When to Sow Broccoli?

Broccoli – cruciferous vegetable rich in vitamins. Prefers cooler temperatures. Below you'll find exact sowing dates, growing requirements, recommended fertilization and companion plants — all from our plant database. Click the button to see dates personalised for your region in the interactive planner.

Sowing dates – 🥦 Broccoli

Sowing dates Broccoli
Indoor sowing Mar–Jul
Transplanting Apr–Aug
Direct sowing Apr–Aug
Harvest period Jun–Oct
Days to harvest70
Spacing 45 × 60 cm
Sowing depth 1 cm
Days to germination7

Growing requirements

Broccoli (Brassica oleracea var. italica) belongs to the family: Brassica. The requirements below come straight from the app database – you will see the same values on the plant card in Gardener Planner.

Sunlight high
Water high
Soil loamy
pH 6–7
Family Brassica

Fertilization (NPK)

Approximate nutrient demand. For precise doses, test your soil first – the NPK fertilizer calculator will do the math for you.

Nitrogen (N) very high (22–30 g/m² per season)
Phosphorus (P) high (60–80 mg/l in soil)
Potassium (K) high (175–225 mg/l in soil)

Companion planting

Good companions reduce pests and diseases and make better use of bed space. Click a vegetable to see its sowing dates.

Good companions: Beans, Dill, Celery

Bad companions: Tomato, strawberry

Plan your Broccoli in the app

Gardener Planner lets you match sowing dates to your climate zone, track progress and plan crop rotation across your whole garden.

Open Gardener Planner →

Frequently asked questions

When to sow Broccoli indoors?

Sow Broccoli indoors from Mar–Jul. Seedlings are ready to transplant after about 6–8 weeks.

When to transplant Broccoli?

Transplant Broccoli outdoors from Apr–Aug, after the last frost.

When to harvest Broccoli?

Harvest Broccoli from Jun–Oct (approx. 70 days from transplanting/germination).

What spacing and sowing depth?

Spacing: 45 × 60 cm. Sowing depth: 1 cm. Days to germination: 7.

What to plant next to Broccoli?

Good companions: Beans, Dill, Celery. Bad companions: Tomato, strawberry.

When to Sow? – Sowing dates for every vegetable

🍅 Tomato · 🥕 Carrot · 🥒 Cucumber · 🥒 Greenhouse Cucumber · 🥬 Lettuce · 🫑 Pepper · 🥔 Potato · 🧅 Onion · 🥬 Cabbage · 🫘 Beans · 🫛 Peas · 🥬 Radish · 🥒 Zucchini · 🎃 Pumpkin · 🧄 Garlic · 🥬 Leek · 🥬 Spinach · 🥬 Beetroot · 🥬 Cauliflower · 🥬 Kohlrabi · 🥬 Celery · 🌿 Parsley · 🥕 Parsnip · 🍆 Eggplant · 🌽 Corn · 🍠 Sweet Potato · 🥬 Asparagus · 🥬 Turnip · 🥬 Brussels Sprouts · 🥬 Kale · 🥬 Swiss Chard · 🥬 Arugula · 🥬 Endive · 🥬 Rhubarb · 🌿 Horseradish · 🌿 Fennel · 🥬 Artichoke · 🥬 Okra · 🥬 Watercress · 🌿 Chives · 🌿 Basil · 🌿 Dill · 🌿 Mint · 🌿 Thyme · 🌿 Rosemary · 🌿 Sage · 🌿 Oregano · 🌿 Cilantro · 🌿 Lovage · 🥬 Sorrel · 🫛 Broad Beans

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