How to harvest Iceberg Lettuce
Lettuce heads can be picked 50 - 60 days after sowing. When cutting, remove the entire head at the base, the outer leaves may be loose, but the inner head should feel tight and firm. Once the head bolts (flowers), the lettuce taste bitter. Any stress (mostly dry and heat) can also lead to bitterness! Soak the leaves in salt water to help recover crispiness after picking and remove any critters.
How to propagate Iceberg Lettuce
Sow direct or indoors. Sow seeds shallowly and 5 cm apart. Germination takes 7-14 days. Sow during Summer.
Special features of Iceberg Lettuce
Can be grown in a container provided it is wide enough, minimum of 30 cm.
Medium Feeder that is worthwhile in rotating more demanding crops like eggplant and tomato.
Other uses of Iceberg Lettuce
Wonderful in salads and on sandwiches, they are prized for their texture and crispiness.
Rich in vitamins A, B and C, minerals like Magnesium and Potassium and almost as much Calcium as milk!