Seed Swaps

Carrot 'Cosmic Purple'     

Daucus carota subsp. sativus

  • 60 plantings
  • 10 available for swap
  • 15 wanted
  • 85 stashed

Belonging to the Daucus genus (Daucus carota subsp. sativus 'Cosmic Purple'), Cosmic Purple is a variety of Carrot. Cosmic Purple is generally thought of as a heirloom open-polliated variety. Blooms appear in these approximate colours:   Anti-flash white. When ripe, fruit appear in these approximate colours:   Bright Purple and   Carrot orange. Leaves appear approximately as a   India green colour.

A 6-8 inch (15-20 cm) long Danver’s type carrot with dark purple skin, sweet orange flesh and a bright yellow core. It’s beautiful when sliced into coins. Roots are crunchy and sweet, and are very high in Vitamin A.

Developed by Dr. Phillipp Simon and staff at the USDA in Madison, Wisconsin. Although purple colored carrots have been cultivated in Afghanistan, Turkey and Middle East since about 900 A.D., this variety was released in 2005.

An annual, so it will last but a year in its native climate. Cosmic Purple is known for its Stemless habit and growing to a height of approximately 15.0 cm (5.85 inches).

United States is believed to be where Cosmic Purple originates from.

Being a fairly low maintenance plant, Cosmic Purple Carrot is normally quite easy to grow provided a minimum level of care is given throughout the year. It will be helpful to note the correct soil, sun and water needs of this plant to ensure that this plant thrives.

This variety plant info is provided by the myfolia gardener's wiki. All details about Cosmic Purple have been kindly provided by our members.

How to grow Cosmic Purple

  • Full Sun

  • High

Enjoys a full sun position in your garden and remember to water often. Keep in mind when planting that Cosmic Purple is thought of as very hardy, so this plant will tend to survive through freezing conditions. Use USDA Hardiness Zone 3 - 11 as your guideline for the appropriate climate for this plant. Planting Cosmic Purple in loamy and sandy soil with a ph of between 6.0 and 6.5 is ideal for as it does best in weakly acidic soil.

Growing Cosmic Purple from seed

Because carrot seeds are very small plant them very shallow allowing only enough soil to prevent them from being blown away by wind. The seeds will take from 7 to 15 days to germinate.

Try to aim for a seed spacing of at least 0.98 inches (2.5 cm) and sow at a depth of around 0.23 inches (0.6 cm). Soil temperature should be kept higher than 16°C / 61°F to ensure good germination.

By our calculations, you should look at sowing Cosmic Purple about 14 days after your last frost date.

Transplanting Cosmic Purple

Sow in deep, well-worked, stone-free soil after danger of heavy frost from spring to midsummer. Do not transplant, as crooked roots may result. Cultivate periodically or mulch to control weeds. Keep soil evenly moist.

As Cosmic Purple is very hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.

By our calculations, you should look at planting out Cosmic Purple about 14 days after your last frost date.

Harvesting Cosmic Purple

Cosmic purple carrots get about 7-inches long. The purple color is actually only skin deep, the inside is a lovely orange color.

This variety tends to be ready for harvesting by late spring.

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