What to Plant in March

Your complete Zone 6B planting guide for March. Here's everything you should be starting, sowing, transplanting, and harvesting this month.

Start Indoors

8 plants

Tomato

🕐

60–85 days

📏

24-36 inches

Continue starting seeds indoors

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Pepper (Bell)

🕐

60–90 days

📏

18-24 inches

Continue starting seeds

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Cucumber

🕐

50–70 days

📏

36-60 inches

Start 3-4 weeks before transplanting

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Squash (Butternut)

🕐

85–110 days

📏

48-72 inches

Start 3-4 weeks before transplanting

vegetable

Watermelon

🕐

70–90 days

📏

60-96 inches

Start seeds 3-4 weeks before transplanting

fruit

Cantaloupe

🕐

70–90 days

📏

36-48 inches

Start 3-4 weeks before transplanting

fruit

Eggplant

🕐

60–80 days

📏

24-36 inches

Continue indoor growing

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Basil

🕐

50–75 days

📏

12-18 inches

Start seeds 6 weeks before last frost

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Direct Sow

9 plants

Lettuce

🕐

30–60 days

📏

6-12 inches

Direct sow as soon as soil can be worked

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Spinach

🕐

35–50 days

📏

4-6 inches

Continue succession planting

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Kale

🕐

50–70 days

📏

18-24 inches

Direct sow spring crop

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Peas

🕐

55–70 days

📏

2-4 inches

Continue planting

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Carrot

🕐

60–80 days

📏

2-3 inches

Direct sow in spring; keep soil moist

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Radish

🕐

22–35 days

📏

1-2 inches

Direct sow in early spring

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Potato

🕐

70–120 days

📏

12 inches

Main spring planting

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Dill

🕐

40–60 days

📏

12 inches

Direct sow in early spring

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Cilantro

🕐

45–70 days

📏

6-8 inches

Direct sow in early spring

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Transplant

3 plants

Lettuce

🕐

30–60 days

📏

6-12 inches

Transplant started seedlings

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Kale

🕐

50–70 days

📏

18-24 inches

Transplant spring seedlings

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Onion

🕐

90–120 days

📏

4-6 inches

Transplant sets or seedlings

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