CONTENTS
Grow Cycle
Trends & Technology
74 The Benefits of Water Chillers
84 Homemade Pesticides
for Your Garden
86 The Internet of Things
Tips & Tricks
96 Pricing Out an Indoor
Hydroponic Crop
98 Understanding Seed Varieties
and Cultivar Genetics
108 Avoiding Algae
in Your Growroom
Beginner’s Corner
110 How to Understand
a Water Report
116 Five Mistakes Rookie
Home Growers Make
120 Phosphorus, Phosphite,
& Phosphonate
124 Scaling Up
Growers Know
14
first feed
128 Making Your Own
Nutrient Mix
130 Starting Outdoor Summer
Gardens in Early Spring
134 The Four Biggest Contributors
to pH Fluctuations