komatsuna seeds that grow into delicious mustard spinach. Sometimes referred to as Japanese mustard spinach, it is milder than the average mustard leaf, yet this variety with its white stems and thick leaves is filled with goodness and the delicious mustard taste without the spicy reputation. why it's special: * Komatsuna is very hardy and stands well in the harshest of weather. * Extremely high in vitamins and good minerals. * Can be grown to full maturity or as a microgreen for salad toppers.