Create your calendar
Method
Rel. frost
Last spring frost (0°C) 8 May Frost 3 of 4 years · 20 years of data
Frost-free season 137 days 8 May – 22 Sep
Probability that frost is over

25% = Half of years are frost-free by this date. More about frost & season →

Custom date
Note: This location has a shorter growing season. Plants marked with Fleece, Greenhouse or Season too short need extra protection or are difficult to grow here.

Vegetables

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