Phosphorous encourages flower blossom growth. The best fertilizer for flowers should be formulated with equal amounts of nitrogen, phosphate and potassium (such as 10-10-10), or ratios with a lower level of nitrogen, according to the University of Connecticut.
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Josh Duvauchelle is an editor and journalist with more than 10 years' experience. His work has appeared in various magazines, including "Honolulu Magazine," which has more paid subscribers than any other magazine in Hawaii. He graduated with honors from Trinity Western University, holding a Bachelor of Arts in professional communications, and earned a certificate in applied leadership and public affairs from the Laurentian Leadership Centre.