How to germinate seeds in 24 hours?
Speed sprouting by presoaking seeds i pour hot tap water into a shallow container, empty a packet of seeds into the water, spread them out, and let them stand for up to 24 hours. Soak the seeds for any longer and they might rot. The seeds swell as water penetrates the seed coat and the embryo inside begins to plump up. Radishes sowing tips: radish is unquestionably the speediest veg around and germination takes place in as little as 3-6 days. You’ll just need a minimum temperature of 12c to kickstart germination. Sow the seeds in trays at a depth of 1cm and lightly cover with compost.