The most popular eating orange because of its rich sweet flavour and seedless, crisp but tender flesh that is presented in easily separated segments. A lunchbox favourite, the fruit is large and easy to peel. Ripening during winter, Washington Navels hold well on the tree for a month or more, helping to extend your harvest.Citrus trees need plenty of sun and good drainage, so a position in full sun in a raised garden bed is ideal. The roots of citrus grow close to the surface, so its best to mulch beneath the tree to avoid competition from other plants or weeds. Heavy feeders, fertiliser should be applied monthly to ensure they have nutrients available at all times.