Dear Dr. Dirt: I read tulips should be fertilized with bone meal six weeks before frost. Should I use bone meal? — Sue, Indianapolis Dear Reader: This is a good idea for those selling bone meal, but ...

Healthy growth in any garden depends on a steady supply of nutrients, and nitrogen is one of the most important ones. Without enough of it, plants lose vigor and color, and soil struggles to support ...

Q: I have a 3-year-old esperanza that has never produced flowers. It is in full sun, well-drained soil and regularly watered. I prune it back to 18 inches each spring and fertilize two times a year.