Nasturtium - Key Growing Information
SOWING: Direct seed (recommended) - Sow 1/2-1" deep. Transplant - Sow 3-4 weeks before planting out. Cover seeds as darkness is required for germination.
LIGHT PREFERENCE: Sun/Part Shade.
PLANT HEIGHT: Varies. Trellising is useful for climbing/trailing varieties as they will need support to climb.
PLANT SPACING: 8-12". Thin to 3-5 plants in hanging baskets or 10" containers.
HARDINESS ZONES: Annual.
HARVEST: Edible flowers - fully open; Edible leaves - at any time.
SOIL REQUIREMENTS: Well-drained, but not especially rich soil. High nitrogen levels promote more foliage than flower production.
USES: Bedding plant. Excellent in containers and hanging baskets. Edible flowers, leaves and seed pods.
SCIENTIFIC NAME: Tropaeolum spp.
ALTERNATE NAMES: Garden nasturtium, Indian cress