Create your calendar
Method
Rel. frost
Last spring frost (0°C) 19 Apr Frost 3 of 4 years · 20 years of data
Frost-free season 177 days 19 Apr – 13 Oct
Probability that frost is over

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