Scientific Name: Raphanus sativus
Life Cycle: Cool Season Annual
Growth Habit: Upright
Preferred Soil pH: 6.0-7.5 Min.
Upright, cool-season annual that grows 12-18 inches tall. Has basal rosette of dissected leaves; purple, light purple, pink, or white flowers; and a deep taproot.
For more region specific information, each cover crop species can be found in the cover crop decision tool by name.
Brassicas & mustards overview: Managing Cover Crops Profitably (SARE Handbook Series Book 9) by Andy Clark (2007, 3rd ed.)