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Crop Guide

How to grow carrot

Root · Drought-tolerant · Frost-tolerant

Primary source · Iowa State Extension
Carrot
Brad FerradaWritten by Brad Ferrada, who built Garzed · planting data from university extensions
Moisture range
30–50%
Days to maturity
65–80
Light
Full sun
Growing Degree Units
1400 · base 40°F
When to plant carrot in your zone
Indoor-start, transplant and harvest dates calibrated to your climate.
See planting calendar →

Growing notes

UMN Extension

Carrots and parsnips grow best in sandy loam soil and should always be planted directly into the garden, never started in pots. The seeds can take up to three weeks to germinate and require consistent moisture to prevent bitter, tough, misshapen roots.

Harvest signs

You can harvest carrots anytime they reach a usable size. For most varieties, this is 6 to 8 weeks after planting when the roots are ¾ inch or more in diameter.

Planting referenceDepth, spacing, pH, light
Depth
¼ to ½ inches deep
Spacing
2 to 4 inches apart · Rows: 18 to 24 inches apart
pH range
6–7
Light
Full sun (6+ hr direct)
Pests & diseasescutworms, root maggots, aster yellows
Common pests · 2
Cutworms: can cut young plants off at the base
Root maggots: feed on and destroy the roots
Common diseases · 1
Aster yellows: hairy, bitter roots and yellow tops

Companions & antagonists

Plant near:TomatoOnion
Keep apart from:Dill

Common questions

How much water does carrot need?

Carrot is fairly drought-tolerant once established and can dry out further between waterings. A soil-moisture range of about 30–50% is plenty — overwatering does more harm than a little dryness.

Can I grow carrot in a raised bed or container?

Yes — carrot does well in raised beds and is happy in a decent-sized container too, as long as drainage is good.

Does carrot come back every year?

No — carrot is an annual. It completes its life in one season, so you replant it each year.