Create your calendar
0.5°
Near frost tonight at 02:00. Bring in or cover sensitive plants
0.5°
Last 24h: Near frost recorded tonight at 05:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 22 May Frost 9 of 10 years · 20 years of data
Frost-free season 103 days 22 May – 2 Sep
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)
3 – 17 Apr
10 Jun
5-7 wk
22 May
15 Jul
0 wk
23 May
5 Jul
0 wk
Broccoli
Brassica oleracea (Italica-gruppen)
10 – 24 Apr
22 Jun
4-6 wk
22 May
20 Jul
0 wk
23 May
10 Jul
0 wk
Chili pepper
Capsicum annuum
Season too short
5 Mar – 2 Apr
8-12 wk
28 May
1 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
3 – 17 Apr
5 Jun
5-7 wk
22 May
10 Jul
0 wk
22 May
30 Jun
0 wk
Garden cucumber
Cucumis sativus
Season too short
30 Apr – 7 May
3-4 wk
28 May
1 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
23 – 30 Apr
31 May
4-5 wk
28 May
28 Jun
1 wk after
4 Jun
18 Jun
2 wk after
Butter bean
Phaseolus lunatus
Season too short
2 – 9 Jun
3-4 wk
30 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
Season too short
27 Feb – 27 Mar
11 Mar
8-12 wk
22 May
0 wk
22 May
0 wk
Onion (sets)
Allium cepa (Cepa-gruppen)
Greenhouse
13 May
26 May
1 wk before
13 May
16 May
1 wk before
Maize
Zea mays
Season too short
24 Apr – 1 May
3-4 wk
22 May
0 wk
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
26 Apr – 3 May
16 Jun
3-4 wk
24 May
7 Jul
0 wk
4 Jun
27 Jun
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
22 May
28 Jun
0 wk
22 May
18 Jun
0 wk
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
3 – 17 Apr
5 Jun
5-7 wk
22 May
10 Jul
0 wk
22 May
30 Jun
0 wk
Potato
Solanum tuberosum
Greenhouse
7 – 21 Apr
29 Apr
4-6 wk
19 May
27 May
0 wk
19 May
0 wk
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
3 – 17 Apr
13 Jun
5-7 wk
22 May
18 Jul
0 wk
23 May
8 Jul
0 wk
Pumpkin
Cucurbita pepo
Season too short
30 Apr – 7 May
3-4 wk
28 May
1 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
Greenhouse
24 Apr – 1 May
15 May
3-4 wk
22 May
5 Jun
0 wk
22 May
26 May
0 wk
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
10 – 24 Apr
17 Jun
4-6 wk
22 May
15 Jul
0 wk
Lettuce
Lactuca sativa
24 Apr – 1 May
2 Jul
3-4 wk
22 May
23 Jul
0 wk
23 May
13 Jul
0 wk
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
10 – 24 Apr
17 Jun
4-6 wk
22 May
15 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Greenhouse
8 – 22 Apr
13 May
2-4 wk
6 May
27 May
2 wk before
6 May
17 May
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Greenhouse
13 May
26 May
1 wk before
13 May
16 May
1 wk before
Spinach
Spinacia oleracea
24 Apr – 1 May
19 Jul
3-4 wk
22 May
9 Aug
0 wk
19 May
30 Jul
0 wk
Sweet potato
Ipomoea batatas
16 – 30 Jun
4-6 wk
28 Jul
10 wk after
Garden tomato
Solanum lycopersicum
Season too short
27 Mar – 10 Apr
6-8 wk
22 May
0 wk
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
Season too short
24 Apr – 8 May
2-4 wk
22 May
0 wk
4 Jun
2 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
10 – 24 Apr
17 Jun
4-6 wk
22 May
15 Jul
0 wk
Garden pea
Pisum sativum
24 Apr – 1 May
17 Jun
3-4 wk
22 May
8 Jul
0 wk
23 May
28 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
16 – 30 Apr
4-6 wk
28 May
1 wk after
Lemon balm
Melissa officinalis
13 – 27 Mar
13 May
8-10 wk
22 May
8 Jul
0 wk
16 Jun
28 Jun
4 wk after
Dill
Anethum graveolens
23 May
7 Jul
0 wk
Wild chives
Allium schoenoprasum
27 Mar – 10 Apr
29 May
6-8 wk
22 May
10 Jul
0 wk
23 May
30 Jun
0 wk
Spearmint
Mentha spicata
27 Feb – 27 Mar
15 May
8-12 wk
22 May
10 Jul
0 wk
16 Jun
30 Jun
4 wk after
Coriander
Coriandrum sativum
22 May
27 Jul
0 wk
4 Jun
17 Jul
2 wk after
Garden sage
Salvia officinalis
15 – 29 Mar
30 Apr
8-10 wk
24 May
25 Jun
0 wk
Common thyme
Thymus vulgaris
13 – 27 Mar
5 May
8-10 wk
22 May
30 Jun
0 wk
Oregano
Origanum vulgare
27 Mar – 10 Apr
19 May
6-8 wk
22 May
30 Jun
0 wk
16 Jun
20 Jun
4 wk after
Parsley
Petroselinum crispum
27 Mar – 10 Apr
19 May
6-8 wk
22 May
30 Jun
0 wk
23 May
20 Jun
0 wk
Rosemary
Salvia rosmarinus
Fleece
13 Feb – 13 Mar
28 Mar
10-14 wk
22 May
6 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
30 Apr – 7 May
3-4 wk
28 May
1 wk after
Cornflower
Centaurea cyanus
22 May
10 Jul
0 wk
23 May
30 Jun
0 wk
Statice
Limonium sinuatum
Greenhouse
13 – 27 Mar
25 Mar
8-10 wk
22 May
0 wk
Sweet William
Dianthus barbatus
27 Mar – 10 Apr
6-8 wk
22 May
0 wk
1 Jun
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Greenhouse
27 Mar – 10 Apr
8 Apr
6-8 wk
22 May
0 wk
23 Jun
5 wk after
Pinnate dahlia
Dahlia × pinnata
Greenhouse
27 Mar – 10 Apr
15 Apr
6-8 wk
22 May
27 May
0 wk
Pinnate dahlia (tubers)
Dahlia × pinnata
Season too short
2 – 30 Apr
29 Apr
4-8 wk
28 May
1 wk after
28 May
1 wk after
Foxglove
Digitalis purpurea
13 – 27 Mar
8-10 wk
22 May
0 wk
4 Jun
2 wk after
Busy lizzie
Impatiens walleriana
Season too short
5 Mar – 2 Apr
31 Mar
8-12 wk
28 May
1 wk after
Creeping zinnia
Sanvitalia procumbens
Greenhouse
27 Mar – 10 Apr
18 Apr
6-8 wk
22 May
30 May
0 wk
Hyacinth bean
Dolichos lablab
Season too short
23 Apr – 7 May
4-6 wk
4 Jun
2 wk after
Chinese lantern
Physalis alkekengi
Fleece
13 – 27 Mar
13 Apr
8-10 wk
22 May
8 Jun
0 wk
Love in a mist
Nigella damascena
22 May
23 Jun
0 wk
23 May
13 Jun
0 wk
Strawflower
Xerochrysum bracteatum
Season too short
27 Mar – 10 Apr
29 Mar
6-8 wk
22 May
0 wk
23 Jun
5 wk after
Purple-top vervain
Verbena bonariensis
Fleece
27 Feb – 27 Mar
13 Apr
8-12 wk
22 May
8 Jun
0 wk
Cardoon
Cynara cardunculus
Season too short
27 Feb – 27 Mar
16 Mar
8-12 wk
22 May
0 wk
Regal-foxtail
Ptilotus nobilis
Season too short
5 Mar – 2 Apr
8-12 wk
28 May
1 wk after
Globe amaranth
Gomphrena globosa
Season too short
2 – 16 Apr
6-8 wk
28 May
1 wk after
Corn poppy
Papaver rhoeas
22 May
8 Jul
0 wk
23 May
28 Jun
0 wk
Snapdragon
Antirrhinum majus
27 Feb – 27 Mar
3 May
8-12 wk
22 May
28 Jun
0 wk
1 Jun
18 Jun
1 wk after
Flossflower
Ageratum houstonianum
Season too short
19 Mar – 2 Apr
4 Apr
8-10 wk
28 May
30 May
1 wk after
Sweet pea
Lathyrus odoratus
27 Mar – 17 Apr
26 May
5-8 wk
22 May
30 Jun
0 wk
Stock
Matthiola incana
27 Mar – 10 Apr
27 May
6-8 wk
22 May
8 Jul
0 wk
4 Jun
28 Jun
2 wk after
Wormwood
Artemisia absinthium
27 Mar – 10 Apr
29 Apr
6-8 wk
22 May
10 Jun
0 wk
4 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
16 – 30 Apr
4-6 wk
28 May
1 wk after
Garden pansy
Viola × wittrockiana
13 – 27 Mar
15 May
8-10 wk
22 May
10 Jul
0 wk
1 Jun
30 Jun
1 wk after
Petunia
Petunia
Greenhouse
27 Feb – 27 Mar
25 Mar
8-12 wk
22 May
0 wk
Sweet Scabious
Scabiosa atropurpurea
Fleece
27 Mar – 10 Apr
27 Apr
6-8 wk
22 May
8 Jun
0 wk
16 Jun
4 wk after
Common zinnia
Zinnia elegans
Season too short
10 – 24 Apr
4-6 wk
22 May
0 wk
Common morning glory
Ipomoea purpurea
Season too short
23 Apr – 7 May
3-5 wk
28 May
1 wk after
Garden cosmos
Cosmos bipinnatus
Greenhouse
10 – 24 Apr
29 Apr
4-6 wk
22 May
27 May
0 wk
4 Jun
2 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
12 Mar – 9 Apr
8-12 wk
4 Jun
2 wk after
Bee balm
Monarda didyma
27 Feb – 27 Mar
13 Apr
8-12 wk
22 May
8 Jun
0 wk
16 Jun
4 wk after
Yarrow
Achillea millefolium
27 Mar – 10 Apr
30 Mar
6-8 wk
22 May
0 wk
4 Jun
2 wk after
Safflower
Carthamus tinctorius
22 May
10 Jun
0 wk
23 May
31 May
0 wk
Iceland poppy
Papaver nudicaule
Season too short
27 Mar – 10 Apr
19 May
6-8 wk
22 May
30 Jun
0 wk
6 May
20 Jun
2 wk before
Bishop's flower
Ammi majus
10 – 24 Apr
31 May
4-6 wk
22 May
28 Jun
0 wk
4 Jun
18 Jun
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
5 – 19 Mar
10-12 wk
28 May
1 wk after
Sunflower
Helianthus annuus
Fleece
30 Apr – 7 May
5 Jun
3-4 wk
28 May
26 Jun
1 wk after
4 Jun
16 Jun
2 wk after
China aster
Callistephus chinensis
Fleece
2 – 16 Apr
25 May
6-8 wk
28 May
6 Jul
1 wk after
16 Jun
26 Jun
4 wk after
Annual phlox
Phlox drummondii
Greenhouse
27 Mar – 10 Apr
18 Apr
6-8 wk
22 May
30 May
0 wk
4 Jun
2 wk after
Hollyhock
Alcea rosea
27 Mar – 10 Apr
6-8 wk
22 May
0 wk
4 Jun
2 wk after
Alpine delphinium
Delphinium elatum
27 Feb – 27 Mar
13 Apr
8-12 wk
22 May
8 Jun
0 wk
16 Jun
4 wk after
African marigold
Tagetes erecta
Greenhouse
27 Mar – 10 Apr
18 Apr
6-8 wk
22 May
30 May
0 wk
Black-eyed Susan
Rudbeckia hirta
29 Mar – 12 Apr
3 May
6-8 wk
24 May
14 Jun
0 wk
4 Jul
6 wk after
Wood sage
Salvia nemorosa
13 – 27 Mar
3 Apr
8-10 wk
22 May
29 May
0 wk
16 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
19 Mar – 16 Apr
6-10 wk
28 May
1 wk after
California goldenpoppy
Eschscholzia californica
22 May
6 Jul
0 wk
23 May
26 Jun
0 wk
Painted tongue
Salpiglossis sinuata
Fleece
19 Mar – 2 Apr
22 Apr
8-10 wk
28 May
17 Jun
1 wk after
Water forget-me-not
Myosotis scorpioides
27 Mar – 10 Apr
29 Apr
6-8 wk
22 May
10 Jun
0 wk
4 Jun
2 wk after