Calcium in Horticulture
Course Information
Welcome to Calcium in Horticulture!
The element calcium was discovered in 1807, and was proven to be essential for plants in 1860. It exists in soil and media as phosphate, silicate, sulfate and carbonate salts.
This course will explain why calcium is important to plants.
Click the View Course Material button on the right to start this course.
Lynn Griffith
A graduate of Duke University, Lynn Griffith has been involved with the horticulture industry for decades as a professor, professional speaker, author, consultant and head nursery grower. Lynn provides his expertise in plants and soil in the form of educational courses and consultation for Harrell's LLC.
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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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STAY EQUIPPED
Never stop learning. Access FREE continuing education courses from Harrell’s.
LET'S GROW
