Citrus-tone is the result of The Espoma Company's expertise in natural organics combined with recommendations from leading research universities. Citrus-tone's all natural formula contains Bio-tone®, our proprietary blend of beneficial microbes. Bio-tone biologically enhances our natural plant food to ensure superior plant growth.

Tree-tone is a premium plant food formulated specifically for shade, fruit, and ornamental trees.  Tree-tone’s all natural formula contains Bio-tone®, our patented blend of beneficial microbes. Bio-tone biologically enhances our natural plant food to ensure superior plant growth. The natural organics in Tree-tone breakdown gradually to provide a safe, long lasting nutrient reservoir to feed the entire tree: leaves, trunk, and roots.

Tree-tone is a premium plant food formulated specifically for shade, fruit, and ornamental trees.   Tree-tone’s all natural formula contains Bio-tone®, our patented blend of beneficial microbes. Bio-tone biologically enhances our natural plant food to ensure superior plant growth. The natural organics in Tree-tone breakdown gradually to provide a safe, long lasting nutrient reservoir to feed the entire tree: leaves, trunk, and roots.