Q: I have dahlias that I’d like to fertilize and wonder what you would suggest. A: My favorite fertilizer for dahlias is a combination of alfalfa meal and organic flower food. It’s the same recipe I ...

All fertilizers are investments, but some are more likely to give you reliable returns. Fertilizers that come directly from natural sources release a wide spectrum of nutrients slowly and steadily ...

Whether you're growing vegetables in a raised bed or designing flower gardens around the front lawn, chances are you've considered adding fertilizer, to give your plants the best chance to grow. And ...

When growing flowers, food, or houseplants, these organic fertilizers are packed with essential nutrients for success. Compared to synthetic products, organic fertilizers have several perks. For ...

Q: I heard you recommend using alfalfa meal as a fertilizer, but when I was growing up on the farm we fed that stuff to our horses. What is the advantage of using it, and when and how should I apply ...

Organic fertilizers are derived from three main sources: minerals (glacial rock dust, rock sulphate), animal byproducts (blood and bone meal, worm castings, bat and seabird guano), and vegetative ...

To get the most out of any organic fertilizer, you need to keep in mind two chemical processes: how plants take up nutrients and how such fertilizers act in the soil — in other words, the where, when, ...

Q: I just received the results of a soil sample that I sent to Penn State. The report suggested that to correct my problem of above-optimum magnesium and calcium and below-optimum potash, I should use ...