Purple Vienna Kohlrabi Seeds
Purple Vienna Kohlrabi Seeds
Purple Vienna is a standard variety of kohlrabi popular in both home gardens and markets. It features deep purple skin and crisp greenish-white flesh. The mild flavor of the flesh makes it suitable for both cooking and consuming fresh. It is recommended to harvest the bulbs when they reach a diameter of about 5 centimeters, which typically occurs around 55 days after sowing.
The term "kohlrabi" originates from a German word meaning "cabbage turnip." This vegetable was initially developed in northern Europe around the 16th century. By the end of that century, its cultivation had spread across Europe and into the Mediterranean region. The first documented mention of kohlrabi in the United States dates back to the early 16th century. Over time, kohlrabi has gained popularity in various countries, including China, Israel, and Africa. It has also become a staple ingredient in northern Indian cuisine. The Purple Vienna heirloom kohlrabi variety has been cultivated since 1863.
When cultivating Purple Vienna kohlrabi, it is essential to monitor the size of the bulbs for optimal quality. Harvesting at around 5 centimeters in diameter ensures that the bulbs remain tender and flavorful. As kohlrabi matures, the bulbs may become fibrous, affecting their taste and texture. Therefore, early harvesting is recommended to maintain the desired quality.
The rich history of kohlrabi's cultivation reflects its widespread popularity and versatility in various cuisines around the world. From its origins in Europe to its adoption in regions such as India and Africa, kohlrabi has established itself as a valuable culinary ingredient. The Purple Vienna heirloom variety, with its vibrant purple skin and delicious flesh, continues to be cherished by gardeners and consumers alike for its exceptional flavor and texture.
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How To Grow
How To Grow
Sowing: Kohlrabi thrives in cooler climates but can be grown continuously from spring to fall in most areas. Directly sow purple Vienna kohlrabi seeds in well-drained soil and full sunlight, ideally 2-3 months before the last spring frost or when the soil temperature reaches at least 10 degrees Celsius. Plant the seeds at a depth of 0.6 centimeters with ten seeds per 30 centimeters. Thin the plants to 12.7 centimeters apart in rows spaced 30 centimeters apart. To ensure a continuous harvest, sow new seeds every few weeks until six weeks before the first autumn frost. Gardeners in regions with mild winters can sow seeds in late winter for an early spring harvest. For companion planting benefits, consider planting kohlrabi alongside onions, beets, or cucumbers, but avoid pairing it with strawberries or tomatoes.
Growing: Kohlrabi requires adequate moisture and fertile soil for successful growth. Optimal flavor and tenderness are achieved when kohlrabi grows rapidly. Maintain soil moisture and control weeds by applying mulch. Keep an eye out for pests such as aphids and maggots, which can damage the crop.
Harvesting
Harvesting
Harvest kohlrabi for best tenderness when the bulbs reach a diameter of 5-7.5 centimeters. Pull up the entire plant and trim off the leaves and roots. Kohlrabi can be stored in the refrigerator for up to one month.
Seed Saving
Seed Saving
To preserve genetic purity, separate kohlrabi from other members of the cabbage family like broccoli or cauliflower. In late autumn, harvest the plants designated for seed saving by digging them up, removing the leaves and stem, and cutting the root to a length of 10-15 centimeters. Keep the plants in moist sand at a temperature of about 4 degrees Celsius. Replant the selected plants 4-6 weeks before the last spring frost. The plants will grow stems about 120-150 centimeters tall, bearing many yellow, four-petaled flowers. Allow the flowers to mature; once seed pods form, harvest them and let them dry. Extract the seeds from the pods and store the purple Vienna kohlrabi seeds in a cool, dry place for up to five years.
Extra Facts
Extra Facts
Planting Methods: Indoor, Outdoor
Blooming Season: Purple Vienna Kohlrabi (Brassica oleracea) is primarily grown for its succulent bulbs rather than for ornamental purposes, and it is not typically cultivated for its flowers. The plant is a cool-season biennial, but it is typically harvested before it reaches the flowering stage. If left to mature, the kohlrabi may produce small yellow flowers, signifying the transition to the reproductive phase of its life cycle.
Planting Season: Spring, Fall
Latin Name/USDA Zones: Brassica oleracea var. gongylodes/ 3, 4, 5, 6, 7, 8, 9, 10
Sunlight Required/ Height: Full Sun/ 30 to 60 cm
Shelf Life After Test Date: The shelf life of Purple Vienna Kohlrabi Seeds after the test date varies. Proper storage conditions are crucial. In ideal settings, seeds can remain viable beyond the test date, but germination rates may decline. Store in a cool, dry place, and consider a germination test if using older seeds. Always prioritize fresh seeds for optimal results.
Seed Type: GMO Free, Open Pollinated
Soil Type: Loam Soil