If you soak the seeds in a glass of water overnight, before sowing them, they germinate a lot better!
Ensure a distance of 1.95 inches (5.0 cm) between seeds when sowing - look to sow at a depth of approximately 0.5 inches (1.27 cm).By our calculations, you should look at sowing Wina about 14 days before your last frost date.
As the seedlings develop, thin to achieve a final spacing of 25cm.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Wina is a hardy plant.