Create your calendar
No frost in sight Last frost normally in 2 days (5 May), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 5 May Normal year · 20 years of data
Frost-free season 159 days 5 May – 11 Oct

Vegetables

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