New University of Florida IFAS Extension Video:

Five tips on extra phosphorus for flowering (and other myths)

Dr. Paul Fisher from the University of Florida IFAS Extension presents Five Tips on Extra Phosphorus for Flowering (and Other Myths) in a new YouTube video. Fisher discusses research on how much phosphorus you really need for crops such as transplants, flowers, blueberries, and cannabis. Many growers and landscapers over-apply phosphorus leading to wasted fertilizer cost and potential runoff into the environment. Learn how to improve plant quality, while saving money and the environment.

This video is part of the series called “Five Tips for Horticulture” featured on the Greenhouse Training Online channel ( The series highlights technical topics from university and industry experts. Subscribe to receive upcoming videos. The channel is sponsored by the Floriculture Research Alliance (

For more information on related topics, take the UF IFAS Extension online courses for growers in English and Spanish including Greenhouse 101 beginning on May 31 and Nutrient Management 1 on July 5 (

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