Previous studies have demonstrated the efficacy of calcium (Ca) spray applications derived from Ca chloride for reducing botrytis (Botrytis cinerea) infection severity on petunia (Petunia ×hybrida) ...

These plants were cultivated to resist common diseases like powdery mildew and root rot. Elha Wulansari / GETTY IMAGES In a perfect world, our plants thrive and blossom without a single setback—but ...

Given that the current weather forecast has cooler-than-normal temperatures and that most gardeners have planted flowers in the landscape, we may see botrytis cropping up in the next few days.

Was it just two weeks ago that I expressed my concern — yes, right here in this space — that summer would never come? As I write this, the weather is tropical. It’s as hot and humid as south Florida ...