Vegetable Garden Tips

If this is your first time planting a vegetable garden, the task can be very daunting. Find out how to start a vegetable garden, and find out about planning, planting and picking! For tips on sheet mulching, check out Sheet Mulching.

 Are you unsure about when to start planning your vegetables? Which veggies need to be grown indoors first, or which can be planted straight into your garden? Check out this planting schedule, appropriate for Ontario climate, to answer your questions.

Southwestern Ontario Planting Calendar

Vegetables

Indoor seeding

Outdoor seeding

Outdoor transplanting

Seeds per gram

Beans
(yellow or green)

Late May-
Late June

-

Beets

Mid-May

50

Broccoli

Mid-April

May

300

Brussels sprouts

Mid-April

Mid to late May

300

Cabbage

Mid-April

May

300-500

Cabbage (Chinese)

Early July

300

Carrots

Mid-May

700

Cauliflower

Mid-April

Late May

300

Celeriac

Mid-March

Mid to late May

2 500

Celery

Mid-March

Mid to late May

2 500

Chard

Mid-April

Mid-May

Mid-May

50

Chicory

Early July

600

Chives

March

Mid-May

Early May

300-500

Corn

Mid-May

-

Cucumber

Early May

Late May

Early June

35

Eggplant

Late March

Early June

150

Garlic

October or early May

-

Ground cherry

Late March

Early June

300

Kohlrabi

Mid-May

500

Leeks

Early March

Early May

400

Lettuce (Head)

Mid-April

Late May

800

Lettuce (Leaf)

Mid-April

Early May

Late May

800

Muskmelon

Mid to late April

Early June

35

Onions

Early March

Early May
(tie in bunches)

Early May

250

Parsley

Early March

Early May

Early May

600

Parnsnip

Mid-May

220

Peas

Mid-May

2-6

Peppers

Late March

Early June

150

Potatoes

Mid-May

-

Pumkin

Early May

Mid-May

Early June

4

Radishes

May-June

120

Rutabaga

Mid-May

300

Salsify

Mid-May

100

Shallots (Autumn)

Late August

-

Shallots (Spring)

Early May

-

Spinach

Mid-May

90

Tomatoes

Late March- mid-April

Early June

300-400

Turnips

Mid-May

400-750

Watermelon

Mid to late May

Early June

20