Create your calendar
Method
Rel. frost
Last spring frost (0°C) 19 May Frost 9 of 10 years · 20 years of data
Frost-free season 101 days 19 May – 28 Aug
Probability that frost is over

10% = 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)
31 Mar – 14 Apr
13 Jun
5-7 wk
19 May
18 Jul
0 wk
20 May
8 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
7 – 21 Apr
25 Jun
4-6 wk
19 May
23 Jul
0 wk
20 May
13 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
7 Mar – 4 Apr
8-12 wk
30 May
2 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
31 Mar – 14 Apr
8 Jun
5-7 wk
19 May
13 Jul
0 wk
19 May
3 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
2 – 9 May
3-4 wk
30 May
2 wk after
Florence Fennel
Foeniculum vulgare
Fleece
4 – 11 May
16 May
4-5 wk
8 Jun
13 Jun
3 wk after
13 Jun
4 wk after
Butter bean
Phaseolus lunatus
Season too short
1 – 8 Jun
3-4 wk
29 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
24 Feb – 24 Mar
14 Mar
8-12 wk
19 May
0 wk
1 Jun
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
20 May
29 May
0 wk
20 May
0 wk
Maize
Zea mays
Season too short
25 Apr – 2 May
3-4 wk
23 May
1 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
27 Apr – 4 May
12 Jun
3-4 wk
25 May
3 Jul
1 wk after
1 Jun
23 Jun
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
19 May
27 Jun
0 wk
19 May
17 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
31 Mar – 14 Apr
8 Jun
5-7 wk
19 May
13 Jul
0 wk
19 May
3 Jul
0 wk
Potato
Solanum tuberosum
17 Apr – 1 May
13 May
4-6 wk
29 May
10 Jun
1 wk after
29 May
31 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
31 Mar – 14 Apr
12 Jun
5-7 wk
19 May
17 Jul
0 wk
20 May
7 Jul
0 wk
Pumpkin
Cucurbita pepo
Season too short
2 – 9 May
3-4 wk
30 May
2 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
27 Apr – 4 May
18 May
3-4 wk
25 May
8 Jun
1 wk after
1 Jun
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
7 – 21 Apr
20 Jun
4-6 wk
19 May
18 Jul
0 wk
Lettuce
Lactuca sativa
21 – 28 Apr
1 Jul
3-4 wk
19 May
22 Jul
0 wk
20 May
12 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
7 – 21 Apr
20 Jun
4-6 wk
19 May
18 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
21 Apr – 5 May
19 May
2-4 wk
19 May
2 Jun
0 wk
19 May
23 May
0 wk
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
20 May
29 May
0 wk
20 May
0 wk
Spinach
Spinacia oleracea
21 – 28 Apr
22 Jul
3-4 wk
19 May
12 Aug
0 wk
16 May
2 Aug
0 wk
Sweet potato
Ipomoea batatas
13 – 27 Jun
4-6 wk
25 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
28 Mar – 11 Apr
6-8 wk
23 May
1 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
25 Apr – 9 May
2-4 wk
23 May
1 wk after
1 Jun
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
7 – 21 Apr
20 Jun
4-6 wk
19 May
18 Jul
0 wk
Garden pea
Pisum sativum
21 – 28 Apr
16 Jun
3-4 wk
19 May
7 Jul
0 wk
20 May
27 Jun
0 wk

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
Season too short
18 Apr – 2 May
4-6 wk
30 May
2 wk after
Lemon balm
Melissa officinalis
10 – 24 Mar
12 May
8-10 wk
19 May
7 Jul
0 wk
13 Jun
27 Jun
4 wk after
Dill
Anethum graveolens
20 May
3 Jul
0 wk
Wild chives
Allium schoenoprasum
24 Mar – 7 Apr
1 Jun
6-8 wk
19 May
13 Jul
0 wk
20 May
3 Jul
0 wk
Spearmint
Mentha spicata
24 Feb – 24 Mar
18 May
8-12 wk
19 May
13 Jul
0 wk
13 Jun
3 Jul
4 wk after
Coriander
Coriandrum sativum
19 May
23 Jul
0 wk
1 Jun
13 Jul
2 wk after
Garden sage
Salvia officinalis
16 – 30 Mar
3 May
8-10 wk
25 May
28 Jun
1 wk after
Common thyme
Thymus vulgaris
10 – 24 Mar
8 May
8-10 wk
19 May
3 Jul
0 wk
Oregano
Origanum vulgare
24 Mar – 7 Apr
22 May
6-8 wk
19 May
3 Jul
0 wk
13 Jun
23 Jun
4 wk after
Parsley
Petroselinum crispum
24 Mar – 7 Apr
22 May
6-8 wk
19 May
3 Jul
0 wk
20 May
23 Jun
0 wk
Rosemary
Salvia rosmarinus
16 Feb – 16 Mar
9 Mar
10-14 wk
25 May
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
Season too short
2 – 9 May
3-4 wk
30 May
2 wk after
Cornflower
Centaurea cyanus
19 May
13 Jul
0 wk
20 May
3 Jul
0 wk
Statice
Limonium sinuatum
Season too short
14 – 28 Mar
8-10 wk
23 May
1 wk after
Sweet William
Dianthus barbatus
24 Mar – 7 Apr
6-8 wk
19 May
0 wk
29 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Season too short
28 Mar – 11 Apr
6-8 wk
23 May
1 wk after
20 Jun
5 wk after
Pinnate dahlia
Dahlia × pinnata
Greenhouse
24 Mar – 7 Apr
10 Apr
6-8 wk
19 May
22 May
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Greenhouse
30 Mar – 27 Apr
24 Apr
4-8 wk
25 May
1 wk after
25 May
1 wk after
Foxglove
Digitalis purpurea
10 – 24 Mar
8-10 wk
19 May
0 wk
1 Jun
2 wk after
Busy lizzie
Impatiens walleriana
Greenhouse
7 Mar – 4 Apr
27 Apr
8-12 wk
30 May
22 Jun
2 wk after
Creeping zinnia
Sanvitalia procumbens
Greenhouse
28 Mar – 11 Apr
2 Apr
6-8 wk
23 May
1 wk after
Hyacinth bean
Dolichos lablab
Season too short
27 Apr – 11 May
4-6 wk
8 Jun
3 wk after
Chinese lantern
Physalis alkekengi
16 – 30 Mar
29 Mar
8-10 wk
25 May
1 wk after
Love in a mist
Nigella damascena
19 May
22 Jun
0 wk
20 May
12 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Season too short
28 Mar – 11 Apr
6-8 wk
23 May
1 wk after
20 Jun
5 wk after
Purple-top vervain
Verbena bonariensis
2 – 30 Mar
29 Mar
8-12 wk
25 May
1 wk after
Cardoon
Cynara cardunculus
Greenhouse
28 Feb – 28 Mar
19 Mar
8-12 wk
23 May
1 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
7 Mar – 4 Apr
8-12 wk
30 May
2 wk after
Globe amaranth
Gomphrena globosa
Season too short
4 – 18 Apr
6-8 wk
30 May
2 wk after
Corn poppy
Papaver rhoeas
19 May
7 Jul
0 wk
20 May
27 Jun
0 wk
Snapdragon
Antirrhinum majus
24 Feb – 24 Mar
2 May
8-12 wk
19 May
27 Jun
0 wk
29 May
17 Jun
1 wk after
Flossflower
Ageratum houstonianum
Season too short
21 Mar – 4 Apr
8-10 wk
30 May
2 wk after
Sweet pea
Lathyrus odoratus
24 Mar – 14 Apr
29 May
5-8 wk
19 May
3 Jul
0 wk
Stock
Matthiola incana
24 Mar – 7 Apr
26 May
6-8 wk
19 May
7 Jul
0 wk
1 Jun
27 Jun
2 wk after
Wormwood
Artemisia absinthium
24 Mar – 7 Apr
2 May
6-8 wk
19 May
13 Jun
0 wk
1 Jun
3 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
18 Apr – 2 May
4-6 wk
30 May
2 wk after
Garden pansy
Viola × wittrockiana
10 – 24 Mar
18 May
8-10 wk
19 May
13 Jul
0 wk
29 May
3 Jul
1 wk after
Petunia
Petunia
Season too short
28 Feb – 28 Mar
9 Mar
8-12 wk
23 May
1 wk after
Sweet Scabious
Scabiosa atropurpurea
30 Mar – 13 Apr
12 Apr
6-8 wk
25 May
1 wk after
1 Jul
6 wk after
Common zinnia
Zinnia elegans
Season too short
11 – 25 Apr
4-6 wk
23 May
1 wk after
Common morning glory
Ipomoea purpurea
Season too short
25 Apr – 9 May
3-5 wk
30 May
2 wk after
Garden cosmos
Cosmos bipinnatus
Greenhouse
11 – 25 Apr
24 Apr
4-6 wk
23 May
1 wk after
1 Jun
2 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
16 Mar – 13 Apr
8-12 wk
8 Jun
3 wk after
Bee balm
Monarda didyma
24 Feb – 24 Mar
12 Apr
8-12 wk
19 May
7 Jun
0 wk
13 Jun
4 wk after
Yarrow
Achillea millefolium
24 Mar – 7 Apr
2 Apr
6-8 wk
19 May
0 wk
1 Jun
2 wk after
Safflower
Carthamus tinctorius
19 May
13 Jun
0 wk
20 May
3 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
24 Mar – 7 Apr
22 May
6-8 wk
19 May
3 Jul
0 wk
3 May
23 Jun
2 wk before
Bishop's flower
Ammi majus
7 – 21 Apr
30 May
4-6 wk
19 May
27 Jun
0 wk
1 Jun
17 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
7 – 21 Mar
10-12 wk
30 May
2 wk after
Sunflower
Helianthus annuus
11 – 18 May
17 May
3-4 wk
8 Jun
3 wk after
13 Jun
4 wk after
China aster
Callistephus chinensis
13 – 27 Apr
6 May
6-8 wk
8 Jun
17 Jun
3 wk after
1 Jul
6 wk after
Annual phlox
Phlox drummondii
Greenhouse
24 Mar – 7 Apr
2 Apr
6-8 wk
19 May
0 wk
1 Jun
2 wk after
Hollyhock
Alcea rosea
24 Mar – 7 Apr
6-8 wk
19 May
0 wk
1 Jun
2 wk after
Alpine delphinium
Delphinium elatum
24 Feb – 24 Mar
12 Apr
8-12 wk
19 May
7 Jun
0 wk
13 Jun
4 wk after
African marigold
Tagetes erecta
Greenhouse
28 Mar – 11 Apr
2 Apr
6-8 wk
23 May
1 wk after
Black-eyed Susan
Rudbeckia hirta
30 Mar – 13 Apr
26 Apr
6-8 wk
25 May
7 Jun
1 wk after
1 Jul
6 wk after
Wood sage
Salvia nemorosa
10 – 24 Mar
2 Apr
8-10 wk
19 May
28 May
0 wk
13 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
21 Mar – 18 Apr
6-10 wk
30 May
2 wk after
California goldenpoppy
Eschscholzia californica
19 May
30 Jun
0 wk
20 May
20 Jun
0 wk
Painted tongue
Salpiglossis sinuata
30 Mar – 13 Apr
10 Apr
8-10 wk
8 Jun
3 wk after
Water forget-me-not
Myosotis scorpioides
24 Mar – 7 Apr
2 May
6-8 wk
19 May
13 Jun
0 wk
1 Jun
3 Jun
2 wk after