These grants have rolling deadlines – you can apply for them year-round.

Wallace Genetic Foundation
Areas of interest include sustainable agriculture, farmland preservation, conservation of natural resources, biodiversity protection, reduction of environmental toxins and global climate issues. They review applications year round.
Lowe’s Charitable and Educational
Areas of interest include community clean-up initiatives, community gardens, park and/or playground projects and outdoor learning environments. Grants generally range from $5,000 to $25,000. They review applications year-round.
Captain Planet Foundation
Funding innovative programs that inspire youth to participate in community service through environmental stewardship activities. Nonprofits and public schools may apply. Generally, the range of grants awarded by the foundation is $250 – $2,500. Application deadlines are Feb. 28 & Sept 30.
 Awesome FoodEach month, Awesome Food will give one applicant $1,000 to help pull off an awesome idea involving food. The ideas must relate to food in some form, and the definition will be more inclusive than exclusive. Anyone is eligible to apply: for profit, nonprofit, individuals, companies, schools, adults and children. Applications are reviewed as they are received. One grant is awarded each month.
Coca-Cola Foundation
Partners with nonprofit organizations worldwide that address community needs and priorities in a meaningful way. The Foundation supports programs that focus on one of the following four categories: Water Stewardship, Healthy and Active Lifestyles, Community Recycling, and Education.
Cedar Tree Foundation: This Foundation grant making focuses on the following areas of concern: sustainable agriculture, environmental education, and environmental health. The Foundation gives particular consideration to proposals demonstrating strong elements of environmental justice and conservation.
The Norcross Wildlife Foundation provides support to local grassroots organizations throughout the United States that work to protect wild land. Priority is given to organizations that have difficulty raising the modest funds they need to do their critical work in the trenches of environmental conservation. Grants averaging $5,000 are primarily provided for program-related office and field equipment and public education and outreach materials.