Field Notes
Your Roots Recruit Bacteria
What PGPR means, which bacteria it includes, and how they may help with nutrient access, growth, stress, and plant defenses.
Your Roots Have Company
Mycorrhizal fungi, Trichoderma, and beneficial bacteria have different jobs around roots. Learn how they help plants and what to expect after application.
Your Plant Has a Lid Now
Does plastic wrap over a plant pot help roots or keep them too wet? Explore the science, which plants are candidates, and how to test it at home.
How Big Should the Next Pot Be?
One root at a drainage hole does not get to sign a new lease. Learn what pot size changes, when more space helps, and how to choose the next container.
Wilting in Wet Soil?
The pot is wet. The leaves are limp. Before you reach for the watering can again, here is how to work out what the roots are actually dealing with.