CANNAtalk 5

Index:

  • In the Spotlight: Which way to grow?5
  • GroZone Control9
  • Growers Talk10
  • NA Grade Potting Mixes and mediums12
  • What’s New? Substra InfoPaper, Calendar 200914
  • Disasters Dissolved Nitrogen deficiency15
  • CANNA Research: pH-Acidity18
  • Growers Tip: The 20 minute rule22