10 Best Tomato Fertilizers 2025 in the United States

Burpee Organic Blood Meal Fertilizer is a natural, organic option designed to boost nitrogen levels in soil, which is essential for healthy tomato plant growth. Its high nitrogen content (12-0-0) makes it especially good for leafy vegetables and fruiting plants like tomatoes, helping them develop stronger stems and richer foliage. Since it’s organic and OMRI listed, it fits well for gardeners looking to avoid synthetic chemicals. The fertilizer comes in granule form and is easy to mix into potting soil or garden beds. It also supports soil health by encouraging beneficial microorganisms and can act as a mild pest repellent against animals like deer and rabbits, which is a nice bonus.

Burpee Bone Meal Fertilizer is an organic, powder-form fertilizer ideal for tomato plants, peppers, and bulbs. It primarily provides phosphorus and calcium, which are essential for strong root development and healthy fruit growth—important for tomatoes that need sturdy roots and good nutrition. Being OMRI listed means it meets organic gardening standards, making it a good choice if you prefer natural products over synthetic fertilizers. The slow-release nature of bone meal means it feeds plants gradually, supporting steady growth throughout the season.

The Miracle-Gro Water Soluble All Purpose Plant Food is a versatile fertilizer suitable for a variety of plants including flowers, vegetables, trees, shrubs, and houseplants. It contains essential nutrients that are designed to promote larger and more beautiful plants. The fertilizer can be used every one to two weeks, making it a frequent maintenance choice for gardeners. It's easy to use with either a watering can or the Miracle-Gro Garden Feeder, which makes application straightforward and convenient.