Information of most relevance to native gardeners can be found in the Homeowner Hub. Topics here cover how to select, plant and care for trees as well as guidance on hiring an arborist. There are also videos explaining how to manage trees on your property.
This website is chockfull of information on garden design ideas and plants. My only caveat: Proven Winners, a national plant provider, seems to be a major supporter of the website as its plants are frequently featured.
The website of this bi-monthly magazine (‘The Art & Science of Smart Gardening’) has a bevy of information for the sustainable gardener. In particular, check out information under these home page tabs: Plants, Smart Gardening, Edible Gardening and Gardens, the latter which focuses on garden design.
This botanical garden provides one of the best plant finders I’ve come across. You can search for more than 7,000 plants using a multitude of criteria. Type in a plant name and up pops an in-depth profile on its habitat, size, bloom time, etc. You will also receive detailed guidance on how to best grow and care for the plants.
This association’s website includes an extensive plant database with beautiful photos. The database is a collaboration of the website’s 4,000 worldwide members. Other gems available include gardening calculators (to estimate landscape material quantities needed) and an extensive Learning Library.