This DC organization has bilingual resources for EC gardening:
After School Outdoor Activities
These activities were developed under a social justice grant from the Unitarian Universalist Church of Arlington to be used by After School Staff in low-income schools. They were conceived as an “Explorer Club” for second to fourth graders that would meet outside for a nature activity for an hour each week.
A collection of lesson plans that have been utilized at various Northern Virginia area schools can be found here. The information includes contacts for each lesson plan developed.
Grade appropriate lesson plans as suggested by the National Environtmental Education Week:
A collection of local school yard enhancement descriptions including location and contact information can be found here:
This is a list of books for adults interested in connecting children with nature:
This link through National Environmental Education Week is a list of grade appropriate books to engage students in learning about the natural world: