Purple Ninja Radish
Raphanus sativus var. longipinnatus
 
Purple daikon radish has a typical root shape that is globular and tapers to a point. This variety of daikon can be recognized by its bi-coloring that is a violet purple on its exterior and a bright white to pale violet on its interior.
 
The inner flesh is very crisp and offers a mild to medium heat and classic daikon radish flavor.
When grown in a cool climate Purple daikon will be mild, when grown in warm to hot climates the radishes will develop a more intense heat. 
Daikon radish is a cool weather root vegetable grown primarily for its tuber though the entire plant is edible.
Roots average 4–6" x 2 1/2–3" with good, sweet eating quality. Suitable for spring and summer sowings.
 
Details:
Plant Life Cycle: Annual
Site : Full Sun
Days to maturity : 4odays
Sowing Depth : 1/4"
Plant spacing: 4" appart
Row Spacing:  18" apart
Approx seeds per packet : 50
 
CULTURE:
 
Daikon and Korean radishes require friable, well-drained soils with a pH range of 5.8–6.8. Work soil deeply, in raised beds if possible, for straight roots and ease of harvest. Sow 10 seeds/ft., thinning to 4–6" apart, rows 18" apart. Note planting seasons in variety descriptions to reduce bolting. 

HARVEST AND STORAGE:Daikon and Korean radishes are brittle; fork or undermine and lift roots carefully. Cut tops 2" above crowns, wash, and refrigerate. Can be sto