Alternatives to RoundUp: An article about safe alternatives for killing weeds without RoundUp, from ConsumerNotice.org.
CalScape -- Database of California native plants and lots of informational resource and tools
El Nativo Growers, Inc. -- A nursery specializing in high quality plants from California, Australia and other Mediterranean climates that thrive in the Southern California environment. Not open to the public, but use their website for lots of information about Mediterranean (including California native) plants!
Gardening in LA-- A wealth of resources for food gardening (and ornamental gardening). A resource provided by Yvonne Savio, Master Gardener teacher extraordinaire.
Bringing Back the Natives -- a great informational website about California native gardening. Check out this page about the importance of 'Keystone Plants' (to support the lives of butterflies and moths) and find out which ones they are!
Las Pilitas Nursery-- A California native plant, retail and online to your door, nursery in Central California between Paso Robles and San Luis Obispo. Grows only California natives. A wealth of information delivered with a rye sense of humor.
Lawn to Garden -- Sheet Mulching Instructions and Materials Calculator!
Mason Bee Revolution(Growing a greener World, Episode 1002) -- This piece explores the world of the docile, pollinating powerhouse, the Mason bee. Learn how to promote and play host to these beneficial insects in the garden and experience a game-changing increase in crop production. Monarch Watch -- Become a Monarch WayStation to create, conserve and protect Monarch habitats.
Mostly Native Nursery -- Tools for learning about and selecting California native plants
Mulch Calculator: a useful tool that is part of the Landscape Calculator website (designed to provide simple, accurate, and educational estimating tools for the landscape industry)
Poison Free Malibu-- Wildlife-safe ways to reduce rat and mice presence on your property.
SelecTree: An excellent Tree Selection Guide for (an excellent tool for tree selection)
Theodore Payne Foundation -- a trove of information and guidance on going native with your landscape! Take a class and/or visit their nursery!