Photos are representative and may not match your specific variety.

Alpine

Root vegetable

Raphanus sativus var. longipinnatus

Overview
Alpine, with its 5-8" x 2-2 1/2" roots, is the most common type grown for kimchi in Korea. The smooth, attractive roots are white with green shoulders, and are sweeter than the long white Japanese types. A better choice than the long types for rocky soils and better flavor, especially in warm weather. Bolt tolerance makes it suitable for spring and summer sowings. For fresh use, pickling/fermenting, and storage.
Planting
Direct sow seeds 1/4 inch deep after last frost; can sow succession plantings every 2-3 weeks through summer
Growing
Sun: full. Water: high. Soil: Well-drained loam, slightly acidic to neutral pH (6.0-7.0). Space plants 4" apart. Germination: 7-10 days.
Pests & diseases
Common pests: Flea beetles, cabbage root maggots, aphids. Common diseases: Clubroot, leaf spot, white rust.