These plants are an easy source of nutritious protein and can be grown in most parts of the country. Words: Jane Wrigglesworth Plants are an excellent source of protein, and there are a wide range options to choose from. Here are some of our favourites: 1. Lentils 1 cup, cooked: 230 calories, 18g protein Sow: … Continue reading 8 protein-packed plants to grow in the garden