Create your calendar
-1.1°
Last 24h: Slight frost recorded this morning at 06:00. Inspect for frost damage
Method
Rel. frost
Last spring frost (0°C) 4 May Frost 1 of 10 years · 20 years of data
Frost-free season 203 days 4 May – 23 Nov
Probability that frost is over

90% = 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)
Fleece
5 – 19 Apr
5-7 wk
24 May
3 wk after
14 Apr
3 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
9 – 23 Apr
4-6 wk
21 May
3 wk after
30 Apr
1 wk before
Chili pepper
Capsicum annuum
Greenhouse
22 Mar – 19 Apr
8-12 wk
14 Jun
6 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
20 Feb – 6 Mar
5-7 wk
10 Apr
4 wk before
26 Apr
2 wk before
Cucumber
Cucumis sativus
Fleece
1 – 8 Jun
3-4 wk
29 Jun
8 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
10 – 17 May
4-5 wk
14 Jun
6 wk after
17 May
2 wk after
Butter bean
Phaseolus lunatus
Season too short
17 – 24 May
3-4 wk
14 Jun
6 wk after
Onion
Allium cepa (Cepa-gruppen)
9 Feb – 9 Mar
8-12 wk
4 May
Vid frost
17 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
Season too short
21 Apr
2 wk before
Sweetcorn
Zea mays
Season too short
9 – 16 May
3-4 wk
6 Jun
5 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
6 – 13 May
3-4 wk
3 Jun
5 wk after
17 May
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
26 Apr
2 wk before
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
20 Feb – 6 Mar
5-7 wk
10 Apr
4 wk before
26 Apr
2 wk before
Potato
Solanum tuberosum
Season too short
3 – 17 Mar
4-6 wk
14 Apr
3 wk before
14 Apr
3 wk before
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
20 Feb – 6 Mar
5-7 wk
10 Apr
4 wk before
30 Apr
1 wk before
Pumpkin
Cucurbita pepo
Fleece
1 – 8 Jun
3-4 wk
29 Jun
8 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
6 – 13 May
3-4 wk
3 Jun
5 wk after
17 May
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
9 – 23 Apr
4-6 wk
21 May
3 wk after
Lettuce
Lactuca sativa
30 Mar – 6 Apr
3-4 wk
27 Apr
1 wk before
30 Apr
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
16 – 30 Mar
4-6 wk
27 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
Season too short
19 Feb – 5 Mar
2-4 wk
19 Mar
7 wk before
19 Mar
7 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
Season too short
31 Mar
5 wk before
Spinach
Spinacia oleracea
22 – 29 Mar
3-4 wk
19 Apr
3 wk before
21 Apr
3 wk before
Sweet potato
Ipomoea batatas
22 May – 5 Jun
4-6 wk
3 Jul
11 wk after
Tomato
Solanum lycopersicum
Fleece
19 Apr – 3 May
6-8 wk
14 Jun
6 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Fleece
17 – 31 May
2-4 wk
14 Jun
6 wk after
30 May
4 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
9 – 23 Apr
4-6 wk
21 May
3 wk after
Pea
Pisum sativum
22 – 29 Mar
3-4 wk
19 Apr
3 wk before
30 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
Season too short
25 Apr – 9 May
4-6 wk
6 Jun
5 wk after
Lemon balm
Melissa officinalis
23 Feb – 9 Mar
8-10 wk
4 May
Vid frost
29 May
4 wk after
Dill
Anethum graveolens
30 Apr
1 wk before
Chives
Allium schoenoprasum
13 – 27 Feb
6-8 wk
10 Apr
4 wk before
30 Apr
1 wk before
Spearmint
Mentha spicata
25 Jan – 22 Feb
8-12 wk
19 Apr
3 wk before
29 May
4 wk after
Coriander
Coriandrum sativum
17 May
2 wk after
Sage
Salvia officinalis
25 Mar – 8 Apr
8-10 wk
3 Jun
5 wk after
Thyme
Thymus vulgaris
12 – 26 Mar
8-10 wk
21 May
3 wk after
Oregano
Origanum vulgare
15 – 29 Mar
6-8 wk
10 May
1 wk after
29 May
4 wk after
Parsley
Petroselinum crispum
22 Feb – 8 Mar
6-8 wk
19 Apr
3 wk before
30 Apr
1 wk before
Rosemary
Salvia rosmarinus
25 Feb – 25 Mar
10-14 wk
3 Jun
5 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
1 – 8 Jun
3-4 wk
29 Jun
8 wk after
Cornflower
Centaurea cyanus
19 Apr
3 wk before
30 Apr
1 wk before
Statice
Limonium sinuatum
Fleece
5 – 19 Apr
8-10 wk
14 Jun
6 wk after
Sweet William
Dianthus barbatus
22 Feb – 8 Mar
6-8 wk
19 Apr
3 wk before
12 May
1 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
19 Apr – 3 May
6-8 wk
14 Jun
6 wk after
19 Jun
7 wk after
Dahlia
Dahlia × pinnata
Fleece
10 – 24 Apr
6-8 wk
5 Jun
5 wk after
Dahlia (tubers)
Dahlia × pinnata
Season too short
8 Mar – 5 Apr
4-8 wk
3 May
3 May
Foxglove
Digitalis purpurea
8 – 22 Feb
8-10 wk
19 Apr
3 wk before
17 May
2 wk after
Busy lizzie
Impatiens walleriana
Fleece
6 Apr – 4 May
8-12 wk
29 Jun
8 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
19 Apr – 3 May
6-8 wk
14 Jun
6 wk after
Hyacinth bean
Dolichos lablab
Season too short
18 May – 1 Jun
4-6 wk
29 Jun
8 wk after
Chinese lantern
Physalis alkekengi
25 Mar – 8 Apr
8-10 wk
3 Jun
5 wk after
Love in a mist
Nigella damascena
30 Apr
1 wk before
Strawflower
Xerochrysum bracteatum
Greenhouse
4 – 18 Apr
6-8 wk
30 May
4 wk after
6 Jun
5 wk after
Tall verbena
Verbena bonariensis
11 Mar – 8 Apr
8-12 wk
3 Jun
5 wk after
Cardoon
Cynara cardunculus
Season too short
7 Mar – 4 Apr
8-12 wk
30 May
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
22 Mar – 19 Apr
8-12 wk
14 Jun
6 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
19 Apr – 3 May
6-8 wk
14 Jun
6 wk after
Corn poppy
Papaver rhoeas
30 Apr
1 wk before
Snapdragon
Antirrhinum majus
2 Feb – 2 Mar
8-12 wk
27 Apr
1 wk before
12 May
1 wk after
Flossflower
Ageratum houstonianum
Greenhouse
5 – 19 Apr
8-10 wk
14 Jun
6 wk after
Sweet pea
Lathyrus odoratus
22 Feb – 15 Mar
5-8 wk
19 Apr
3 wk before
Stock
Matthiola incana
2 – 16 Mar
6-8 wk
27 Apr
1 wk before
17 May
2 wk after
Wormwood
Artemisia absinthium
22 Feb – 8 Mar
6-8 wk
19 Apr
3 wk before
17 May
2 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
3 – 17 May
4-6 wk
14 Jun
6 wk after
Pansy
Viola × wittrockiana
30 Jan – 13 Feb
8-10 wk
10 Apr
4 wk before
12 May
1 wk after
Petunia
Petunia
Fleece
22 Mar – 19 Apr
8-12 wk
14 Jun
6 wk after
Scabious
Scabiosa atropurpurea
8 – 22 Apr
6-8 wk
3 Jun
5 wk after
14 Jun
6 wk after
Zinnia
Zinnia elegans
Fleece
3 – 17 May
4-6 wk
14 Jun
6 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
10 – 24 May
3-5 wk
14 Jun
6 wk after
Cosmos
Cosmos bipinnatus
Fleece
3 – 17 May
4-6 wk
14 Jun
6 wk after
30 May
4 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
6 Apr – 4 May
8-12 wk
29 Jun
8 wk after
Bee balm
Monarda didyma
9 Feb – 9 Mar
8-12 wk
4 May
Vid frost
29 May
4 wk after
Yarrow
Achillea millefolium
22 Feb – 8 Mar
6-8 wk
19 Apr
3 wk before
17 May
2 wk after
Safflower
Carthamus tinctorius
19 Apr
3 wk before
30 Apr
1 wk before
Iceland poppy
Papaver nudicaule
13 – 27 Feb
6-8 wk
10 Apr
4 wk before
26 Apr
2 wk before
Bishop's flower
Ammi majus
3 – 17 Apr
4-6 wk
15 May
2 wk after
17 May
2 wk after
Drumsticks
Pycnosorus globosus
Season too short
22 Mar – 5 Apr
10-12 wk
14 Jun
6 wk after
Sunflower
Helianthus annuus
Fleece
17 – 24 May
3-4 wk
14 Jun
6 wk after
17 May
2 wk after
China aster
Callistephus chinensis
Greenhouse
4 – 18 Apr
6-8 wk
30 May
4 wk after
17 May
2 wk after
Annual phlox
Phlox drummondii
14 – 28 Apr
6-8 wk
9 Jun
6 wk after
14 Jun
6 wk after
Hollyhock
Alcea rosea
22 Feb – 8 Mar
6-8 wk
19 Apr
3 wk before
17 May
2 wk after
Delphinium
Delphinium elatum
26 Feb – 26 Mar
8-12 wk
21 May
3 wk after
29 May
4 wk after
African marigold
Tagetes erecta
Fleece
19 Apr – 3 May
6-8 wk
14 Jun
6 wk after
Black-eyed Susan
Rudbeckia hirta
8 – 22 Apr
6-8 wk
3 Jun
5 wk after
14 Jun
6 wk after
Woodland sage
Salvia nemorosa
1 – 15 Mar
8-10 wk
10 May
1 wk after
29 May
4 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
5 Apr – 3 May
6-10 wk
14 Jun
6 wk after
California goldenpoppy
Eschscholzia californica
30 Apr
1 wk before
Painted tongue
Salpiglossis sinuata
Fleece
5 – 19 Apr
8-10 wk
14 Jun
6 wk after
Water forget-me-not
Myosotis scorpioides
22 Feb – 8 Mar
6-8 wk
19 Apr
3 wk before
17 May
2 wk after
Current date Soon Date passed