How to grow radishes summer

The pot cultivation is carried out by placing a seed every 2.5 cm since, As the roots grow, they push each other.
Or you can sow short rows, 15 cm away from each other, providing a seed every 2.5 cm.

The radishes (like all Brassicaceae) can be attacked by the cabbage fly, the cabbage whites, by chrysomelid and aphids.
Regarding diseases, these vegetables can be affected dall’ernia of cruciferous vegetables from powdery mildew and downy mildew.