This is a choice listing with multiple quantities that you can chose from. Chose between 20 seeds, 100 seeds, 200 seeds, 1000 seeds and 2000 seeds. Click on the drop down menu above beside 'number of seeds' to make your selection and get the price for your chosen quantity. Sweet pea, lathyrus odoratus royal family mix seeds One of the most popular of all annual vines, these sweet peas grow to 5 feet or more in height. Its beauty and wonderful fragrance is outstanding in the garden or as a cut flower in the home. Plant them early while the weather is still cool and enjoy Royal Family's long flowering season. Annual Sowing instructions: Soak the seeds in cold water for two hours before sowing speed germination. Sow to late winter to early spring ¼in deep in a good, free draining, seed compost. Make sure the compost is moist but not wet and seal in a polythene bag until after germination which usually takes 10-21 days at 55-65F. Any seeds that don't germinate after this period can be dug up lightly filed to make a small scratch on the seed coat and replanted.