10 Best Organic Lawn Fertilizer 2025 in the United States

Jobe's Organics Granular All Purpose Fertilizer is a versatile choice for organic gardening, designed to nourish various plants including vegetables, flowers, shrubs, and trees. The 16-pound bag is easy to manage and contains granules with a balanced NPK ratio of 4-4-4, which is beneficial for promoting healthy plant growth and vibrant foliage. One of the product's standout features is its organic composition, free from synthetic chemicals and OMRI listed for organic gardening, reassuring users of its environmentally-friendly nature.

The fertilizer is designed to minimize wasteful runoff, mess, and odors, making it a convenient choice for gardeners who want to maintain a tidy workspace. Its granular form allows for straightforward application every 2-3 weeks during the growing season, ensuring plants receive consistent nourishment without the risk of over-fertilization.

In terms of microbial content, the product is formulated to support soil health, aiding in root development, plant growth, and soil conditioning. This can be particularly useful for gardeners dealing with pest resistance and drought conditions. The simplicity of a 4-4-4 mixing ratio may not cater to specific nutrient needs for certain plant types that require varying levels of nitrogen, phosphorus, or potassium. Also, while the resealable packaging is convenient, its size and weight might be cumbersome for those with limited storage space.

Jobe's Organics Fertilizer performs well in adhering to organic gardening standards, offering an accessible solution for maintaining plant health while being mindful of the environment.

The Espoma Organic Annual Lawn Feeding Program is designed for people who want a natural and easy way to care for their lawns throughout the year. This four-bag program covers up to 5,000 square feet and provides nutrients gradually, so your grass receives steady feeding without the risk of burning or nutrient runoff. The pellets are easy to apply by spreading on the lawn. Espoma’s products typically use natural ingredients like bone meal, feather meal, and other organic materials that feed both the grass and the soil.

This program also encourages healthy soil life by supporting beneficial microbes, which helps your lawn grow stronger and reduces the need for frequent mowing. One of its strongest points is being safe for kids, pets, and the environment, making it a good choice if you want eco-friendly lawn care. On the downside, since it’s an annual program, it may not offer the flexibility of seasonal or targeted feeding some users prefer.

This product is well-suited for homeowners seeking a simple, organic feeding plan that promotes a healthy lawn and soil without harsh chemicals.

The O.M. Scott & Sons Natural Grass Food is a notable option for those seeking an organic lawn fertilizer. One of its major strengths is the use of premium nutrient sources derived from nature, which supports healthy grass growth from the roots up. It's designed to provide continuous feeding for up to 10 weeks, which means less frequent application is needed, making it more convenient for busy homeowners. Additionally, it's safe for people and pets when used as directed, making it a family-friendly option.

This product is suitable for all grass types and covers up to 2,000 square feet, ensuring broad usability and efficiency. The packaging is also environmentally friendly, being recyclable which adds to its appeal for eco-conscious consumers. If you're looking for an organic fertilizer that is easy to use, environmentally friendly, and well-reviewed, this could be a good match for your lawn care needs.