Garden Scheme

Plant library  ·  Vegetables

Carrot

Daucus carota subsp. sativus

Carrot is a compact annual root crop for a sunny vegetable bed, producing a low, leafy canopy about 1 foot tall. Its harvest window runs from late spring into fall, with roots typically reaching maturity in about 75 days. Give it a dedicated stretch of deeply loosened ground rather than a spot that will be disturbed by later planting or digging.

Sunlight Full Sun
Water Regular
USDA zones 3–11
Spacing 0.25 ft
Mature size 1 ft tall, 0.5 ft wide
Harvest Late spring - fall

Placement and use

Place carrots in an open part of the bed where taller crops and structures will not cut into full sun. A narrow block or repeated short rows makes thinning, watering, and harvest easier than scattering plants through the border. Reserve adjacent space for onions, chives, leeks, lettuce, tomatoes, rosemary, or sugar snap peas when those crops are part of the plan; keep dill and fennel in a separate area.

Spacing and mature footprint

Thin plants to 3 inches apart, center to center. This is an intensive crop spacing, not a 6-inch clear circle around every plant: the foliage can form a roughly 6-inch-wide low canopy while roots develop below. Lay out rows or bands so they can be reached from one side of the bed, avoiding the need to step into the planting area when thinning or lifting roots.

Three plants set 0.25 ft apart, center to center; shaded circles show the 0.5 ft mature spread.

Sun, water, and soil

Use deep, loose, well-drained soil with a smooth surface, free of compaction and large stones. Direct-sow into the finished bed, then keep the seed zone evenly moist through emergence and maintain regular moisture as roots enlarge. A bed close to a water source simplifies this steady routine and helps avoid dry intervals that can lead to poorly shaped or undersized roots.[1][2]

Seasonal notes

Carrots occupy a bed for roughly 75 days before the first harvests, then can be lifted as needed from late spring through fall. For a longer harvest period, divide the allocated row or block into successive short sowings rather than planting the whole area at once. Clear harvested sections promptly so the space can return to the plan for a following crop.[2]

Planning caveats

Avoid treating carrot rows as transplant space: roots establish best when seeded directly where they will grow. In containers, choose a shorter-rooted type and allow at least 10 to 12 inches of potting-mix depth. Keep the container close enough for regular watering, since the small planting volume dries more quickly than an in-ground bed.[2][3]

Growing facts

Botanical name
Daucus carota subsp. sativus
Type
Vegetable
Category
Vegetables
Lifecycle
annual
USDA hardiness zones
3–11
Sunlight
Full Sun
Water
Regular
Plant spacing
0.25 ft
Mature size
1 ft tall, 0.5 ft wide
Days to maturity
75
Harvest season
Late spring - fall
Pollinator friendly
No
Deer resistant
No
Native to North America
No

References

  1. Carrots — Oregon State University Extension Service
  2. Growing carrots and parsnips in home gardens — University of Minnesota Extension
  3. Plants Grown in Containers — NC State Extension Publications

Editorial content updated 2026-07-20.