How much calcium and magnesium do chrysanthemums need?

The answer to this question is currently the focus of a Cluster 3 research project funded by the Canadian Ornamental Horticulture Alliance (COHA-ACHO) and the Government of Canada under the Canadian Agricultural Partnerships AgriScience programs.  A current research update from University of Guelph’s Dr. Barry Shelp and his research team of Skye Duncan Stephens, Edward J. Flaherty and William MacDonald can be found in the October 2020 edition of Greenhouse Canada.

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Project profile