How Do I Mix Manganese Sulfate and Water to Correct Fizzletop?

Question

My Queen Palm suddenly looks stressed and fronds start to brown quickly. New spears appear but are not as robust as usual.

Answer 1

This article will help. The article is about Sago Palms, but the same principles apply to Queen Palms as well:
http://www.caes.uga.edu/extension/lowndes/anr/documents/sagopalms1.pdf