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No frost in sight Last frost normally in 3 days (9 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 9 May Frost 1 of 4 years · 20 years of data
Frost-free season 166 days 9 May – 22 Oct
Probability that frost is over

75% = Half of years are frost-free by this date. More about frost & season →

Custom date

Vegetables

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