Create your calendar
Method
Rel. frost
Last spring frost (0°C) 23 Apr Normal year · 20 years of data
Frost-free season 202 days 23 Apr – 11 Nov

Vegetables

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Cauliflower
Brassica oleracea (Botrytis-gruppen)
5 – 19 Mar
21 Jun
5-7 wk
23 Apr
26 Jul
0 wk
17 Apr
16 Jul
1 wk before
Broccoli
Brassica oleracea (Italica-gruppen)
12 – 26 Mar
3 Jul
4-6 wk
23 Apr
31 Jul
0 wk
17 Apr
21 Jul
1 wk before
Chili pepper
Capsicum annuum
13 Mar – 10 Apr
12 Apr
8-12 wk
5 Jun
7 Jun
6 wk after
Curly Kale
Brassica oleracea (Curly Kale-gruppen)
5 – 19 Mar
16 Jun
5-7 wk
23 Apr
21 Jul
0 wk
10 Apr
11 Jul
2 wk before
Garden cucumber
Cucumis sativus
8 – 15 May
21 Jun
3-4 wk
5 Jun
12 Jul
6 wk after
Florence Fennel
Foeniculum vulgare
1 – 8 May
13 Jun
4-5 wk
5 Jun
11 Jul
6 wk after
3 Jun
1 Jul
6 wk after
Butter bean
Phaseolus lunatus
Fleece
3 – 10 Jun
5 Jun
3-4 wk
1 Jul
10 wk after
Onion
Allium cepa (Cepa-gruppen)
29 Jan – 26 Feb
6 Apr
8-12 wk
23 Apr
1 Jun
0 wk
6 May
22 May
2 wk after
Onion (sets)
Allium cepa (Cepa-gruppen)
17 Apr
21 Jun
1 wk before
17 Apr
11 Jun
1 wk before
Maize
Zea mays
17 – 24 Apr
11 Jun
3-4 wk
15 May
2 Jul
3 wk after
Swiss Chard
Beta vulgaris (Flavescens-gruppen)
30 Mar – 6 Apr
10 Jul
3-4 wk
27 Apr
31 Jul
1 wk after
6 May
21 Jul
2 wk after
Carrot
Daucus carota subsp. sativus var. sativus
23 Apr
11 Jul
0 wk
10 Apr
1 Jul
2 wk before
Palm Kale
Brassica oleracea (Palm Kale-gruppen)
5 – 19 Mar
16 Jun
5-7 wk
23 Apr
21 Jul
0 wk
10 Apr
11 Jul
2 wk before
Potato
Solanum tuberosum
17 – 31 Mar
13 Jun
4-6 wk
28 Apr
11 Jul
1 wk after
28 Apr
1 Jul
1 wk after
Ornamental Kale
Brassica oleracea (Ornamental-gruppen)
5 – 19 Mar
26 Jun
5-7 wk
23 Apr
31 Jul
0 wk
17 Apr
21 Jul
1 wk before
Pumpkin
Cucurbita pepo
8 – 15 May
10 Jul
3-4 wk
5 Jun
31 Jul
6 wk after
Beetroot
Beta vulgaris (Conditiva-gruppen)
30 Mar – 6 Apr
1 Jul
3-4 wk
27 Apr
22 Jul
1 wk after
6 May
12 Jul
2 wk after
Red Cabbage
Brassica oleracea (Red Cabbage-gruppen)
12 – 26 Mar
28 Jun
4-6 wk
23 Apr
26 Jul
0 wk
Lettuce
Lactuca sativa
26 Mar – 2 Apr
15 Jul
3-4 wk
23 Apr
5 Aug
0 wk
17 Apr
26 Jul
1 wk before
Savoy Cabbage
Brassica oleracea (Savoy Cabbage-gruppen)
12 – 26 Mar
28 Jun
4-6 wk
23 Apr
26 Jul
0 wk
Shallot (bulbs)
Allium cepa (Aggregatum-gruppen)
13 – 27 Mar
7 Jun
2-4 wk
10 Apr
21 Jun
2 wk before
10 Apr
11 Jun
2 wk before
Shallot (sets)
Allium cepa (Aggregatum-gruppen)
17 Apr
21 Jun
1 wk before
17 Apr
11 Jun
1 wk before
Spinach
Spinacia oleracea
26 Mar – 2 Apr
30 Jul
3-4 wk
23 Apr
20 Aug
0 wk
3 Apr
10 Aug
3 wk before
Sweet potato
Ipomoea batatas
25 May – 8 Jun
4-6 wk
6 Jul
11 wk after
Garden tomato
Solanum lycopersicum
20 Mar – 3 Apr
21 May
6-8 wk
15 May
2 Jul
3 wk after
Tomatillo
Physalis ixocarpa
Common Bean
Phaseolus vulgaris
17 Apr – 1 May
12 Jul
2-4 wk
15 May
26 Jul
3 wk after
3 Jun
16 Jul
6 wk after
White Cabbage
Brassica oleracea (White Cabbage-gruppen)
12 – 26 Mar
28 Jun
4-6 wk
23 Apr
26 Jul
0 wk
Garden pea
Pisum sativum
26 Mar – 2 Apr
30 Jun
3-4 wk
23 Apr
21 Jul
0 wk
17 Apr
11 Jul
1 wk before

Herbs

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Basil
Ocimum basilicum
24 Apr – 8 May
18 Jun
4-6 wk
5 Jun
16 Jul
6 wk after
Lemon balm
Melissa officinalis
12 – 26 Feb
26 May
8-10 wk
23 Apr
21 Jul
0 wk
19 May
11 Jul
4 wk after
Dill
Anethum graveolens
17 Apr
31 Jul
1 wk before
Wild chives
Allium schoenoprasum
26 Feb – 12 Mar
9 Jun
6-8 wk
23 Apr
21 Jul
0 wk
17 Apr
11 Jul
1 wk before
Spearmint
Mentha spicata
29 Jan – 26 Feb
26 May
8-12 wk
23 Apr
21 Jul
0 wk
19 May
11 Jul
4 wk after
Coriander
Coriandrum sativum
23 Apr
20 Aug
0 wk
6 May
10 Aug
2 wk after
Garden sage
Salvia officinalis
16 Feb – 2 Mar
11 May
8-10 wk
27 Apr
6 Jul
1 wk after
Common thyme
Thymus vulgaris
12 – 26 Feb
16 May
8-10 wk
23 Apr
11 Jul
0 wk
Oregano
Origanum vulgare
26 Feb – 12 Mar
30 May
6-8 wk
23 Apr
11 Jul
0 wk
19 May
1 Jul
4 wk after
Parsley
Petroselinum crispum
26 Feb – 12 Mar
30 May
6-8 wk
23 Apr
11 Jul
0 wk
17 Apr
1 Jul
1 wk before
Rosemary
Salvia rosmarinus
19 Jan – 16 Feb
12 Apr
10-14 wk
27 Apr
21 Jun
1 wk after

Annual flowers

Plant Sow indoors Transplant Direct sow
Earliest Latest Growing time Earliest Latest Rel. frost Earliest Latest Rel. frost
Morning glory
Ipomoea tricolor
8 – 15 May
25 Jun
3-4 wk
5 Jun
16 Jul
6 wk after
Cornflower
Centaurea cyanus
23 Apr
21 Jul
0 wk
17 Apr
11 Jul
1 wk before
Statice
Limonium sinuatum
6 – 20 Mar
16 May
8-10 wk
15 May
11 Jul
3 wk after
Sweet William
Dianthus barbatus
26 Feb – 12 Mar
6-8 wk
23 Apr
0 wk
28 Apr
1 wk after
Snow-on-the-mountain
Euphorbia marginata
20 Mar – 3 Apr
30 May
6-8 wk
15 May
11 Jul
3 wk after
6 Jul
11 wk after
Pinnate dahlia
Dahlia × pinnata
18 Mar – 1 Apr
30 May
6-8 wk
13 May
11 Jul
3 wk after
Pinnate dahlia (tubers)
Dahlia × pinnata
24 Mar – 21 Apr
13 Jun
4-8 wk
19 May
11 Jul
4 wk after
19 May
1 Jul
4 wk after
Foxglove
Digitalis purpurea
12 – 26 Feb
8-10 wk
23 Apr
0 wk
6 May
2 wk after
Busy lizzie
Impatiens walleriana
13 Mar – 10 Apr
11 Jul
8-12 wk
5 Jun
5 Sep
6 wk after
Creeping zinnia
Sanvitalia procumbens
20 Mar – 3 Apr
9 Jun
6-8 wk
15 May
21 Jul
3 wk after
Hyacinth bean
Dolichos lablab
Fleece
24 Apr – 8 May
19 May
4-6 wk
5 Jun
16 Jun
6 wk after
Chinese lantern
Physalis alkekengi
16 Feb – 2 Mar
26 Apr
8-10 wk
27 Apr
21 Jun
1 wk after
Love in a mist
Nigella damascena
23 Apr
6 Jul
0 wk
17 Apr
26 Jun
1 wk before
Strawflower
Xerochrysum bracteatum
20 Mar – 3 Apr
20 May
6-8 wk
15 May
1 Jul
3 wk after
6 Jul
11 wk after
Purple-top vervain
Verbena bonariensis
2 Feb – 2 Mar
26 Apr
8-12 wk
27 Apr
21 Jun
1 wk after
Cardoon
Cynara cardunculus
20 Feb – 20 Mar
27 Mar
8-12 wk
15 May
22 May
3 wk after
Regal-foxtail
Ptilotus nobilis
13 Mar – 10 Apr
11 May
8-12 wk
5 Jun
6 Jul
6 wk after
Globe amaranth
Gomphrena globosa
10 – 24 Apr
25 May
6-8 wk
5 Jun
6 Jul
6 wk after
Corn poppy
Papaver rhoeas
23 Apr
21 Jul
0 wk
17 Apr
11 Jul
1 wk before
Snapdragon
Antirrhinum majus
29 Jan – 26 Feb
16 May
8-12 wk
23 Apr
11 Jul
0 wk
28 Apr
1 Jul
1 wk after
Flossflower
Ageratum houstonianum
27 Mar – 10 Apr
26 May
8-10 wk
5 Jun
21 Jul
6 wk after
Sweet pea
Lathyrus odoratus
26 Feb – 19 Mar
6 Jun
5-8 wk
23 Apr
11 Jul
0 wk
Stock
Matthiola incana
26 Feb – 12 Mar
9 Jun
6-8 wk
23 Apr
21 Jul
0 wk
6 May
11 Jul
2 wk after
Wormwood
Artemisia absinthium
26 Feb – 12 Mar
10 May
6-8 wk
23 Apr
21 Jun
0 wk
6 May
11 Jun
2 wk after
Mexican sunflower
Tithonia rotundifolia
24 Apr – 8 May
3 Jun
4-6 wk
5 Jun
1 Jul
6 wk after
Garden pansy
Viola × wittrockiana
12 – 26 Feb
26 May
8-10 wk
23 Apr
21 Jul
0 wk
28 Apr
11 Jul
1 wk after
Petunia
Petunia
20 Feb – 20 Mar
16 May
8-12 wk
15 May
11 Jul
3 wk after
Sweet Scabious
Scabiosa atropurpurea
2 – 16 Mar
10 May
6-8 wk
27 Apr
21 Jun
1 wk after
3 Jun
11 Jun
6 wk after
Common zinnia
Zinnia elegans
3 – 17 Apr
23 Jun
4-6 wk
15 May
21 Jul
3 wk after
Common morning glory
Ipomoea purpurea
1 – 15 May
25 Jun
3-5 wk
5 Jun
16 Jul
6 wk after
Garden cosmos
Cosmos bipinnatus
3 – 17 Apr
13 Jun
4-6 wk
15 May
11 Jul
3 wk after
3 Jun
1 Jul
6 wk after
Scarlet milkweed
Asclepias curassavica
29 Mar – 26 Apr
10 Jun
8-12 wk
21 Jun
5 Aug
8 wk after
Bee balm
Monarda didyma
29 Jan – 26 Feb
26 Apr
8-12 wk
23 Apr
21 Jun
0 wk
19 May
11 Jun
4 wk after
Yarrow
Achillea millefolium
26 Feb – 12 Mar
10 Apr
6-8 wk
23 Apr
22 May
0 wk
6 May
12 May
2 wk after
Safflower
Carthamus tinctorius
23 Apr
21 Jun
0 wk
17 Apr
11 Jun
1 wk before
Iceland poppy
Papaver nudicaule
Season too short
26 Feb – 12 Mar
30 May
6-8 wk
23 Apr
11 Jul
0 wk
8 Mar
1 Jul
7 wk before
Bishop's flower
Ammi majus
12 – 26 Mar
13 Jun
4-6 wk
23 Apr
11 Jul
0 wk
6 May
1 Jul
2 wk after
Drumsticks
Pycnosorus globosus
13 – 27 Mar
12 Apr
10-12 wk
5 Jun
21 Jun
6 wk after
Sunflower
Helianthus annuus
17 – 24 Apr
20 Jun
3-4 wk
15 May
11 Jul
3 wk after
19 May
1 Jul
4 wk after
China aster
Callistephus chinensis
20 Mar – 3 Apr
9 Jun
6-8 wk
15 May
21 Jul
3 wk after
3 Jun
11 Jul
6 wk after
Annual phlox
Phlox drummondii
16 – 30 Mar
9 Jun
6-8 wk
11 May
21 Jul
3 wk after
3 Jun
11 Jul
6 wk after
Hollyhock
Alcea rosea
26 Feb – 12 Mar
6-8 wk
23 Apr
0 wk
6 May
2 wk after
Alpine delphinium
Delphinium elatum
29 Jan – 26 Feb
26 Apr
8-12 wk
23 Apr
21 Jun
0 wk
19 May
11 Jun
4 wk after
African marigold
Tagetes erecta
20 Mar – 3 Apr
9 Jun
6-8 wk
15 May
21 Jul
3 wk after
Black-eyed Susan
Rudbeckia hirta
2 – 16 Mar
30 May
6-8 wk
27 Apr
11 Jul
1 wk after
3 Jun
1 Jul
6 wk after
Wood sage
Salvia nemorosa
12 – 26 Feb
16 Apr
8-10 wk
23 Apr
11 Jun
0 wk
19 May
1 Jun
4 wk after
Black-eyed susan vine
Thunbergia alata
27 Mar – 24 Apr
4 Jun
6-10 wk
5 Jun
16 Jul
6 wk after
California goldenpoppy
Eschscholzia californica
23 Apr
21 Jul
0 wk
17 Apr
11 Jul
1 wk before
Painted tongue
Salpiglossis sinuata
6 – 20 Mar
16 May
8-10 wk
15 May
11 Jul
3 wk after
Water forget-me-not
Myosotis scorpioides
26 Feb – 12 Mar
10 May
6-8 wk
23 Apr
21 Jun
0 wk
6 May
11 Jun
2 wk after