Checkout the many free gardening classes using native plants and sustainable gardening practices that support wildlife
"Wildlife-Friendly Gardening for Beauty and Sustainability" by Emily Bishton.   
Saturday, March 21, 10:30 a.m. – 12:00 p.m.
Master Gardener Demonstration Garden, 15500 SE 16th Street, Bellevue
Master Gardener Demonstration Garden, 15500 SE 16th Street, Bellevue
 Greg Rabourn, "Designing the Northwest Garden" 
Thursday, March 5, 7:00 - 8:30 p.m.
Tibbetts Creek Manor, 750 17th Avenue NW, Issaquah and...
Saturday, March 28, 10:00 - 11:30 a.m.
The Gray Barn Garden Center, 20871 NE Redmond-Fall City Road, Redmond
Tibbetts Creek Manor, 750 17th Avenue NW, Issaquah and...
Saturday, March 28, 10:00 - 11:30 a.m.
The Gray Barn Garden Center, 20871 NE Redmond-Fall City Road, Redmond
 And the best part is they are free.  Check their webpage to    register:  http://cascadewater.org/classes.php  The full class list can be downloaded on the right side of this page

