Root vegetables
70-80days to harvest
10-17days to germinate
Z4–11USDA zones
Easydifficulty
F1 hybridContainer friendly

Sowing

Direct sow 2-3 weeks before last frost. Sow seeds 1/4 inch deep in rows 12 inches apart. Succession plant every 2-3 weeks.

Cultivation

Sun
Full sun to partial shade (4-6+ hours)
Water
1 inch per week, consistent moisture
Soil
Deep, loose, well-drained sandy loam free of rocks
Soil pH
6.0-6.8
Spacing
2-3 inches
Season
Cool season

Appearance & flavour

Colour
Deep purple exterior with bright orange core
Size
7 inches long, 1 inch diameter
Shape
Cylindrical, tapered, smooth
Flavour
Sweet and crisp with mild spicy notes from the purple skin

In the kitchen

Fresh eating, salads, roasting, stir-fries, pickling. Excellent for adding color to dishes.

Pests, disease & resistance

Pests
Carrot fly, aphids, flea beetles, wireworms
Diseases
Alternaria leaf blight, bacterial soft rot, aster yellows
Resistance
Good resistance to alternaria leaf blight and cercospora leaf spot

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
1——June – JulyAugust – September
2——May – JulyAugust – September
3——May – JuneJuly – October
4——April – JuneJuly – October
5——April – MayJune – November
6——April – MayJune – November
7——March – MayJune – November
8——March – AprilMay – December
9——February – MarchApril – December
10——January – MarchApril – December
11——January – FebruaryMarch – December
12——January – FebruaryMarch – December
13——January – FebruaryMarch – December

Companion planting

8 beneficial pairings indexed for this variety, 3 to avoid.

ChivesRepels carrot fly and aphids while improving soil structure
LeeksNatural pest deterrent against carrot fly and root maggots
RosemaryStrong scent masks carrot odor from pests and repels carrot fly
SageDeters carrot fly and other root vegetable pests with aromatic oils
LettuceShallow roots don't compete, provides living mulch and efficient space use
RadishesBreak up compacted soil for carrot root development and mature quickly
MarigoldsRepel nematodes and other soil-borne pests that damage carrot roots
TomatoesProvide shade for carrots in hot weather while carrots loosen soil for tomato roots

Avoid

DillAttracts carrot fly and can stunt carrot growth when planted too close
ParsnipsCompete for same nutrients and attract similar pests like carrot fly
CorianderCan inhibit carrot seed germination and early growth through allelopathic compounds

Nutrition (per 100 g)

Calories (per 100 g)
41
Protein (g)
0.93
Fat (g)
0.24
Carbohydrate (g)
9.58
Fibre (g)
2.8
Sugars (g)
4.74
Vitamin A (µg)
835
Vitamin C (mg)
5.9
Vitamin E (mg)
0.66
Vitamin K (µg)
13.2
Vitamin B6 (mg)
0.138
Folate (µg)
19
Calcium (mg)
33
Iron (mg)
0.3
Magnesium (mg)
12
Phosphorus (mg)
35
Potassium (mg)
320
Zinc (mg)
0.24
Selenium (µg)
0.1

Where to buy seed and equipment

Some links are affiliate links. If you buy through them we may earn a commission at no extra cost to you.

Growing it? There is a full cultivation guide at the root vegetables growing guide.

Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.

DarkGrow forum

Grown Cosmic Purple Carrot?

Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.

Similar varieties

Other root vegetables with a comparable time to harvest, so a season that suits Cosmic Purple Carrot suits these too.

Browse all 56 root vegetables