Create your calendar
Method
Rel. frost
Last spring frost (0°C) 18 Apr Frost 3 of 4 years · 20 years of data
Frost-free season 179 days 18 Apr – 14 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)
29 Mar – 12 Apr
19 Jun
5-7 wk
17 May
24 Jul
4 wk after
11 Apr
14 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
21 Mar – 4 Apr
1 Jul
4-6 wk
2 May
29 Jul
2 wk after
11 Apr
19 Jul
1 wk before
Chili pepper
Capsicum annuum
Fleece
12 Mar – 9 Apr
18 Apr
8-12 wk
4 Jun
13 Jun
7 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
3 – 17 Feb
14 Jun
5-7 wk
24 Mar
19 Jul
4 wk before
6 Apr
9 Jul
2 wk before
Garden cucumber
Cucumis sativus
15 – 22 May
12 Jun
3-4 wk
12 Jun
3 Jul
8 wk after
Florence Fennel
Foeniculum vulgare
8 – 15 May
11 Jun
4-5 wk
12 Jun
9 Jul
8 wk after
24 May
29 Jun
5 wk after
Butter bean
Phaseolus lunatus
Fleece
20 – 27 May
26 May
3-4 wk
17 Jun
9 wk after
Onion
Allium cepa (Cepa-gruppen)
24 Jan – 21 Feb
4 Apr
8-12 wk
18 Apr
30 May
Vid frost
28 Apr
20 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
11 Apr
19 Jun
1 wk before
11 Apr
9 Jun
1 wk before
Maize
Zea mays
7 – 14 May
2 Jun
3-4 wk
4 Jun
23 Jun
7 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
19 – 26 Apr
8 Jul
3-4 wk
17 May
29 Jul
4 wk after
28 Apr
19 Jul
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
6 Apr
29 Jun
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
3 – 17 Feb
14 Jun
5-7 wk
24 Mar
19 Jul
4 wk before
6 Apr
9 Jul
2 wk before
Potato
Solanum tuberosum
12 – 26 Mar
11 Jun
4-6 wk
23 Apr
9 Jul
1 wk after
23 Apr
29 Jun
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
3 – 17 Feb
24 Jun
5-7 wk
24 Mar
29 Jul
4 wk before
11 Apr
19 Jul
1 wk before
Pumpkin
Cucurbita pepo
15 – 22 May
30 Jun
3-4 wk
12 Jun
21 Jul
8 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
19 – 26 Apr
24 Jun
3-4 wk
17 May
15 Jul
4 wk after
28 Apr
5 Jul
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
21 Mar – 4 Apr
26 Jun
4-6 wk
2 May
24 Jul
2 wk after
Lettuce
Lactuca sativa
14 – 21 Mar
13 Jul
3-4 wk
11 Apr
3 Aug
1 wk before
11 Apr
24 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
28 Feb – 14 Mar
26 Jun
4-6 wk
11 Apr
24 Jul
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
9 – 23 Mar
5 Jun
2-4 wk
6 Apr
19 Jun
2 wk before
6 Apr
9 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
11 Apr
19 Jun
1 wk before
11 Apr
9 Jun
1 wk before
Spinach
Spinacia oleracea
6 – 13 Mar
28 Jul
3-4 wk
3 Apr
18 Aug
2 wk before
31 Mar
8 Aug
3 wk before
Sweet potato
Ipomoea batatas
15 – 29 May
4-6 wk
26 Jun
10 wk after
Garden tomato
Solanum lycopersicum
9 – 23 Apr
12 May
6-8 wk
4 Jun
23 Jun
7 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
7 – 21 May
2 Jul
2-4 wk
4 Jun
16 Jul
7 wk after
24 May
6 Jul
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
21 Mar – 4 Apr
26 Jun
4-6 wk
2 May
24 Jul
2 wk after
Garden pea
Pisum sativum
6 – 13 Mar
28 Jun
3-4 wk
3 Apr
19 Jul
2 wk before
11 Apr
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
1 – 15 May
8 Jun
4-6 wk
12 Jun
6 Jul
8 wk after
Lemon balm
Melissa officinalis
7 – 21 Feb
24 May
8-10 wk
18 Apr
19 Jul
Vid frost
9 May
9 Jul
3 wk after
Dill
Anethum graveolens
11 Apr
29 Jul
1 wk before
Wild chives
Allium schoenoprasum
27 Jan – 10 Feb
7 Jun
6-8 wk
24 Mar
19 Jul
4 wk before
11 Apr
9 Jul
1 wk before
Spearmint
Mentha spicata
9 Jan – 6 Feb
24 May
8-12 wk
3 Apr
19 Jul
2 wk before
9 May
9 Jul
3 wk after
Coriander
Coriandrum sativum
28 Apr
8 Aug
1 wk after
Garden sage
Salvia officinalis
8 – 22 Mar
9 May
8-10 wk
17 May
4 Jul
4 wk after
Common thyme
Thymus vulgaris
21 Feb – 7 Mar
14 May
8-10 wk
2 May
9 Jul
2 wk after
Oregano
Origanum vulgare
27 Feb – 13 Mar
28 May
6-8 wk
24 Apr
9 Jul
1 wk after
9 May
29 Jun
3 wk after
Parsley
Petroselinum crispum
6 – 20 Feb
28 May
6-8 wk
3 Apr
9 Jul
2 wk before
11 Apr
29 Jun
1 wk before
Rosemary
Salvia rosmarinus
8 Feb – 8 Mar
10 Apr
10-14 wk
17 May
19 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
15 – 22 May
15 Jun
3-4 wk
12 Jun
6 Jul
8 wk after
Cornflower
Centaurea cyanus
3 Apr
19 Jul
2 wk before
11 Apr
9 Jul
1 wk before
Statice
Limonium sinuatum
26 Mar – 9 Apr
14 May
8-10 wk
4 Jun
9 Jul
7 wk after
Sweet William
Dianthus barbatus
6 – 20 Feb
6-8 wk
3 Apr
2 wk before
23 Apr
1 wk after
Snow-on-the-mountain
Euphorbia marginata
9 – 23 Apr
28 May
6-8 wk
4 Jun
9 Jul
7 wk after
26 Jun
29 Jun
10 wk after
Pinnate dahlia
Dahlia × pinnata
3 – 17 Apr
28 May
6-8 wk
29 May
9 Jul
6 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
14 Mar – 11 Apr
11 Jun
4-8 wk
9 May
9 Jul
3 wk after
9 May
29 Jun
3 wk after
Foxglove
Digitalis purpurea
23 Jan – 6 Feb
8-10 wk
3 Apr
2 wk before
28 Apr
1 wk after
Busy lizzie
Impatiens walleriana
20 Mar – 17 Apr
4 Jul
8-12 wk
12 Jun
29 Aug
8 wk after
Creeping zinnia
Sanvitalia procumbens
9 – 23 Apr
7 Jun
6-8 wk
4 Jun
19 Jul
7 wk after
Hyacinth bean
Dolichos lablab
Fleece
1 – 15 May
9 May
4-6 wk
12 Jun
8 wk after
Chinese lantern
Physalis alkekengi
8 – 22 Mar
24 Apr
8-10 wk
17 May
19 Jun
4 wk after
Love in a mist
Nigella damascena
11 Apr
24 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
9 – 23 Apr
18 May
6-8 wk
4 Jun
29 Jun
7 wk after
26 Jun
10 wk after
Purple-top vervain
Verbena bonariensis
22 Feb – 22 Mar
24 Apr
8-12 wk
17 May
19 Jun
4 wk after
Cardoon
Cynara cardunculus
12 Mar – 9 Apr
25 Mar
8-12 wk
4 Jun
7 wk after
Regal-foxtail
Ptilotus nobilis
20 Mar – 17 Apr
1 May
8-12 wk
12 Jun
26 Jun
8 wk after
Globe amaranth
Gomphrena globosa
17 Apr – 1 May
15 May
6-8 wk
12 Jun
26 Jun
8 wk after
Corn poppy
Papaver rhoeas
11 Apr
9 Jul
1 wk before
Snapdragon
Antirrhinum majus
17 Jan – 14 Feb
14 May
8-12 wk
11 Apr
9 Jul
1 wk before
23 Apr
29 Jun
1 wk after
Flossflower
Ageratum houstonianum
3 – 17 Apr
24 May
8-10 wk
12 Jun
19 Jul
8 wk after
Sweet pea
Lathyrus odoratus
6 – 27 Feb
4 Jun
5-8 wk
3 Apr
9 Jul
2 wk before
Stock
Matthiola incana
14 – 28 Feb
7 Jun
6-8 wk
11 Apr
19 Jul
1 wk before
28 Apr
9 Jul
1 wk after
Wormwood
Artemisia absinthium
6 – 20 Feb
8 May
6-8 wk
3 Apr
19 Jun
2 wk before
28 Apr
9 Jun
1 wk after
Mexican sunflower
Tithonia rotundifolia
1 – 15 May
24 May
4-6 wk
12 Jun
21 Jun
8 wk after
Garden pansy
Viola × wittrockiana
13 – 27 Jan
24 May
8-10 wk
24 Mar
19 Jul
4 wk before
23 Apr
9 Jul
1 wk after
Petunia
Petunia
12 Mar – 9 Apr
14 May
8-12 wk
4 Jun
9 Jul
7 wk after
Sweet Scabious
Scabiosa atropurpurea
22 Mar – 5 Apr
8 May
6-8 wk
17 May
19 Jun
4 wk after
24 May
9 Jun
5 wk after
Common zinnia
Zinnia elegans
23 Apr – 7 May
16 Jun
4-6 wk
4 Jun
14 Jul
7 wk after
Common morning glory
Ipomoea purpurea
8 – 22 May
15 Jun
3-5 wk
12 Jun
6 Jul
8 wk after
Garden cosmos
Cosmos bipinnatus
23 Apr – 7 May
11 Jun
4-6 wk
4 Jun
9 Jul
7 wk after
24 May
29 Jun
5 wk after
Scarlet milkweed
Asclepias curassavica
24 Mar – 21 Apr
31 May
8-12 wk
16 Jun
26 Jul
8 wk after
Bee balm
Monarda didyma
24 Jan – 21 Feb
24 Apr
8-12 wk
18 Apr
19 Jun
Vid frost
9 May
9 Jun
3 wk after
Yarrow
Achillea millefolium
6 – 20 Feb
8 Apr
6-8 wk
3 Apr
20 May
2 wk before
28 Apr
10 May
1 wk after
Safflower
Carthamus tinctorius
3 Apr
19 Jun
2 wk before
11 Apr
9 Jun
1 wk before
Iceland poppy
Papaver nudicaule
27 Jan – 10 Feb
28 May
6-8 wk
24 Mar
9 Jul
4 wk before
6 Apr
29 Jun
2 wk before
Bishop's flower
Ammi majus
17 – 31 Mar
11 Jun
4-6 wk
28 Apr
9 Jul
1 wk after
28 Apr
29 Jun
1 wk after
Drumsticks
Pycnosorus globosus
20 Mar – 3 Apr
5 Apr
10-12 wk
12 Jun
14 Jun
8 wk after
Sunflower
Helianthus annuus
7 – 14 May
18 Jun
3-4 wk
4 Jun
9 Jul
7 wk after
9 May
29 Jun
3 wk after
China aster
Callistephus chinensis
9 – 23 Apr
7 Jun
6-8 wk
4 Jun
19 Jul
7 wk after
24 May
9 Jul
5 wk after
Annual phlox
Phlox drummondii
28 Mar – 11 Apr
7 Jun
6-8 wk
23 May
19 Jul
5 wk after
24 May
9 Jul
5 wk after
Hollyhock
Alcea rosea
6 – 20 Feb
6-8 wk
3 Apr
2 wk before
28 Apr
1 wk after
Alpine delphinium
Delphinium elatum
7 Feb – 7 Mar
24 Apr
8-12 wk
2 May
19 Jun
2 wk after
9 May
9 Jun
3 wk after
African marigold
Tagetes erecta
9 – 23 Apr
7 Jun
6-8 wk
4 Jun
19 Jul
7 wk after
Black-eyed Susan
Rudbeckia hirta
22 Mar – 5 Apr
28 May
6-8 wk
17 May
9 Jul
4 wk after
24 May
29 Jun
5 wk after
Wood sage
Salvia nemorosa
13 – 27 Feb
14 Apr
8-10 wk
24 Apr
9 Jun
1 wk after
9 May
30 May
3 wk after
Black-eyed susan vine
Thunbergia alata
3 Apr – 1 May
25 May
6-10 wk
12 Jun
6 Jul
8 wk after
California goldenpoppy
Eschscholzia californica
11 Apr
9 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
26 Mar – 9 Apr
14 May
8-10 wk
4 Jun
9 Jul
7 wk after
Water forget-me-not
Myosotis scorpioides
6 – 20 Feb
8 May
6-8 wk
3 Apr
19 Jun
2 wk before
28 Apr
9 Jun
1 wk after