Virginia Brubaker

Proper nutrition is a critical part of successful greenhouse production. Managing these three key elements properly will keep your poinsettia crops healthy and strong.

Control these persistent pests with innovative chemistries that will expand your rotation options with new modes of action.

Supply vegetables and poinsettias with a healthy amount of calcium to avoid tip and leaf burn.

Managing foliar diseases starts with evaluating the greenhouse environment. Virginia Brubaker, GGS Pro Technical support supervisor for Griffin Greenhouse Supplies, shares some ways you can defend against fall foliar diseases.

Damp conditions can lead to both rust and edema in geranium. Here’s some advice on scouting and treating each.

Demand for perennials has increased as consumers educate themselves and seek out new and improved varieties. Overwintering perennials can become an important profit center. Here’s some advice on how to overwinter successfully.