Below is our full range of seeds, suitable for sowing in December. The added benefit of winter sowing is that you’ll get a much better succession of harvests later on, compared to the fewer you’d get from spring sowings. Our top 5 ideas for vegetable seeds to sow in December are: Broad Beans, Onions, Mustard, Corn Salad (Lambs Lettuce), Microgreens
Even in the depths of winter, you can keep sowing and growing. To boost your chances of success, consider investing in a heated propagator. If sowing in a greenhouse, ensure it’s well-insulated and consider using a heater to stop the temperature from dropping too low.