Sweet Corn

Zea mays

vegetable

Sweet corn needs a warm, sheltered position and is best grown in blocks for wind pollination. The rewards are sweet, fresh cobs harvested in late summer.

Common Problems

Select the problem your Sweet Corn is experiencing to get a treatment guide.

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Yellow Leaveschevron_right

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Slow Growthchevron_right

Care Guide

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Light

Full sun, sheltered from wind.

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Water

Deeply and regularly especially when tassels appear.

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Soil

Rich, moisture-retentive soil.

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Fertiliser

High nitrogen in early growth.

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Temperature

18–30°C (65–86°F). No frost.

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Humidity

Moderate.

Toxicity

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Non-toxic.

Common Diseases

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Common Pests

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Seasonal Care

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Resume regular watering and feeding as growth picks up.

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Peak growing season. Water and feed regularly.

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Reduce watering as growth slows. Stop heavy feeding.

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Minimal watering and feeding. Protect from frost if needed.