Create your calendar
0.1°
Near frost tomorrow at 23:00. Bring in or cover sensitive plants
-4.3°
Last 24h: Moderate frost recorded tonight at 02:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 25 May Frost 3 of 4 years · 20 years of data
Frost-free season 108 days 25 May – 10 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)
6 – 20 Apr
11 Jun
5-7 wk
25 May
16 Jul
0 wk
26 May
6 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
13 – 27 Apr
23 Jun
4-6 wk
25 May
21 Jul
0 wk
26 May
11 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
8 Mar – 5 Apr
8-12 wk
31 May
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
6 – 20 Apr
6 Jun
5-7 wk
25 May
11 Jul
0 wk
25 May
1 Jul
0 wk
Garden cucumber
Cucumis sativus
Season too short
3 – 10 May
3-4 wk
31 May
1 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
26 Apr – 3 May
3 Jun
4-5 wk
31 May
1 Jul
1 wk after
7 Jun
21 Jun
2 wk after
Butter bean
Phaseolus lunatus
Season too short
5 – 12 Jun
3-4 wk
3 Jul
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
2 – 30 Mar
14 Mar
8-12 wk
25 May
0 wk
25 May
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Greenhouse
16 May
29 May
1 wk before
16 May
19 May
1 wk before
Maize
Zea mays
Season too short
27 Apr – 4 May
3-4 wk
25 May
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
29 Apr – 6 May
20 Jun
3-4 wk
27 May
11 Jul
0 wk
7 Jun
1 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
25 May
1 Jul
0 wk
25 May
21 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
6 – 20 Apr
6 Jun
5-7 wk
25 May
11 Jul
0 wk
25 May
1 Jul
0 wk
Potato
Solanum tuberosum
Greenhouse
10 – 24 Apr
10 May
4-6 wk
22 May
7 Jun
0 wk
22 May
28 May
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
6 – 20 Apr
16 Jun
5-7 wk
25 May
21 Jul
0 wk
26 May
11 Jul
0 wk
Pumpkin
Cucurbita pepo
Greenhouse
3 – 10 May
5 Jun
3-4 wk
31 May
26 Jun
1 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Fleece
27 Apr – 4 May
9 May
3-4 wk
25 May
30 May
0 wk
31 May
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
13 – 27 Apr
18 Jun
4-6 wk
25 May
16 Jul
0 wk
Lettuce
Lactuca sativa
27 Apr – 4 May
5 Jul
3-4 wk
25 May
26 Jul
0 wk
26 May
16 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
13 – 27 Apr
18 Jun
4-6 wk
25 May
16 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Greenhouse
11 – 25 Apr
17 May
2-4 wk
9 May
31 May
2 wk before
9 May
21 May
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Greenhouse
16 May
29 May
1 wk before
16 May
19 May
1 wk before
Spinach
Spinacia oleracea
27 Apr – 4 May
20 Jul
3-4 wk
25 May
10 Aug
0 wk
22 May
31 Jul
0 wk
Sweet potato
Ipomoea batatas
19 Jun – 3 Jul
4-6 wk
31 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
30 Mar – 13 Apr
6-8 wk
25 May
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Greenhouse
27 Apr – 11 May
7 Jun
2-4 wk
25 May
21 Jun
0 wk
7 Jun
11 Jun
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
13 – 27 Apr
18 Jun
4-6 wk
25 May
16 Jul
0 wk
Garden pea
Pisum sativum
27 Apr – 4 May
20 Jun
3-4 wk
25 May
11 Jul
0 wk
26 May
1 Jul
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
19 Apr – 3 May
14 May
4-6 wk
31 May
11 Jun
1 wk after
Lemon balm
Melissa officinalis
16 – 30 Mar
16 May
8-10 wk
25 May
11 Jul
0 wk
19 Jun
1 Jul
4 wk after
Dill
Anethum graveolens
26 May
11 Jul
0 wk
Wild chives
Allium schoenoprasum
30 Mar – 13 Apr
30 May
6-8 wk
25 May
11 Jul
0 wk
26 May
1 Jul
0 wk
Spearmint
Mentha spicata
2 – 30 Mar
16 May
8-12 wk
25 May
11 Jul
0 wk
19 Jun
1 Jul
4 wk after
Coriander
Coriandrum sativum
25 May
31 Jul
0 wk
7 Jun
21 Jul
2 wk after
Garden sage
Salvia officinalis
18 Mar – 1 Apr
1 May
8-10 wk
27 May
26 Jun
0 wk
Common thyme
Thymus vulgaris
16 – 30 Mar
6 May
8-10 wk
25 May
1 Jul
0 wk
Oregano
Origanum vulgare
30 Mar – 13 Apr
20 May
6-8 wk
25 May
1 Jul
0 wk
19 Jun
21 Jun
4 wk after
Parsley
Petroselinum crispum
30 Mar – 13 Apr
20 May
6-8 wk
25 May
1 Jul
0 wk
26 May
21 Jun
0 wk
Rosemary
Salvia rosmarinus
Fleece
16 Feb – 16 Mar
23 Mar
10-14 wk
25 May
1 Jun
0 wk

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
3 – 10 May
21 May
3-4 wk
31 May
11 Jun
1 wk after
Cornflower
Centaurea cyanus
25 May
11 Jul
0 wk
26 May
1 Jul
0 wk
Statice
Limonium sinuatum
Greenhouse
16 – 30 Mar
22 Apr
8-10 wk
25 May
17 Jun
0 wk
Sweet William
Dianthus barbatus
30 Mar – 13 Apr
6-8 wk
25 May
0 wk
4 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Greenhouse
30 Mar – 13 Apr
6 May
6-8 wk
25 May
17 Jun
0 wk
26 Jun
5 wk after
Pinnate dahlia
Dahlia × pinnata
Fleece
1 – 15 Apr
4 May
6-8 wk
27 May
15 Jun
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Greenhouse
5 Apr – 3 May
28 May
4-8 wk
31 May
25 Jun
1 wk after
31 May
15 Jun
1 wk after
Foxglove
Digitalis purpurea
16 – 30 Mar
8-10 wk
25 May
0 wk
7 Jun
2 wk after
Busy lizzie
Impatiens walleriana
Fleece
15 Mar – 12 Apr
1 Jun
8-12 wk
7 Jun
27 Jul
2 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
5 – 19 Apr
11 May
6-8 wk
31 May
22 Jun
1 wk after
Hyacinth bean
Dolichos lablab
Season too short
26 Apr – 10 May
4-6 wk
7 Jun
2 wk after
Chinese lantern
Physalis alkekengi
Fleece
16 – 30 Mar
16 Apr
8-10 wk
25 May
11 Jun
0 wk
Love in a mist
Nigella damascena
25 May
26 Jun
0 wk
26 May
16 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Greenhouse
30 Mar – 13 Apr
26 Apr
6-8 wk
25 May
7 Jun
0 wk
26 Jun
5 wk after
Purple-top vervain
Verbena bonariensis
Fleece
2 – 30 Mar
16 Apr
8-12 wk
25 May
11 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
2 – 30 Mar
17 Mar
8-12 wk
25 May
0 wk
Regal-foxtail
Ptilotus nobilis
Season too short
8 Mar – 5 Apr
6 Apr
8-12 wk
31 May
1 Jun
1 wk after
Globe amaranth
Gomphrena globosa
Season too short
5 – 19 Apr
20 Apr
6-8 wk
31 May
1 Jun
1 wk after
Corn poppy
Papaver rhoeas
25 May
11 Jul
0 wk
26 May
1 Jul
0 wk
Snapdragon
Antirrhinum majus
2 – 30 Mar
6 May
8-12 wk
25 May
1 Jul
0 wk
4 Jun
21 Jun
1 wk after
Flossflower
Ageratum houstonianum
Greenhouse
22 Mar – 5 Apr
2 May
8-10 wk
31 May
27 Jun
1 wk after
Sweet pea
Lathyrus odoratus
30 Mar – 20 Apr
27 May
5-8 wk
25 May
1 Jul
0 wk
Stock
Matthiola incana
30 Mar – 13 Apr
30 May
6-8 wk
25 May
11 Jul
0 wk
7 Jun
1 Jul
2 wk after
Wormwood
Artemisia absinthium
30 Mar – 13 Apr
30 Apr
6-8 wk
25 May
11 Jun
0 wk
7 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
19 Apr – 3 May
29 Apr
4-6 wk
31 May
1 wk after
Garden pansy
Viola × wittrockiana
16 – 30 Mar
16 May
8-10 wk
25 May
11 Jul
0 wk
4 Jun
1 Jul
1 wk after
Petunia
Petunia
Greenhouse
2 – 30 Mar
22 Apr
8-12 wk
25 May
17 Jun
0 wk
Sweet Scabious
Scabiosa atropurpurea
Fleece
30 Mar – 13 Apr
30 Apr
6-8 wk
25 May
11 Jun
0 wk
19 Jun
4 wk after
Common zinnia
Zinnia elegans
Greenhouse
13 – 27 Apr
28 May
4-6 wk
25 May
25 Jun
0 wk
Common morning glory
Ipomoea purpurea
Season too short
26 Apr – 10 May
21 May
3-5 wk
31 May
11 Jun
1 wk after
Garden cosmos
Cosmos bipinnatus
Greenhouse
13 – 27 Apr
28 May
4-6 wk
25 May
25 Jun
0 wk
7 Jun
15 Jun
2 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
15 Mar – 12 Apr
6 May
8-12 wk
7 Jun
1 Jul
2 wk after
Bee balm
Monarda didyma
2 – 30 Mar
16 Apr
8-12 wk
25 May
11 Jun
0 wk
19 Jun
4 wk after
Yarrow
Achillea millefolium
30 Mar – 13 Apr
31 Mar
6-8 wk
25 May
0 wk
7 Jun
2 wk after
Safflower
Carthamus tinctorius
25 May
11 Jun
0 wk
26 May
1 Jun
0 wk
Iceland poppy
Papaver nudicaule
Season too short
30 Mar – 13 Apr
20 May
6-8 wk
25 May
1 Jul
0 wk
9 May
21 Jun
2 wk before
Bishop's flower
Ammi majus
13 – 27 Apr
3 Jun
4-6 wk
25 May
1 Jul
0 wk
7 Jun
21 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
8 – 22 Mar
17 Mar
10-12 wk
31 May
1 wk after
Sunflower
Helianthus annuus
Fleece
3 – 10 May
31 May
3-4 wk
31 May
21 Jun
1 wk after
7 Jun
11 Jun
2 wk after
China aster
Callistephus chinensis
Fleece
5 – 19 Apr
20 May
6-8 wk
31 May
1 Jul
1 wk after
19 Jun
21 Jun
4 wk after
Annual phlox
Phlox drummondii
Fleece
30 Mar – 13 Apr
11 May
6-8 wk
25 May
22 Jun
0 wk
19 Jun
4 wk after
Hollyhock
Alcea rosea
30 Mar – 13 Apr
6-8 wk
25 May
0 wk
7 Jun
2 wk after
Alpine delphinium
Delphinium elatum
2 – 30 Mar
16 Apr
8-12 wk
25 May
11 Jun
0 wk
19 Jun
4 wk after
African marigold
Tagetes erecta
Fleece
5 – 19 Apr
11 May
6-8 wk
31 May
22 Jun
1 wk after
Black-eyed Susan
Rudbeckia hirta
1 – 15 Apr
4 May
6-8 wk
27 May
15 Jun
0 wk
7 Jul
6 wk after
Wood sage
Salvia nemorosa
16 – 30 Mar
6 Apr
8-10 wk
25 May
1 Jun
0 wk
19 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
22 Mar – 19 Apr
30 Apr
6-10 wk
31 May
11 Jun
1 wk after
California goldenpoppy
Eschscholzia californica
25 May
1 Jul
0 wk
26 May
21 Jun
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
22 Mar – 5 Apr
26 Apr
8-10 wk
31 May
21 Jun
1 wk after
Water forget-me-not
Myosotis scorpioides
30 Mar – 13 Apr
30 Apr
6-8 wk
25 May
11 Jun
0 wk
7 Jun
2 wk after