The seeds can be sown directly into the pots or flower beds. The beds have to be prepared finely by adding compost. The seeds have to be sown at one cm depth with two seeds per hill (in hybrids one seed per hill) and one food apart. Water the beds gently and maintain the moisture of the beds by regular watering. Once the seeds have germinated, thin out the seedlings to maintain one seedling per hill. For medium sized flower varieties viz. African marigold, aster, acroclinium, centuarea, chrysanthemum, coreopsis, cosmos, French, marigold, gaillardia, gazania, gomphrena, helichrysum, melampodium, mirabills, vinca, zinnia etc. Common name: Nasturtium Color: Orange, Red, Yellow Height: Plant Height : 144.0-180.0″ Plant Diameter: 12.0-24.0″ Difficulty level: Moderate Planting & Care Adding flowers to food has long been a custom in many cultures around the world. For centuries, Chinese cooks have used lotus, chrysanthemum, and lily flowers or buds in their recipes. American colonists added marigolds to mutton broth. Nasturtiums, among the best-known edible flowers, are popular with chefs. Not only do they dress up a plate, but they re high in vitamins A, C (10 times as much as in lettuce), and D. The leaves, flowers, buds, and seeds are all edible, with a peppery flavour that adds a zing to any dish.