Tropaeolum Majus (Garden Nasturtium / Indian Cress) Golden Yellow Non Vine Plant 200 Seeds All its parts are edible. It is a herbaceous annual plant. It is widely cultivated, both as an ornamental plant and as a medicinal plant. Nasturtiums are also considered widely useful companion plants. They repel a great many cucurbit pests, like squash bugs, cucumber beetles, and several caterpillars.