New research focuses on the influence of a Bacillus velezensis–based biostimulant on French marigold growth under different phosphorus levels.

Proper water treatment is critical for protecting the uniformity and health of greenhouse plants during production.

The next course from the 2026 Greenhouse Training Online series is “Greenhouse and Nursery 101,” beginning on May 25, 2026.

From frass to exuciae, Pamela Andrade of UC Davis highlights new potential plant nutrition solutions for growers to explore.

The current geopolitical situation is affecting key shipping routes, adding uncertainty to global fertilizer supply and prices.

If used correctly, iron chelates can help treat deficiencies and chlorosis in plants, but improper applications can lead to phytotoxicity.

The 2026 Greenhouse Training Online program features several new courses and begins on Monday, March 2, 2026, with “Nutrient Management 1.”

SustainaGuides provide practical, research-based tools to help improve water use, substrates, nutrient management, and energy efficiency.

Brian E. Whipker and company revisit an old e-Gro Alert on diagnosing substrate pH problems in the Christmas cactus.

American Floral Endowment’s next Grow Pro webinar covers biostimulants usage to enhance plant growth and tips for more consistent success.

With consumers on the lookout for holiday crops, here are plant production tips for growers to keep their late-season poinsettias healthy.

American Floral Endowment’s next Grow Pro webinar covers how to achieve strong, uniform spring crops through nutrient management.

A group of recent e-Gro Alerts covers how EC and pH testing and leaf tissue analysis have helped diagnose plant nutrition problems.