Raphanus sativus
Cultivation
Sow directly to the regular spot and shade. It is not demanding to grow.
Distance between plants
At least 30 cm (12 in) between rows, and put plants in a row tightly together. Thin out regularly afterwards. It can be planted among other plants, such as carrots, to soften its soil.
Location
Sunny.
Amount
Approx. 20 plants per person.
Time of planting
February-April and June-mid September. It germinates in 7-10 days.
Fertilization
Don’t fertilize.
Watering
In drought, water once a week to 20 cm (8 in) deep.
Radish’s good neighbors
Carrots, zucchini, melons, tomatoes, beetroot, spinach, Swiss chard, parsley, beans, peas, cress, tagetes.
Radish’s bad neighbors
Brassica vegetables, cucumbers, onion.
Diseases and pests
Especially flea beetles, when the plants are still small. Tomato repels them and can be planted between the black radish plants or used as mulch. To repel cabbage fly, plant black radish among tomatoes of pole beans, and water with tobacco infused water. Use garlic juice to strengthen the plants.
Radish’s storage
It needs 90-100 days from sowing to storage. Pick regularly, before the root lignifies. Store in moist sand and it will last till spring.
Food
Use the leaves for juice and the root. It contains a lot of antioxidants and several vitamins and minerals.
Important
If you sow in early spring, cover it with garden fabric to avoid flowering. It can be planted throughout the year, but it is spicier and more prone to flea beetle attack in summer.
Miscellaneous
It is a smaller and faster-growing variety than the black radish. There are several sorts, varying in color, size and form.