Cranberry

Vaccinium macrocarpon

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verifiedReviewed by the GreenScout Team

Cranberry is a low-growing, trailing vine producing tart red berries that are harvested in autumn for culinary and medicinal uses. These plants thrive in wet, acidic soils and are often grown in flooded bog conditions, though home gardens can accommodate them in containers or moist beds. Cranberries are highly nutritious and valued for juices, sauces, and traditional holiday fare.

Common Problems

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

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Underwateringchevron_right

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Slow Growthchevron_right

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Yellow Leaveschevron_right

Care Guide

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Light

Full sun (6–8 hours daily); adequate light ensures better fruiting and berry development

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Water

Requires consistently wet to soggy soil; standing water or bog conditions are ideal; 1–2 inches weekly minimum; water year-round

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Soil

Very acidic, peaty soil (pH 4.0–5.5); must be well-draining yet moisture-retentive; sand and peat mixture works well

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Fertiliser

Minimal fertilizer needed; light application of acid-forming fertilizer in spring; avoid excess nitrogen

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Temperature

Cold-hardy perennial; requires significant winter chill; thrives in cool climates; struggles above 75°F

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Humidity

High humidity essential; bog or wet conditions replicate native habitat; standing water acceptable

Toxicity

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Non-toxic and widely consumed; used medicinally to support urinary health

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.

Frequently Asked Questions

Does Cranberry really need standing water to grow?

It thrives with it — high humidity and bog or wet conditions replicate its native habitat, and standing water is acceptable, unlike most other fruiting plants.

Can I grow Cranberry in a home garden without a bog?

Yes — home gardens can accommodate it in containers or consistently moist, very acidic beds (pH 4.0–5.5) even without full commercial flooded bog conditions.