A woman examining new flower buds for a tomato plant - Westend61/Getty Images Having extremely green and lush leaves doesn't necessarily mean that your plants are thriving. That's especially the case ...

Tomato plants (Solanum lycopersicum) are beloved by gardeners, with over 10,000 possible types to grow. These leafy annuals grow juicy, flavorful fruits in shades of red, yellow, orange, purple, pink, ...