Create your calendar
No frost in sight Last frost normally in 4 days (12 Apr), but frost-free in the forecast.
Method
Rel. frost
Last spring frost (0°C) 12 Apr Normal year · 20 years of data
Frost-free season 221 days 12 Apr – 19 Nov
Probability that frost is over

50% = 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
13 – 27 Mar
5-7 wk
1 May
3 wk after
8 Apr
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
18 Mar – 1 Apr
4-6 wk
29 Apr
3 wk after
8 Apr
1 wk after
Chili pepper
Capsicum annuum
Greenhouse
24 Feb – 24 Mar
8-12 wk
19 May
5 wk after
Kale
Brassica oleracea (Curly Kale-gruppen)
29 Jan – 12 Feb
5-7 wk
19 Mar
3 wk before
4 Apr
Vid frost
Cucumber
Cucumis sativus
Greenhouse
21 – 28 Apr
3-4 wk
19 May
5 wk after
Florence Fennel
Foeniculum vulgare
Greenhouse
14 – 21 Apr
4-5 wk
19 May
5 wk after
3 May
3 wk after
Butter bean
Phaseolus lunatus
Season too short
3 – 10 May
3-4 wk
31 May
7 wk after
Onion
Allium cepa (Cepa-gruppen)
18 Jan – 15 Feb
8-12 wk
12 Apr
Vid frost
25 Apr
3 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
25 Apr
3 wk after
Sweetcorn
Zea mays
Season too short
25 Apr – 2 May
3-4 wk
23 May
6 wk after
Chard
Beta vulgaris (Flavescens-gruppen)
14 – 21 Apr
3-4 wk
12 May
5 wk after
25 Apr
3 wk after
Carrot
Daucus carota subsp. sativus var. sativus
4 Apr
Vid frost
Cavolo nero
Brassica oleracea (Palm Kale-gruppen)
29 Jan – 12 Feb
5-7 wk
19 Mar
3 wk before
4 Apr
Vid frost
Potato
Solanum tuberosum
18 Apr – 2 May
4-6 wk
30 May
7 wk after
20 Apr
2 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
29 Jan – 12 Feb
5-7 wk
19 Mar
3 wk before
8 Apr
1 wk after
Pumpkin
Cucurbita pepo
Fleece
30 Apr – 7 May
3-4 wk
28 May
7 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
14 – 21 Apr
3-4 wk
12 May
5 wk after
25 Apr
3 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
18 Mar – 1 Apr
4-6 wk
29 Apr
3 wk after
Lettuce
Lactuca sativa
8 – 15 Mar
3-4 wk
5 Apr
1 wk before
8 Apr
1 wk after
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
22 Feb – 8 Mar
4-6 wk
5 Apr
1 wk before
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
28 Feb – 14 Mar
2-4 wk
28 Mar
2 wk before
4 Apr
Vid frost
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
8 Apr
1 wk after
Spinach
Spinacia oleracea
28 Feb – 7 Mar
3-4 wk
28 Mar
2 wk before
30 Mar
1 wk before
Sweet potato
Ipomoea batatas
30 Apr – 14 May
4-6 wk
11 Jun
8 wk after
Tomato
Solanum lycopersicum
Fleece
24 Mar – 7 Apr
6-8 wk
19 May
5 wk after
Tomatillo
Physalis ixocarpa
French bean
Phaseolus vulgaris
Fleece
21 Apr – 5 May
2-4 wk
19 May
5 wk after
17 May
5 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
18 Mar – 1 Apr
4-6 wk
29 Apr
3 wk after
Pea
Pisum sativum
28 Feb – 7 Mar
3-4 wk
28 Mar
2 wk before
8 Apr
1 wk after
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
11 – 25 Apr
4-6 wk
23 May
6 wk after
Lemon balm
Melissa officinalis
1 – 15 Feb
8-10 wk
12 Apr
Vid frost
7 May
5 wk after
Dill
Anethum graveolens
8 Apr
1 wk after
Chives
Allium schoenoprasum
22 Jan – 5 Feb
6-8 wk
19 Mar
3 wk before
8 Apr
1 wk after
Spearmint
Mentha spicata
3 – 31 Jan
8-12 wk
28 Mar
2 wk before
7 May
5 wk after
Coriander
Coriandrum sativum
25 Apr
3 wk after
Sage
Salvia officinalis
3 – 17 Mar
8-10 wk
12 May
5 wk after
Thyme
Thymus vulgaris
18 Feb – 4 Mar
8-10 wk
29 Apr
3 wk after
Oregano
Origanum vulgare
21 Feb – 7 Mar
6-8 wk
18 Apr
1 wk after
7 May
5 wk after
Parsley
Petroselinum crispum
31 Jan – 14 Feb
6-8 wk
28 Mar
2 wk before
8 Apr
1 wk after
Rosemary
Salvia rosmarinus
3 Feb – 3 Mar
10-14 wk
12 May
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
30 Apr – 7 May
3-4 wk
28 May
7 wk after
Cornflower
Centaurea cyanus
28 Mar
2 wk before
8 Apr
1 wk after
Statice
Limonium sinuatum
Fleece
10 – 24 Mar
8-10 wk
19 May
5 wk after
Sweet William
Dianthus barbatus
31 Jan – 14 Feb
6-8 wk
28 Mar
2 wk before
20 Apr
2 wk after
Snow-on-the-mountain
Euphorbia marginata
Fleece
24 Mar – 7 Apr
6-8 wk
19 May
5 wk after
10 Jun
8 wk after
Dahlia
Dahlia × pinnata
30 Mar – 13 Apr
6-8 wk
25 May
6 wk after
Dahlia (tubers)
Dahlia × pinnata
Fleece
8 Mar – 5 Apr
4-8 wk
3 May
3 wk after
3 May
3 wk after
Foxglove
Digitalis purpurea
17 – 31 Jan
8-10 wk
28 Mar
2 wk before
25 Apr
3 wk after
Busy lizzie
Impatiens walleriana
Fleece
5 Mar – 2 Apr
8-12 wk
28 May
7 wk after
Creeping zinnia
Sanvitalia procumbens
Fleece
24 Mar – 7 Apr
6-8 wk
19 May
5 wk after
Hyacinth bean
Dolichos lablab
Season too short
16 – 30 Apr
4-6 wk
28 May
7 wk after
Chinese lantern
Physalis alkekengi
3 – 17 Mar
8-10 wk
12 May
5 wk after
Love in a mist
Nigella damascena
8 Apr
1 wk after
Strawflower
Xerochrysum bracteatum
Fleece
24 Mar – 7 Apr
6-8 wk
19 May
5 wk after
10 Jun
8 wk after
Tall verbena
Verbena bonariensis
17 Feb – 17 Mar
8-12 wk
12 May
5 wk after
Cardoon
Cynara cardunculus
Greenhouse
12 Feb – 12 Mar
8-12 wk
7 May
4 wk after
Regal-foxtail
Ptilotus nobilis
Greenhouse
24 Feb – 24 Mar
8-12 wk
19 May
5 wk after
Globe amaranth
Gomphrena globosa
Greenhouse
24 Mar – 7 Apr
6-8 wk
19 May
5 wk after
Corn poppy
Papaver rhoeas
8 Apr
1 wk after
Snapdragon
Antirrhinum majus
11 Jan – 8 Feb
8-12 wk
5 Apr
1 wk before
20 Apr
2 wk after
Flossflower
Ageratum houstonianum
Greenhouse
10 – 24 Mar
8-10 wk
19 May
5 wk after
Sweet pea
Lathyrus odoratus
31 Jan – 21 Feb
5-8 wk
28 Mar
2 wk before
Stock
Matthiola incana
8 – 22 Feb
6-8 wk
5 Apr
1 wk before
25 Apr
3 wk after
Wormwood
Artemisia absinthium
31 Jan – 14 Feb
6-8 wk
28 Mar
2 wk before
25 Apr
3 wk after
Mexican sunflower
Tithonia rotundifolia
Greenhouse
7 – 21 Apr
4-6 wk
19 May
5 wk after
Pansy
Viola × wittrockiana
8 – 22 Jan
8-10 wk
19 Mar
3 wk before
20 Apr
2 wk after
Petunia
Petunia
Fleece
24 Feb – 24 Mar
8-12 wk
19 May
5 wk after
Scabious
Scabiosa atropurpurea
17 – 31 Mar
6-8 wk
12 May
5 wk after
23 May
7 wk after
Zinnia
Zinnia elegans
Fleece
7 – 21 Apr
4-6 wk
19 May
5 wk after
Common morning glory
Ipomoea purpurea
Greenhouse
14 – 28 Apr
3-5 wk
19 May
5 wk after
Cosmos
Cosmos bipinnatus
Fleece
7 – 21 Apr
4-6 wk
19 May
5 wk after
17 May
5 wk after
Scarlet milkweed
Asclepias curassavica
Greenhouse
5 Mar – 2 Apr
8-12 wk
28 May
7 wk after
Bee balm
Monarda didyma
18 Jan – 15 Feb
8-12 wk
12 Apr
Vid frost
7 May
5 wk after
Yarrow
Achillea millefolium
31 Jan – 14 Feb
6-8 wk
28 Mar
2 wk before
25 Apr
3 wk after
Safflower
Carthamus tinctorius
28 Mar
2 wk before
8 Apr
1 wk after
Iceland poppy
Papaver nudicaule
22 Jan – 5 Feb
6-8 wk
19 Mar
3 wk before
4 Apr
Vid frost
Bishop's flower
Ammi majus
12 – 26 Mar
4-6 wk
23 Apr
1 wk after
25 Apr
3 wk after
Drumsticks
Pycnosorus globosus
Greenhouse
24 Feb – 10 Mar
10-12 wk
19 May
5 wk after
Sunflower
Helianthus annuus
Fleece
21 – 28 Apr
3-4 wk
19 May
5 wk after
3 May
3 wk after
China aster
Callistephus chinensis
Fleece
24 Mar – 7 Apr
6-8 wk
19 May
5 wk after
17 May
5 wk after
Annual phlox
Phlox drummondii
23 Mar – 6 Apr
6-8 wk
18 May
5 wk after
23 May
7 wk after
Hollyhock
Alcea rosea
31 Jan – 14 Feb
6-8 wk
28 Mar
2 wk before
25 Apr
3 wk after
Delphinium
Delphinium elatum
4 Feb – 4 Mar
8-12 wk
29 Apr
3 wk after
7 May
5 wk after
African marigold
Tagetes erecta
Fleece
24 Mar – 7 Apr
6-8 wk
19 May
5 wk after
Black-eyed Susan
Rudbeckia hirta
17 – 31 Mar
6-8 wk
12 May
5 wk after
23 May
7 wk after
Woodland sage
Salvia nemorosa
7 – 21 Feb
8-10 wk
18 Apr
1 wk after
7 May
5 wk after
Black-eyed susan vine
Thunbergia alata
Greenhouse
10 Mar – 7 Apr
6-10 wk
19 May
5 wk after
California goldenpoppy
Eschscholzia californica
8 Apr
1 wk after
Painted tongue
Salpiglossis sinuata
Fleece
10 – 24 Mar
8-10 wk
19 May
5 wk after
Water forget-me-not
Myosotis scorpioides
31 Jan – 14 Feb
6-8 wk
28 Mar
2 wk before
25 Apr
3 wk after
Current date Soon Date passed