Create your calendar
-1.9°
Slight frost tomorrow morning at 07:00. Frost temperatures between tomorrow 00:00 – 09:00. Bring in or cover sensitive plants
0.4°
Last 24h: Near frost recorded this morning at 07:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 1 May Frost 3 of 4 years · 20 years of data
Frost-free season 150 days 1 May – 28 Sep
Probability that frost is over

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

Custom date

Vegetables

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
Greenhouse
19 Mar – 2 Apr
5-7 wk
7 May
1 wk after
2 Apr
4 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
6 – 20 Apr
4-6 wk
18 May
2 wk after
27 Apr
1 wk before
Chili pepper
Capsicum annuum
Season too short
13 Mar – 10 Apr
8-12 wk
5 Jun
5 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
17 Feb – 3 Mar
5-7 wk
7 Apr
4 wk before
23 Apr
2 wk before
Cucumber
Cucumis sativus
Greenhouse
8 – 15 May
3-4 wk
5 Jun
5 wk after
Florence Fennel
Foeniculum vulgare
Season too short
1 – 8 May
4-5 wk
5 Jun
5 wk after
11 May
1 wk after
Butter bean
Phaseolus lunatus
Greenhouse
9 – 16 May
3-4 wk
6 Jun
5 wk after
Onion
Allium cepa (Cepa-gruppen)
6 Feb – 6 Mar
8-12 wk
1 May
Vid frost
14 May
1 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
14 May
1 wk after
Sweetcorn
Zea mays
Fleece
19 – 26 May
3-4 wk
16 Jun
7 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
3 – 10 May
3-4 wk
31 May
4 wk after
14 May
1 wk after
Carrot
Daucus carota subsp. sativus var. sativus
23 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
17 Feb – 3 Mar
5-7 wk
7 Apr
4 wk before
23 Apr
2 wk before
Potato
Solanum tuberosum
7 – 21 May
4-6 wk
18 Jun
7 wk after
9 May
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
17 Feb – 3 Mar
5-7 wk
7 Apr
4 wk before
27 Apr
1 wk before
Pumpkin
Cucurbita pepo
Greenhouse
8 – 15 May
3-4 wk
5 Jun
5 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
3 – 10 May
3-4 wk
31 May
4 wk after
14 May
1 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
6 – 20 Apr
4-6 wk
18 May
2 wk after
Lettuce
Lactuca sativa
27 Mar – 3 Apr
3-4 wk
24 Apr
1 wk before
27 Apr
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
13 – 27 Mar
4-6 wk
24 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
19 Mar – 2 Apr
2-4 wk
16 Apr
2 wk before
23 Apr
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
27 Apr
1 wk before
Spinach
Spinacia oleracea
19 – 26 Mar
3-4 wk
16 Apr
2 wk before
18 Apr
3 wk before
Sweet potato
Ipomoea batatas
19 May – 2 Jun
4-6 wk
30 Jun
8 wk after
Tomato
Solanum lycopersicum
Greenhouse
28 Mar – 11 Apr
6-8 wk
23 May
3 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Fleece
8 – 22 May
2-4 wk
5 Jun
5 wk after
22 May
3 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
6 – 20 Apr
4-6 wk
18 May
2 wk after
Pea
Pisum sativum
19 – 26 Mar
3-4 wk
16 Apr
2 wk before
27 Apr
1 wk before
Current date Soon Date passed

Herbs

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Basil
Ocimum basilicum
Fleece
5 – 19 May
4-6 wk
16 Jun
7 wk after
Lemon balm
Melissa officinalis
20 Feb – 6 Mar
8-10 wk
1 May
Vid frost
26 May
3 wk after
Dill
Anethum graveolens
27 Apr
1 wk before
Chives
Allium schoenoprasum
10 – 24 Feb
6-8 wk
7 Apr
4 wk before
27 Apr
1 wk before
Spearmint
Mentha spicata
22 Jan – 19 Feb
8-12 wk
16 Apr
2 wk before
26 May
3 wk after
Coriander
Coriandrum sativum
14 May
1 wk after
Sage
Salvia officinalis
22 Mar – 5 Apr
8-10 wk
31 May
4 wk after
Thyme
Thymus vulgaris
9 – 23 Mar
8-10 wk
18 May
2 wk after
Oregano
Origanum vulgare
12 – 26 Mar
6-8 wk
7 May
1 wk after
26 May
3 wk after
Parsley
Petroselinum crispum
19 Feb – 5 Mar
6-8 wk
16 Apr
2 wk before
27 Apr
1 wk before
Rosemary
Salvia rosmarinus
Fleece
6 Feb – 6 Mar
10-14 wk
15 May
2 wk after
Current date Soon Date passed

Annual flowers

Plant Sow indoors Transplant Direct sow
Date Growing timeGrow. time Date Rel. frost Date Rel. frost
Morning glory
Ipomoea tricolor
Season too short
20 – 27 May
3-4 wk
17 Jun
7 wk after
Cornflower
Centaurea cyanus
16 Apr
2 wk before
27 Apr
1 wk before
Statice
Limonium sinuatum
Greenhouse
14 – 28 Mar
8-10 wk
23 May
3 wk after
Sweet William
Dianthus barbatus
19 Feb – 5 Mar
6-8 wk
16 Apr
2 wk before
9 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Greenhouse
28 Mar – 11 Apr
6-8 wk
23 May
3 wk after
29 May
4 wk after
Dahlia
Dahlia × pinnata
Fleece
4 – 18 Apr
6-8 wk
30 May
4 wk after
Dahlia (tubers)
Dahlia × pinnata
18 Apr – 16 May
4-8 wk
13 Jun
6 wk after
26 May
3 wk after
Foxglove
Digitalis purpurea
5 – 19 Feb
8-10 wk
16 Apr
2 wk before
14 May
1 wk after
Busy lizzie
Impatiens walleriana
Fleece
25 Mar – 22 Apr
8-12 wk
17 Jun
7 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
10 – 24 Apr
6-8 wk
5 Jun
5 wk after
Hyacinth bean
Dolichos lablab
Season too short
6 – 20 May
4-6 wk
17 Jun
7 wk after
Chinese lantern
Physalis alkekengi
Fleece
6 – 20 Mar
8-10 wk
15 May
2 wk after
Love in a mist
Nigella damascena
27 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
Greenhouse
28 Mar – 11 Apr
6-8 wk
23 May
3 wk after
29 May
4 wk after
Tall verbena
Verbena bonariensis
Fleece
20 Feb – 20 Mar
8-12 wk
15 May
2 wk after
Cardoon
Cynara cardunculus
Season too short
28 Feb – 28 Mar
8-12 wk
23 May
3 wk after
Regal-foxtail
Ptilotus nobilis
Season too short
13 Mar – 10 Apr
8-12 wk
5 Jun
5 wk after
Globe amaranth
Gomphrena globosa
Season too short
10 – 24 Apr
6-8 wk
5 Jun
5 wk after
Corn poppy
Papaver rhoeas
27 Apr
1 wk before
Snapdragon
Antirrhinum majus
30 Jan – 27 Feb
8-12 wk
24 Apr
1 wk before
9 May
1 wk after
Flossflower
Ageratum houstonianum
Season too short
27 Mar – 10 Apr
8-10 wk
5 Jun
5 wk after
Sweet pea
Lathyrus odoratus
19 Feb – 12 Mar
5-8 wk
16 Apr
2 wk before
Stock
Matthiola incana
27 Feb – 13 Mar
6-8 wk
24 Apr
1 wk before
14 May
1 wk after
Wormwood
Artemisia absinthium
19 Feb – 5 Mar
6-8 wk
16 Apr
2 wk before
14 May
1 wk after
Mexican sunflower
Tithonia rotundifolia
Season too short
24 Apr – 8 May
4-6 wk
5 Jun
5 wk after
Pansy
Viola × wittrockiana
27 Jan – 10 Feb
8-10 wk
7 Apr
4 wk before
9 May
1 wk after
Petunia
Petunia
Greenhouse
28 Feb – 28 Mar
8-12 wk
23 May
3 wk after
Scabious
Scabiosa atropurpurea
Fleece
20 Mar – 3 Apr
6-8 wk
15 May
2 wk after
22 May
3 wk after
Zinnia
Zinnia elegans
Greenhouse
11 – 25 Apr
4-6 wk
23 May
3 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
1 – 15 May
3-5 wk
5 Jun
5 wk after
Cosmos
Cosmos bipinnatus
Greenhouse
11 – 25 Apr
4-6 wk
23 May
3 wk after
11 May
1 wk after
Scarlet milkweed
Asclepias curassavica
Season too short
25 Mar – 22 Apr
8-12 wk
17 Jun
7 wk after
Bee balm
Monarda didyma
6 Feb – 6 Mar
8-12 wk
1 May
Vid frost
26 May
3 wk after
Yarrow
Achillea millefolium
19 Feb – 5 Mar
6-8 wk
16 Apr
2 wk before
14 May
1 wk after
Safflower
Carthamus tinctorius
16 Apr
2 wk before
27 Apr
1 wk before
Iceland poppy
Papaver nudicaule
10 – 24 Feb
6-8 wk
7 Apr
4 wk before
23 Apr
2 wk before
Bishop's flower
Ammi majus
31 Mar – 14 Apr
4-6 wk
12 May
1 wk after
14 May
1 wk after
Drumsticks
Pycnosorus globosus
Season too short
13 – 27 Mar
10-12 wk
5 Jun
5 wk after
Sunflower
Helianthus annuus
Greenhouse
25 Apr – 2 May
3-4 wk
23 May
3 wk after
30 Apr
China aster
Callistephus chinensis
Greenhouse
28 Mar – 11 Apr
6-8 wk
23 May
3 wk after
11 May
1 wk after
Annual phlox
Phlox drummondii
11 – 25 Apr
6-8 wk
6 Jun
5 wk after
11 Jun
5 wk after
Hollyhock
Alcea rosea
19 Feb – 5 Mar
6-8 wk
16 Apr
2 wk before
14 May
1 wk after
Delphinium
Delphinium elatum
23 Feb – 23 Mar
8-12 wk
18 May
2 wk after
26 May
3 wk after
African marigold
Tagetes erecta
Greenhouse
28 Mar – 11 Apr
6-8 wk
23 May
3 wk after
Black-eyed Susan
Rudbeckia hirta
5 – 19 Apr
6-8 wk
31 May
4 wk after
11 Jun
5 wk after
Woodland sage
Salvia nemorosa
26 Feb – 12 Mar
8-10 wk
7 May
1 wk after
26 May
3 wk after
Black-eyed susan vine
Thunbergia alata
Season too short
27 Mar – 24 Apr
6-10 wk
5 Jun
5 wk after
California goldenpoppy
Eschscholzia californica
27 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
Greenhouse
14 – 28 Mar
8-10 wk
23 May
3 wk after
Water forget-me-not
Myosotis scorpioides
19 Feb – 5 Mar
6-8 wk
16 Apr
2 wk before
14 May
1 wk after
Current date Soon Date passed