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Companion Planting Chart Canada

Complete companion planting guide tailored for Canada gardens. Learn what to plant together based on local climate, seasons, and growing conditions.

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Climate Varies from subarctic to humid continental

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Growing Seasons Short season in most areas: May-September

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Hardiness Zones USDA 2-8 depending on region

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Gardening Tips for Canada

Use cold frames and row covers. Choose short-season varieties. Harden off seedlings.

🇨🇦 Popular in Canada

Best Vegetables for Canada Gardens

These vegetables thrive in Canada's climate and are popular choices for companion planting

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📋 Complete Chart

Full Companion Planting Chart for Canada

Browse all plants with companion planting information

Plant	Good Companions ✅	Avoid ❌	Tips
🍅 Tomato Vegetables	Basil, Carrot, Parsley, Marigold +8 more	Brassica, Fennel, Corn	Plant basil between tomato plants for best pest control. Marigolds…	View
🌶️ Pepper Vegetables	Tomato, Basil, Carrot, Onion +4 more	Fennel, Kohlrabi, Apricot	Great companions for tomatoes - plant them together in the…	View
🥒 Cucumber Vegetables	Bean, Pea, Corn, Radish +5 more	Potato, Sage, Mint	Plant radishes around cucumbers to repel cucumber beetles naturally.	View
🥕 Carrot Vegetables	Onion, Leek, Lettuce, Tomato +4 more	Dill, Parsnip, Celery	Interplant with onions in alternating rows for best carrot fly…	View
🥬 Lettuce Vegetables	Carrot, Radish, Strawberry, Chives +5 more	Celery, Parsley	Plant in partial shade of taller crops during hot weather.	View
🧅 Onion Vegetables	Carrot, Lettuce, Tomato, Pepper +4 more	Bean, Pea, Asparagus	Excellent pest deterrent - plant throughout the garden.	View
🧄 Garlic Vegetables	Tomato, Pepper, Cabbage, Rose +4 more	Bean, Pea, Asparagus	Plant garlic around roses and fruit trees for natural pest…	View
🫘 Bean Vegetables	Corn, Squash, Cucumber, Carrot +5 more	Onion, Garlic, Leek	Use Three Sisters planting: corn, beans, and squash together.	View
🟢 Pea Vegetables	Carrot, Radish, Turnip, Corn +4 more	Onion, Garlic, Leek	Follow peas with nitrogen-loving crops like tomatoes.	View
🌽 Corn Vegetables	Bean, Squash, Pumpkin, Cucumber +3 more	Tomato, Celery	Plant in blocks of at least 4x4 for pollination, not…	View
🎃 Squash Vegetables	Corn, Bean, Radish, Marigold +3 more	Potato, Pumpkin	Plant nasturtiums nearby to trap squash bugs.	View
🥒 Zucchini Vegetables	Corn, Bean, Radish, Nasturtium +3 more	Potato, Pumpkin	Harvest frequently to encourage more production.	View
🥔 Potato Vegetables	Bean, Corn, Cabbage, Horseradish +2 more	Tomato, Squash, Cucumber	Plant horseradish at corners of potato patch.	View
🥬 Cabbage Vegetables	Beet, Celery, Chamomile, Dill +6 more	Grape, Strawberry, Tomato	Interplant with herbs for natural pest control.	View
🥦 Broccoli Vegetables	Onion, Garlic, Beet, Celery +5 more	Strawberry, Tomato, Pepper	Cover with row covers to prevent cabbage moth damage.	View
🥦 Cauliflower Vegetables	Beet, Celery, Bean, Onion +4 more	Strawberry, Tomato, Pepper	Tie leaves over head to blanch curds white.	View
🥬 Kale Vegetables	Beet, Celery, Cucumber, Dill +4 more	Strawberry, Tomato, Bean	Frost improves flavor - plant for fall harvest.	View
🥬 Spinach Vegetables	Strawberry, Bean, Pea, Cabbage +4 more	Potato	Plant in shade of taller crops in summer to prevent…	View
🟣 Beet Vegetables	Onion, Garlic, Lettuce, Cabbage +3 more	Pole bean, Mustard, Charlock	Beet greens are edible too - harvest outer leaves.	View
🔴 Radish Vegetables	Carrot, Lettuce, Pea, Cucumber +4 more	Hyssop, Grape	Plant every 2 weeks for continuous harvest.	View
🥬 Celery Vegetables	Tomato, Cabbage, Cauliflower, Leek +3 more	Carrot, Parsnip, Potato	Needs consistent moisture - mulch well.	View
🍆 Eggplant Vegetables	Bean, Pepper, Spinach, Thyme +2 more	Fennel, Kohlrabi	Needs warm soil - wait until soil is 60°F to…	View
🥬 Asparagus Vegetables	Tomato, Parsley, Basil, Marigold +2 more	Onion, Garlic, Potato	Perennial crop - choose location carefully for 15+ year harvest.	View
🥬 Leek Vegetables	Carrot, Celery, Onion, Spinach +1 more	Bean, Pea	Hill soil around stems to blanch white portion.	View
🥕 Turnip Vegetables	Bean, Beet, Carrot, Celery +4 more	Potato, Tomato, Mustard	Fast growing - harvest in 40-60 days.	View
🍉 Watermelon Vegetables	Corn, Sunflower, Radish, Marigold +2 more	Potato, Cucumber, Squash	Needs lots of space - vines spread 10+ feet.	View
🍈 Cantaloupe Vegetables	Corn, Sunflower, Marigold, Nasturtium +2 more	Potato, Cucumber	Needs warm soil - wait until 2 weeks after last…	View
🎃 Pumpkin Vegetables	Corn, Bean, Marigold, Nasturtium +2 more	Potato, Squash	Leave 6-8 feet between plants for vining varieties.	View
🌿 Okra Vegetables	Pepper, Eggplant, Melon, Cucumber +2 more	None	Pick pods when 2-3 inches for best texture.	View
🥬 Swiss Chard Vegetables	Bean, Brassica, Celery, Lettuce +2 more	Corn, Cucumber, Melon	Cut outer leaves - plant keeps producing.	View
🥬 Kohlrabi Vegetables	Beet, Celery, Cucumber, Dill +3 more	Pepper, Pole bean, Strawberry	Harvest when bulb is 2-3 inches across.	View
🥬 Brussels Sprouts Vegetables	Beet, Carrot, Celery, Dill +5 more	Strawberry, Tomato, Pole bean	Frost improves flavor - plant for fall harvest.	View
🥬 Rhubarb Vegetables	Garlic, Onion, Cabbage, Kale +1 more	Dock, Melon, Cucumber	Only eat stalks - leaves are toxic.	View
🌿 Basil Herbs	Tomato, Pepper, Oregano, Parsley +3 more	Sage, Rue, Thyme	Pinch flowers to extend leaf production.	View
🌿 Dill Herbs	Cabbage, Lettuce, Onion, Cucumber +1 more	Carrot, Tomato, Fennel	Young dill helps tomatoes, but remove before it matures.	View
🌿 Parsley Herbs	Tomato, Asparagus, Corn, Pepper +1 more	Lettuce, Mint	Biennial - will flower and seed in second year.	View
🌿 Cilantro Herbs	Tomato, Spinach, Pepper, Bean +1 more	Fennel, Dill	Bolts quickly in heat - plant in partial shade or…	View
🌿 Chives Herbs	Carrot, Tomato, Apple, Rose +2 more	Bean, Pea	Divide clumps every 3-4 years.	View
🌿 Rosemary Herbs	Cabbage, Bean, Carrot, Sage +1 more	Cucumber, Pumpkin, Squash	Excellent container plant in colder zones.	View
🌿 Thyme Herbs	Cabbage, Potato, Strawberry, Tomato +2 more	Basil, Cilantro	Let it spread as ground cover between plants.	View
🌿 Sage Herbs	Cabbage, Carrot, Rosemary, Strawberry +2 more	Cucumber, Onion, Rue	Prune back in spring to prevent woody growth.	View
🌿 Mint Herbs	Cabbage, Tomato, Pea, Broccoli	Parsley, Chamomile	ALWAYS plant in containers - extremely invasive!	View
🌿 Oregano Herbs	Tomato, Pepper, Basil, Squash +2 more	None	Let it flower to attract pollinators.	View
💜 Lavender Herbs	Cabbage, Cauliflower, Broccoli, Rose +1 more	Mint, Shade lovers	Excellent border plant for vegetable gardens.	View
🌼 Chamomile Herbs	Cabbage, Onion, Cucumber, Wheat +1 more	Mint	Known as "plant doctor" - helps struggling plants.	View
🌿 Fennel Vegetables	Dill	Tomato, Pepper, Bean	Plant fennel away from vegetable garden.	View
🌿 Tarragon Herbs	Eggplant, Pepper, Tomato	None	French tarragon is best for cooking.	View
🌿 Lemon Balm Herbs	Brassica, Fruit trees, Tomato, Squash	None	Spreads readily - plant in containers.	View
🏵️ Marigold Flowers	Tomato, Pepper, Potato, Squash +4 more	Cabbage, Bean	Plant as borders around entire vegetable garden.	View
🌺 Nasturtium Flowers	Tomato, Cucumber, Cabbage, Squash +3 more	None	Flowers and leaves are edible - peppery flavor.	View
🌻 Sunflower Flowers	Corn, Cucumber, Melon, Squash +1 more	Potato, Pole bean	Plant on north side of garden to avoid shading other…	View
🌸 Zinnia Flowers	Tomato, Pepper, Cucumber, Squash +1 more	None	Cut flowers to encourage more blooms.	View
🌸 Petunia Flowers	Bean, Tomato, Pepper, Squash +1 more	None	Excellent container and border plant.	View
🌼 Calendula Flowers	Tomato, Asparagus, Most vegetables	None	Deadhead for continuous blooms.	View
💙 Borage Flowers	Tomato, Squash, Strawberry, Cabbage	None	Self-seeds prolifically. Blue flowers are edible.	View
🍓 Strawberry Fruits	Lettuce, Spinach, Bean, Onion +3 more	Cabbage, Broccoli, Cauliflower	Rotate beds every 3 years to prevent disease.	View
🫐 Raspberry Fruits	Garlic, Tansy, Turnip, Yarrow	Potato, Tomato, Eggplant	Prune dead canes after fruiting.	View
🍇 Grape Fruits	Chives, Oregano, Rose, Hyssop +1 more	Cabbage, Radish, Cypress	Roses planted nearby show disease problems first.	View
🌿 Artichoke Vegetables	Sunflower, Tarragon, Pea, Cabbage +1 more	None	Plant in full sun with good drainage. Mulch heavily.	View
🥬 Arugula Vegetables	Bean, Beet, Carrot, Cucumber +4 more	Strawberry	Plant in partial shade during summer to prevent bolting.	View
🥬 Bok Choy Vegetables	Beet, Bush bean, Carrot, Celery +6 more	Strawberry, Tomato, Pepper	Grows fast - harvest in 45-60 days.	View
🥬 Collard Greens Vegetables	Beet, Carrot, Celery, Cucumber +5 more	Strawberry, Tomato	Heat tolerant - great for southern gardens.	View
🥬 Endive Vegetables	Carrot, Radish, Strawberry, Chervil	Celery	Blanch by covering to reduce bitterness.	View
🍈 Honeydew Vegetables	Corn, Sunflower, Marigold, Nasturtium +1 more	Potato, Cucumber	Needs 100+ days of warm weather.	View
🥬 Mustard Greens Vegetables	Beet, Celery, Corn, Dill +3 more	Strawberry, Sunflower	Fast growing - harvest baby leaves in 3 weeks.	View
🥕 Parsnip Vegetables	Bean, Garlic, Onion, Pea +3 more	Carrot, Celery, Dill	Frost sweetens parsnips - harvest after first frost.	View
🥬 Radicchio Vegetables	Carrot, Fennel, Lettuce, Spinach +1 more	None	Cut heads when firm - regrows for second harvest.	View
🥕 Rutabaga Vegetables	Beet, Carrot, Onion, Pea +1 more	Potato, Tomato	Best flavor after frost. Store in cool conditions.	View
🍅 Tomatillo Vegetables	Basil, Carrot, Marigold, Nasturtium +2 more	Brassica, Fennel, Corn	Need two plants for pollination.	View
🌿 Watercress Vegetables	Mint, Chervil, Lettuce	None	Grows in water or consistently moist soil.	View
🎃 Winter Squash Vegetables	Bean, Corn, Marigold, Nasturtium +2 more	Potato, Pumpkin	Cure in sun for 10 days before storing.	View
🌿 Anise Herbs	Coriander, Bean, Brassica	Carrot	Needs long, warm growing season.	View
🌿 Bay Laurel Herbs	Bean, Rosemary, Sage	None	Grow in container in cold climates.	View
🌿 Catnip Herbs	Beet, Pumpkin, Squash, Collard Greens	None	Can spread aggressively - contain if needed.	View
🌿 Chervil Herbs	Carrot, Lettuce, Radish, Broccoli	None	Prefers cool, shady conditions.	View
🌿 Comfrey Herbs	Fruit trees, Tomato, Pepper, Most vegetables	None	Chop and drop for instant mulch.	View
🌿 Lovage Herbs	Bean, Potato, Most vegetables	None	Grows very tall - plant at back of garden.	View
🌿 Marjoram Herbs	Most vegetables, Pepper, Eggplant, Squash	None	Harvest before flowering for best flavor.	View
🌿 Stevia Herbs	Basil, Oregano, Thyme	None	Grow as annual in cold climates.	View
🌿 Summer Savory Herbs	Bean, Onion	None	Traditional bean companion in European gardens.	View
🌿 Winter Savory Herbs	Bean, Onion, Thyme	None	Evergreen in mild climates.	View
🌿 Lemongrass Herbs	Tomato, Pepper, Most vegetables	None	Grow in containers and overwinter indoors.	View
🌸 Alyssum Flowers	Potato, Brassica, Grape, Most vegetables	None	Excellent ground cover between vegetables.	View
🌸 Bachelor Button Flowers	Most vegetables, Strawberry	None	Edible flowers - use in salads.	View
🌸 Chrysanthemum Flowers	Most vegetables	Lettuce	Plant near pest-prone vegetables.	View
🌸 Cosmos Flowers	Tomato, Squash, Brassica, Most vegetables	None	Easy to grow - direct sow after frost.	View
🌸 Dahlia Flowers	Most vegetables, Zinnia	None	Lift tubers in cold climates.	View
🌸 Sweet Pea Flowers	Most vegetables, Bean	None	Plant in fall in mild climates for spring bloom.	View
🌼 Tansy Flowers	Potato, Squash, Cucumber, Raspberry +1 more	None	Toxic if ingested - plant away from food gardens.	View
🌸 Yarrow Flowers	Most herbs, Most vegetables	None	Increases essential oil content in nearby herbs.	View
🍑 Apricot Fruits	Basil, Tansy, Nasturtium, Garlic +1 more	Pepper, Tomato, Potato	Needs cold winters for proper fruiting.	View
🥑 Avocado Fruits	Citrus, Garlic, Onion, Comfrey +1 more	None	Need another variety for cross-pollination.	View
🍌 Banana Fruits	Sweet potato, Lemongrass, Ginger, Comfrey	None	Heavy feeders - add lots of compost.	View
🍒 Cherry Fruits	Allium, Marigold, Nasturtium, Chives +1 more	Grass, Potato, Tomato	Keep grass away from trunk base.	View
🌿 Fig Fruits	Rue, Comfrey, Mint, Strawberry	None	Can be grown in containers in cold climates.	View
🥝 Kiwi Fruits	Grape, Citrus, Lavender, Marjoram	None	Need male and female plants for fruit.	View
🥭 Mango Fruits	Banana, Citrus, Ginger, Turmeric	None	Protect from frost when young.	View
🫒 Olive Fruits	Lavender, Rosemary, Thyme, Oregano	None	Drought tolerant once established.	View
🌿 Papaya Fruits	Banana, Sweet potato, Bean	None	Fast growing - fruits in first year.	View
🌿 Passionfruit Fruits	Citrus, Banana, Avocado	None	Needs sturdy trellis for vigorous vines.	View
🍑 Peach Fruits	Basil, Tansy, Garlic, Onion +2 more	Tomato, Potato, Raspberry	Needs 600-900 chill hours.	View
🍐 Pear Fruits	Clover, Daffodil, Allium, Nasturtium +1 more	Grass, Juniper	Most varieties need cross-pollination.	View
🍊 Persimmon Fruits	Comfrey, Clover, Allium	None	American types are cold hardier.	View
🍑 Plum Fruits	Allium, Marigold, Nasturtium, Tansy +1 more	Potato, Tomato, Grass	Most need cross-pollination.	View
🍎 Pomegranate Fruits	Lavender, Rosemary, Basil, Thyme	None	Drought tolerant once established.	View
🍐 Quince Fruits	Comfrey, Clover, Allium, Nasturtium	Grass	Fruits need cooking to be edible.	View

📅 When to Plant

Canada Planting Calendar

Best months for planting in Canada

Jan

Feb

Mar

Apr

May 🌱

Jun 🌱

Jul 🌱

Aug 🌱

Sep 🌱

Oct

Nov

Dec

🌱 = Best planting months for Canada

🌍 Other Regions

Companion Planting Guides by Country

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Frequently Asked Questions

What is the best time to plant vegetables in Canada?

Short season in most areas: May-September. The best months for planting are May, Jun, Jul, Aug, Sep.

What vegetables grow best in Canada?

Popular vegetables for Canada gardens include Potato, Carrot, Cabbage, Pea, Bean, Tomato, Squash. These are well-suited to the local climate.

What companion planting tips work best in Canada?

Use cold frames and row covers. Choose short-season varieties. Harden off seedlings.

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