Joanne Lutz - Greenhouse Grower

Joanne Lutz (ggsprotech@griffinmail.com) is a GGSPro Technical Specialist for Griffin Greenhouse Supplies.

What to Do When Good Tomatoes Go Bad

By Joanne Lutz|June 20, 2019

How to Diagnose and Defend Against Fusarium Wilt in Cyclamen

By Joanne Lutz|March 28, 2019

Beneficial Predators Can Help Control Whiteflies On Poinsettia

By Joanne Lutz|July 2, 2016

Manage Botrytis With These Cultural And Fungicide Control Options

By Joanne Lutz|March 11, 2016

Why It’s Important To Stay One Step Ahead Of Thrips

By Joanne Lutz|February 17, 2016

Water And Media Are The Foundations Of Your Business: Testing Overview

By Joanne Lutz|April 3, 2014

Powdery Mildew On Edibles: Identification And Control

By Joanne Lutz|March 27, 2014

Test Media pH And EC With The 2:1 Technique, Pour-Through Method And Saturated Media Extract Method

By Joanne Lutz|February 5, 2014