb – 10 Mar
6-8 wk
21 Apr
2 wk before
16 May
1 wk after
Alpine delphinium
Delphinium elatum
25 Feb – 25 Mar
23 Apr
8-12 wk
20 May
18 Jun
2 wk after
27 May
8 Jun
3 wk after
African marigold
Tagetes erecta
27 Apr – 11 May
28 May
6-8 wk
22 Jun
9 Jul
7 wk after
Black-eyed Susan
Rudbeckia hirta
9 – 23 Apr
27 May
6-8 wk
4 Jun
8 Jul
4 wk after
11 Jun
28 Jun
5 wk after
Wood sage
Salvia nemorosa
3 – 17 Mar
13 Apr
8-10 wk
12 May
8 Jun
1 wk after
27 May
29 May
3 wk after
Black-eyed susan vine
Thunbergia alata
21 Apr – 19 May
7 May
6-10 wk
30 Jun
8 wk after
California goldenpoppy
Eschscholzia californica
29 Apr
8 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
13 – 27 Apr
13 May
8-10 wk
22 Jun
8 Jul
7 wk after
Water forget-me-not
Myosotis scorpioides
24 Feb – 10 Mar
7 May
6-8 wk
21 Apr
18 Jun
2 wk before
16 May
8 Jun
1 wk after