This variety, White Lisbon, is very quick cropping traditional salad onion with white stems and bright green tops. Can be sown from early spring, in the summer and in the autumn too. Very hardy spring onion, can be overwintered under cloches, in protected areas. Onions have anti-bacterial and antiseptic properties, and also believed to lower blood pressure. Sow spring onion White Lisbon seeds from early spring outdoors in an open, sunny, well prepared bed. 2 cm deep and leave 30 cm between the rows. Sow the spring onion seeds in every two to three weeks for a continuous supply of fresh salad crop. Thin out the seedlings when large enough to handle. First about 5 cm apart, later 10-15 cm apart. The thinnings can be used too in salads. Water in the summer during dry spells. Keep the onions weed free during the growing season.