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Planting in Canada - zone 4a Temperate Warm Summer regions

Planting in April - Gardenate

Broad Beans (also Fava bean) Start undercover in seed trays and plant out in 4-6 weeks
Broccoli Start undercover in seed trays and plant out in 4-6 weeks
Brussels sprouts Start undercover in seed trays and plant out in 4-6 weeks
Burdock (also Gobo (Japanese Burdock)) Start undercover in seed trays and plant out in 4-6 weeks
Cabbage Start undercover in seed trays and plant out in 4-6 weeks
Capsicum (also Bell peppers, Sweet peppers) Start undercover in seed trays and plant out in 4-6 weeks
Cauliflower Start undercover in seed trays and plant out in 4-6 weeks
Chilli peppers (also Hot peppers) Start undercover in seed trays and plant out in 4-6 weeks
Chives (also Garden chives) Start undercover in seed trays and plant out in 4-6 weeks
Collards (also Collard greens, Borekale) Sow seed
Cucumber Start undercover in seed trays and plant out in 4-6 weeks
Eggplant (also Aubergine) Start undercover in seed trays and plant out in 4-6 weeks
Garlic Plant cloves
Kale (also Borecole) Sow seed
Leeks Start undercover in seed trays and plant out in 4-6 weeks
Lettuce Start undercover in seed trays and plant out in 4-6 weeks
Luffa (also Loofah, plant sponge) Start undercover in seed trays and plant out in 4-6 weeks
Marrow Start undercover in seed trays and plant out in 4-6 weeks
Mint (also Garden mint) Start undercover in seed trays and plant out in 4-6 weeks
Mizuna (also Japanese Greens, Mitzuna, Mibuna) Start undercover in seed trays and plant out in 4-6 weeks
Mustard greens (also gai choy) Start undercover in seed trays and plant out in 4-6 weeks
Onion Start undercover in seed trays and plant out in 4-6 weeks
Oregano (also Pot Marjoram) Start undercover in seed trays and plant out in 4-6 weeks
Pak Choy (also Pak choi) Start undercover in seed trays and plant out in 4-6 weeks
Parsley (also curly leaf parsley or flat leaf (Italian) parsley) Start undercover in seed trays and plant out in 4-6 weeks
Pumpkin Start undercover in seed trays and plant out in 4-6 weeks
Rutabaga (also Swedes) Start undercover in seed trays and plant out in 4-6 weeks
Shallots (also Eschalots) Start undercover in seed trays and plant out in 4-6 weeks
Spinach (also English spinach) Sow seed
Spring onions (also Scallions, Bunching onions, Welsh onion) Start undercover in seed trays and plant out in 4-6 weeks
Strawberries (from seeds) Start undercover in seed trays and plant out in 4-6 weeks
Sweet Marjoram (also Knotted marjoram) Start undercover in seed trays and plant out in 4-6 weeks
Tomatillo Start undercover in seed trays and plant out in 4-6 weeks
Tomato Start undercover in seed trays and plant out in 4-6 weeks
Turnip Start undercover in seed trays and plant out in 4-6 weeks

Planning for May

Basil Sow seed
Beans - climbing (also Pole beans, Runner beans, Scarlet Runners) Sow seed
Beans - dwarf (also French beans, Bush beans) Sow seed
Beetroot (also Beets) Sow seed
Borage (also Burrage, Bugloss) Sow seed
Broad Beans (also Fava bean) Plant out (transplant) seedlings or sow seed
Broccoli Plant out (transplant) seedlings or sow seed
Brussels sprouts Plant out (transplant) seedlings or sow seed
Burdock (also Gobo (Japanese Burdock)) Plant out (transplant) seedlings or sow seed
Cabbage Plant out (transplant) seedlings or sow seed
Capsicum (also Bell peppers, Sweet peppers) Plant out (transplant) seedlings
Carrot Sow seed
Cauliflower Plant out (transplant) seedlings or sow seed
Chicory (also Witloof, Belgian endive) Sow seed
Chilli peppers (also Hot peppers) Plant out (transplant) seedlings
Chives (also Garden chives) Plant out (transplant) seedlings or sow seed
Collards (also Collard greens, Borekale) Sow seed
Coriander (also Cilantro, Chinese parsley) Sow seed
Corn Salad (also Lamb's lettuce or Mache) Sow seed
Cucumber Plant out (transplant) seedlings or sow seed
Daikon (also Japanese radish, Lo Bok) Sow seed
Dill Sow seed
Endive Sow seed
French tarragon Plant out (transplant) seedlings
Garlic Plant cloves
Horseradish Plant crowns
Jerusalem Artichokes (also Sunchoke) Plant tubers
Kale (also Borecole) Sow seed
Kohlrabi Sow seed
Leeks Plant out (transplant) seedlings
Lemon Balm (also Sweet balm, ) Sow seed
Lettuce Plant out (transplant) seedlings or sow seed
Marrow Plant out (transplant) seedlings
Mint (also Garden mint) Plant out (transplant) seedlings or sow seed
Mizuna (also Japanese Greens, Mitzuna, Mibuna) Plant out (transplant) seedlings or sow seed
Mustard greens (also gai choy) Plant out (transplant) seedlings or sow seed
Onion Plant out (transplant) seedlings
Oregano (also Pot Marjoram) Plant out (transplant) seedlings
Pak Choy (also Pak choi) Plant out (transplant) seedlings or sow seed
Parsley (also curly leaf parsley or flat leaf (Italian) parsley) Plant out (transplant) seedlings or sow seed
Parsnip Sow seed
Peas Sow seed
Potato Plant seed potatoes
Pumpkin Plant out (transplant) seedlings or sow seed
Radish Sow seed
Rhubarb Plant crowns
Rocket (also Arugula/Rucola) Sow seed
Rosemary Plant out (transplant) seedlings
Rutabaga (also Swedes) Plant out (transplant) seedlings or sow seed
Sage (also Common Sage) Sow seed
Savory - summer savory (also 'Bean Herb') Sow seed
Savory - winter savory (also Savory) Sow seed
Shallots (also Eschalots) Plant out (transplant) seedlings or sow seed
Silverbeet (also Swiss Chard or Mangold) Sow seed
Snow Peas (also Sugar Peas, Mangetout, Chinese Peas) Sow seed
Spinach (also English spinach) Sow seed
Spring onions (also Scallions, Bunching onions, Welsh onion) Plant out (transplant) seedlings or sow seed
Squash (also Crookneck, Pattypan, Summer squash) Start undercover in seed trays and plant out in 4-6 weeks
Strawberries (from seeds) Plant out (transplant) seedlings
Strawberry Plants Plant out (transplant) seedlings
Sunflower Sow seed
Sweet corn (also corn,maize) Sow seed
Sweet Marjoram (also Knotted marjoram) Plant out (transplant) seedlings
Thyme (also Common thyme) Sow seed
Tomatillo Plant out (transplant) seedlings
Tomato Plant out (transplant) seedlings
Turnip Plant out (transplant) seedlings or sow seed
Watermelon Start undercover in seed trays and plant out in 4-6 weeks
Zucchini (also Courgette/Marrow, Summer squash) Start undercover in seed trays and plant out in 4-6 weeks

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Recent Comments

  • 26 Mar - Carl
    What mint/spear varieties can be grown in Kennedale Texas, I believe zone 8a? Thank you!
    in Mint
  • 26 Mar - thabang mapetja
    I am also in Lesotho, last year I planted it in early March and harvested end of October.
    in Garlic
  • 24 Mar - Wayne Thresher
    I lost most of my crop to the wet chill weather this past summer. I'll have to buy chook feed this year. Can anyone recommend the hardiest crop that can tough out changing climate. rainy, windy...
    in Sunflower
  • 24 Mar - Zarina
    Hello I would live to grow luffa & make soaps with them to sell. Please advise me where I am able to buy it. Thank you
    in Luffa
  • 24 Mar - kathy cadler
    Can I harvest rhubarb all summer in zone 3a safely? I read recently that late summer harvests are poisonous . I’ve heard and have been practicing harvesting 1/3 or less of the plant at a time. T...
    in Rhubarb
  • 23 Mar - Peter Myers
    Copenhagen do well in the subtropics; I have grown them for years. When harvesting, cut below the cabbage, then new smaller cabbages grow from the same root. This year I am trying Primo. I plan...
    in Cabbage
  • 23 Mar -
    I read that kangarhu rhubarb is good for zone 9B. They are heat tolerant I'm going to try one.
    in Rhubarb

Read all recent comments

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This planting guide is a general reference intended for home gardeners. We recommend that you take into account your local conditions in making planting decisions. Gardenate is not a farming or commercial advisory service. For specific advice, please contact your local plant suppliers, gardening groups, or agricultural department. The information on this site is presented in good faith, but we take no responsibility as to the accuracy of the information provided.
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