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Nutrients & Care

Hydroponic nutrients, pH meters, calibration and everyday plant care.

Watering can pouring into a potted herb with a nutrient bottle beside

Can You Use Hydroponic Nutrients in Soil?

You bought a bag of hydroponic nutrient for a countertop garden, and now there is a bag of it in …

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Large hydroponic butterhead lettuce ready to harvest on a wooden table

Best Nutrients for Hydroponic Lettuce

Lettuce is the crop that made indoor hydroponics popular, and it is also the crop that makes nutrient shopping confusing. …

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Row of vials with nutrient solution at different strengths beside lettuce leaves

Hydroponic Nutrient Chart: Printable Cheat Sheet

Sooner or later every indoor grower goes looking for the same thing: one page with the numbers on it. What …

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Lettuce, basil and tomato growing side by side with a jug of nutrient solution

Nutrients for Hydroponic Systems: Dosing per Crop

Choosing nutrients for a hydroponic system is the easy half. The harder half is dosing them, because a bottle that …

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Two pocket water testers side by side on marble beside a beaker

Apera vs Hanna: Which pH Meter to Buy

Ask any indoor growing forum which meter to buy and two names come back: an Apera pH meter or something …

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Probe meter pushed into the soil of a potted herb on a potting bench

Best Soil pH Meter for Pots and Gardens

Shopping for the best pH meter for soil is where a lot of gardeners meet their first real disappointment. The …

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Pocket pH meter resting in a beaker of calibration buffer solution

How to Calibrate a pH Meter

Learning how to calibrate a pH meter takes about five minutes and saves an entire crop’s worth of guesswork. A …

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Pocket pH meter on marble beside a beaker of water and a seedling

Best pH Meter for Hydroponics

A pH meter for hydroponics is the one measuring tool that changes how you grow. Nutrient solution can be perfectly …

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Hands pouring nutrient concentrate into a jug of water on a wooden counter

How to Mix Hydroponic Nutrients the Right Way

Mixing hydroponic nutrients looks like it should take thirty seconds: pour, stir, plant. Then someone finds white sludge in the …

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General Hydroponics Flora Series bottles on a wooden shelf in a plant corner

General Hydroponics Flora Series: How to Use It

Three bottles, a long feed chart, and a warning about mixing order: the General Hydroponics Flora Series is the nutrient …

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MasterBlend fertilizer kit beside a jug of water and a lettuce plant

MasterBlend Nutrients: Mixing Guide and Review

Spend any time in hydroponics forums and MasterBlend hydroponic nutrients come up within about three posts. The 4-18-38 powder, combined …

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Organic nutrient bottles with kelp meal beside a leafy plant

Best Organic Hydroponic Nutrients

Looking for organic hydroponic nutrients puts you at an odd intersection. Organic growing traditionally means feeding the soil and letting …

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Always follow the instructions of your system and nutrient manufacturer, and keep electrical equipment away from water reservoirs.

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