Lower temperatures slow the process, but it will continue even down to freezing ... ammonium nitrate or cal-nitro is preferred, because half the fertilizer N is in the slower-release ammonium form. If ...
Experts recommend fertilizing blueberry plants in early spring, and sometimes again in early summer and early fall, with an acidic, slow-release fertilizer. The appropriate fertilizer for ...
A slow-release fertilizer such as potassium silicate is generally the best option. If you are using an NPK fertilizer to keep your plants healthy, remember that the third number refers to ...