Black Nebula Carrot is a stunning open-pollinated variety with deep purple roots that are black all the way through, occasionally ringed with purple. Bred specifically for home gardeners, these 4-8 inch roots mature in 70-79 days and thrive in zones 2-10 with full sun and moderate water. The real draw is their remarkable versatility: eat them fresh when small (4 inches or less) for the best flavor and texture, roast them, steam them, or press them into a gorgeous dark purple juice that turns bright pink with a splash of lemon. They even hold their color beautifully when cooked.
Photo © True Leaf Market
Growing Conditions
USDA Zone
2-10
Sunlight
Full Sun
Water
Moderate
Soil
Well-drained, Loose, Fertile Loam
Preferred Temp55-75°F
Growth Stats
8 in
Height
—
Width
2 in
Spacing
70–79
Days to Harvest
PeriodBiennial
TypeForb/herb
Plant Profile
Sunlight
Full Sun
Water
Moderate
Zones
2-10
Size
8in H x ?in W
Growth
Biennial
Care
Moderate
Hover over chart points for details
Highlights
These carrots originated in Northern Africa and pack serious visual drama with their jet-black centers and occasional purple rings. Beyond their striking appearance, Black Nebula carrots are nutritionally rich and retain their color through cooking better than most purple varieties, making them stand out both on the plate and in the garden. If you let a few roots overwinter, their white umbels tinged with lavender become cut flowers that attract bees, extending the garden's productivity long after harvest season.
Common Uses
Black Nebula carrots shine when eaten fresh in salads where their dramatic color adds visual impact, or roasted to concentrate their natural sweetness. They're excellent steamed as a simple side dish and are particularly prized for fresh-pressed juice, which develops a rich, dark purple color that transforms to vibrant pink when lemon juice is added. Their color stability through cooking makes them ideal for cooked dishes where you want to retain visual drama. Home dyers also value them as a natural source for dye work.
Growing Timeline
First Bloom
Early Spring
First Harvest
Mid-summer
Last Harvest
Late Summer
Care Instructions
Direct Sow
Sow Black Nebula seeds directly into the garden bed once soil is workable in spring. For fall crops in longer-season climates, sow again in mid-summer for a second harvest before frost. Germination occurs best between 45-75°F.
Harvesting
Black Nebula carrots are best harvested when they reach 4 inches or smaller for optimal flavor and tender texture. At this size, the roots have developed their full dark purple-black color and the flesh remains sweet and crisp. Pull by hand when soil is moist, or carefully loosen soil with a fork first to avoid breaking the roots. For a dual-purpose harvest, you can leave some roots in the garden through the season; as they mature beyond eating size, their foliage develops into attractive white flowers tinged with lavender that make lovely cut flowers and attract pollinators.
Growing Calendar
Enter your ZIP code to see a personalized growing calendar for this plant.
Companion Planting
Ecology & Traits
Edible
Scientific Classification
Daucus carota L. var. sativus Hoffm.
Family
Apiaceae
Genus
Daucus
Duration
Biennial
Native Status
L48 (I)PR (I)CAN (I)SPM (I)
History & Origin
“Black Nebula originated in Northern Africa, where its deep purple coloring and distinctive flavor developed in traditional growing regions. The variety was later refined and introduced to the home gardening market as an open-pollinated cultivar, bred to bring both exceptional flavor and dramatic visual appeal to home growers who wanted something beyond standard orange carrots.”