45 min. Plants for a sustainable landscape: Join Heather for tips, plant suggestions and care guidelines for a sustainable garden and lawn. What does sustainable landscaping mean? Sustainable landscaping should include an attractive environment that is in balance with the local climate and requires minimal resource inputs, such as fertilizer, pesticides and water. Sustainable landscaping begins with an appropriate design that includes functional, cost efficient, visually pleasing, environmentally friendly and maintainable areas.