This is a different-looking radish seed this is the black Spanish radish which takes about 50 days to mature. It has dark black skin on it and has white flesh these radish can be about 3" or larger this radish is said to be very healthy for people it carries a lot of dietary fibers. These will store for a long time
This winter-hardy heirloom is a distinctive black color on the outside with a milky white and tender interior that packs a bit of bite. It has large turnip-shaped 8-10cm (3-4") diameter globes with deep black skins over solid, crisp, pungent, pure-white flesh.
Black Spanish Round radish seeds have very tall tops and are primarily grown for winter storage. They will stay fresh all winter if stored wet sand.