Nitrogen 101 Course
Course Information
Welcome to the Nitrogen 101 course!
This course will quickly get you acquainted with the basics of nitrogen nutrition from an ornamental perspective.
Click the View Course Material button on the right to start this course.
Marshall Horsman
Marshall is one of the world’s leading experts on palm trees and orchids, and tropical flora in general.<br/><br/>His expertise extends beyond palms. He is also an expert in plant nutrition, plant pathology, water quality, soil science and anything in regard to keeping a healthy landscape in the tropics.
Related Resources
In addition to being the nation’s largest distributor of branded fungicides, herbicides, and insecticides, Harrell’s produces custom-blended fertilizers, specialty liquids, and wetting agents. Additionally, Harrell’s is the exclusive US owner, formulator, and distributor of all POLYON® branded products.
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PRESS RELEASES
STAY EQUIPPED
Never stop learning. Access FREE continuing education courses from Harrell’s.
LET'S GROW
