Tomatoes are by far the most popular garden vegetable in Canada. They're easily grown just about anywhere, and all you really need is a little space and creativity. This garden fertilizer by Pro-Mix is ideal to promote the growth of vegetables and fruits, especially tomatoes. In addition, it contributes to a 50% larger harvest. Its granular formula features Mycoactive technology, which improves root development and plant survival as well as uptake of water and nutrients. Finally, this fertilizer is certified by OMRI, an institute that reviews products against the organic standards. This product is sold in a 1.5 kg bag. Avoid applying it during intense heat periods.