Create your calendar
Method
Rel. frost
Last spring frost (0°C) 1 Feb Frost 9 of 10 years · 20 years of data
Frost-free season 293 days 1 Feb – 21 Nov
Probability that frost is over

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