Lettuce - Winter Gem
This is a specially bred Little Gem Cos for sowing from September to January and for growing in a unheated greenhouse or in a cold frame for overwinter production (not suitable for growing outdoors). Lettuce Winter Gem has delicious small, crunchy, sweet hearts equal in taste to Little Gem. It is ready to harvest from January onwards, for use in winter salads.
Sow seeds into individual pots or a seed tray of a good quality seed compost, cover seeds with 6mm of compost or vermiculite, keep at a minimum of 15C, until germination which takes 7-10 days. Transplant seedlings when large enough to handle to the greenhouse border, growbags or a cold frame about five weeks from sowing. Plant 2cm apart each way. Keep greenhouse/coldframe well ventilated on bright days to allow adequate air circulation and to prevent the spread of fungal diseases.