Here are the best palm tree fertilizer spikes you can buy in 2025: With a 15-5-10 ratio, the Miracle-Gro 4852012 is a good nitrogen-rich fertilizer option if you would like your palm trees to focus on ...

one for evergreens and acid loving plants and a second for trees and shrubs. Refills are available in packs of 12, 24 and 56 units. ANDREW MESSINGER Fertilizer spikes are another option for ...

Available in a 5-oz resealable bag, this slow-release pellet formula will help with brighter leaf color, glossier leaves, and increased rigidity along with trunk toughness. With the NPK ratio of ...

Apply the fertilizer spikes so that the top of the spike is only ... In summary: (1) Make a grass-free ring around each tree. (2) Check your watering regime to make sure trees are not overwatered.

You can use it for new or existing banana trees, grown in containers or in the ground. Don't worry, the fertilizer doesn ... comes in the form of spikes with a top cap so that you just need to gently ...