SproutSmart
SproutSmart™ Intelligent Garden Sowing

Adelaide

Family: Apiaceae Root Vegetable

Planting Schedule

Provide your location or planting zone to unlock dates and add Adelaide to a garden.

Experience the sweet, crisp delight of Adelaide Nantes Carrots, known for their vibrant orange hue and tender texture.

With a flavor profile that is both earthy and subtly sweet, these carrots are perfect for fresh eating and add a delightful crunch to salads. Their uniform size and smooth skin make them a gardener's favorite for both home harvests and market sales.

Light: Full SunMaturity: 70 DaysHabit: Taproot

Botanical illustration of Adelaide

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Adelaide Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone Start Indoors Sow / Transplant Harvest
Zone 1a Protected Environment Only
Zone 1b Protected Environment Only
Zone 2a Direct Sow May 25th Aug 3rd – Aug 29th
Zone 2b Direct Sow May 15th Jul 24th – Aug 25th
Zone 3a Direct Sow May 15th Jul 24th – Sep 1st
Zone 3b Direct Sow May 19th Jul 28th – Sep 21st
Zone 4a Direct Sow May 15th Jul 24th – Sep 24th
Zone 4b Direct Sow May 13th Jul 22nd – Sep 27th
Zone 5a Direct Sow May 8th Jul 17th – Sep 30th
Zone 5b Direct Sow May 4th Jul 13th – Oct 5th
Zone 6a Direct Sow May 1st Jul 10th – Oct 10th
Zone 6b Direct Sow Apr 25th Jul 4th – Oct 16th
Zone 7a Direct Sow Apr 20th Jun 29th – Oct 20th
Zone 7b Direct Sow Apr 10th Jun 19th – Oct 28th
Zone 8a Direct Sow Apr 1st Jun 10th – Nov 5th
Zone 8b Direct Sow Mar 23rd Jun 1st – Nov 12th
Zone 9a Direct Sow Mar 6th May 15th – Nov 26th
Zone 9b Direct Sow Feb 9th Apr 20th – Dec 9th
Zone 10a — Oct 1st Dec 10th – Feb 28th
Zone 10b — Oct 1st Dec 10th – Feb 28th
Zone 11a — Oct 1st Dec 10th – Feb 28th
Zone 11b — Oct 1st Dec 10th – Feb 28th
Zone 12a — Oct 1st Dec 10th – Feb 28th
Zone 12b — Oct 1st Dec 10th – Feb 28th
Zone 13a — Oct 1st Dec 10th – Feb 28th
Zone 13b — Oct 1st Dec 10th – Feb 28th

Crop Details

TraitValue
Days to Maturity70
Sun RequirementsFull SunFull sun
Growth HabitTaproot
Support NeededNone
Planting DepthNormal
Germination Temp (°F)55
Min Soil Temp (°F)45
Min Night Temp (°F)28
Harden Off (days)Not Required

Culinary Notes


Chef's Note

Adelaide is a Nantes-type: think smaller, uniform, and sweet with a crisp bite—no need to coax it with long, aggressive cooking. Use it where texture matters (raw or lightly heat), and it’ll stay bright and tender instead of getting earthy or fibrous.

Best Uses

  • raw ribbons or coins in salad where they stay snappy
  • quick sauté or steam-finish to preserve sweetness
  • roasting to glaze in their own sugars without turning bitter at the edges
  • carrot purée/soups where the texture goes silky without tasting starchy

Flavor Profile

sweet, clean carrot sugar tender crunch with low woodiness gentle earthiness

Kitchen Pairings

olive oil ginger cumin butter lemon

Frequently Asked Questions


How do I manage powdery mildew on Adelaide plants?
Powdery mildew shows up as a white, powdery coating on Adelaide leaves and can quickly reduce yield in warm, humid spells. At the first signs, remove the most affected leaves, improve airflow by spacing plants, and avoid wetting foliage when watering. If it keeps spreading, spray an approved sulfur or potassium bicarbonate product, reapplying according to the label until symptoms stop.
How often should I water Adelaide during the 70-day growing phase?
Water Adelaide deeply so the root zone is evenly moist, aiming for about 1 inch of water per week, with more during hot, dry stretches. Let the top 1 inch of soil dry slightly between waterings to prevent soggy conditions, then water again thoroughly. Consistent moisture matters most from transplanting/seedling establishment through flowering and pod fill; don’t let it swing between bone-dry and waterlogged.
How can I tell when Adelaide is ready to harvest?
Adelaide is typically ready around day 70, when the edible parts reach their full size and the texture looks firm and usable (not soft or shriveled). Check a few plants: harvest when most specimens on the plant match the mature size/color, before quality declines. If you’re unsure, pick one and taste—harvest at the first sign of peak tenderness/flavor for your variety.