Data-Driven Growing: Systems, Troubleshooting & Operations

Welcome to Cultivation Lab. We skip the fluff to provide comprehensive, data-backed insights for modern growers and homesteaders. From dialing in exact pH/EC metrics and diagnosing root rot, to analyzing system economics and operational guides for both soil and soilless setups, you’ll find tested, actionable knowledge here.

  • Can I use General Hydroponics Flora series in soil: Expert Agronomist Guide
    Yes, while not its intended primary use, you can adapt General Hydroponics Flora Series nutrients for soil applications with careful consideration and adjustments to prevent potential issues. As a seasoned agronomist deeply entrenched in the world of controlled environment agriculture, I’ve spent countless hours wrestling with the nuances of nutrient…
  • Are Hydroponic Fertilizers Safe: Your Guide to Nutrient Solutions for Thriving Off-Grid Grows
    Yes, hydroponic fertilizers are safe when used correctly, designed to deliver essential nutrients directly to plant roots without soil. A Journey Back to My Roots (Figuratively Speaking!) I remember my early days wrestling with soil-borne diseases back on my family’s farm. It was a constant battle, a guessing game of…
  • What size net pots for hydroponic lettuce?: Choosing the Perfect Pot Size for Bustling Roots and Bountiful Harvests
    For lettuce grown hydroponically, 2-inch to 3-inch net pots are typically the most suitable sizes. You know, I still remember my first few attempts at lettuce cultivation in a DIY hydroponic system. I was so excited, meticulously setting up my reservoir, mixing my nutrient solution, and carefully placing my young…
  • How Often Should You Change Your Hydroponic Water: A Senior Agronomist’s Guide
    The ideal frequency for changing your hydroponic water depends on several factors, but a general guideline for most recirculating hydroponic systems is every 1 to 3 weeks. You know, I still remember one of the first few hydroponic setups I tinkered with years ago, right after I’d finished my agronomy…
  • How Often Should Hydroponic Plants Be Watered: The Definitive Guide for Thriving Growth
    Hydroponic plants are watered continuously or on a timed cycle, depending on the specific hydroponic system and the plant’s stage of growth. I remember my first few seasons dabbling in hydroponics, fresh out of college and eager to put my agronomy degree to the test outside the sterile confines of…
  • What to do when hydroponic plants get too big: Essential Strategies for Success
    When hydroponic plants get too big, you need to employ strategic pruning, trellis support, nutrient adjustments, and sometimes even system modifications to manage their growth and maintain optimal health. I remember the first time my cherry tomatoes in the deep water culture system decided to stage a vertical rebellion. They…
  • What plants thrive in hydroponics: Unlocking Your Garden’s Potential Indoors
    A wide variety of leafy greens, herbs, fruits, and even some root vegetables thrive in hydroponic systems. For years, I’ve been asked, “What plants thrive in hydroponics?” It’s a question that echoes through the minds of countless aspiring growers, especially those looking to ditch the soil and embrace the efficiency…
  • What Can I Grow in an Indoor Hydroponic System: Your Comprehensive Guide
    You can grow a vast array of fruits, vegetables, herbs, and even some flowers in an indoor hydroponic system, limited more by your system’s design and your climate control than by the plants themselves. As a senior agronomist who’s spent years navigating the nuances of controlled environment agriculture, I’ve seen…
  • What is Used Instead of Soil in Hydroponics: Your Guide to Soilless Growing Media
    Instead of soil, hydroponics utilizes inert growing media that provide support for plant roots while allowing direct access to nutrient-rich water. As a senior agronomist who’s spent decades wrestling with the nuances of plant nutrition and growth, I’ve seen firsthand how much farmers and home growers alike appreciate the elegance…
  • What is Epsom Salt Used for in Hydroponics: The Essential Magnesium and Sulfur Booster for Your Soilless System
    Epsom salt is used in hydroponics primarily as a source of magnesium and sulfur, two essential macronutrients that plants require in significant amounts for healthy growth and optimal yields. I remember my early days tinkering with hydroponic systems, wrestling with drooping leaves and lackluster growth, even with what I thought…
  • What Fertilizer Is Used in Hydroponics: The Complete Guide for Thriving Indoor Gardens
    Hydroponic fertilizers are specially formulated nutrient solutions designed to provide all the essential macro and micronutrients plants need for growth, dissolved in water rather than soil. You know, I still remember my first foray into hydroponics. It was about fifteen years ago, and I was wrestling with this stubborn batch…
  • What Does Epsom Salt Do in Hydroponics: The Key to Robust Plant Growth
    Epsom salt in hydroponics primarily provides magnesium and sulfur, two essential secondary macronutrients that are vital for robust plant growth, chlorophyll production, and enzyme activation. I remember the early days, hunched over my first DIY hydroponic system in a dimly lit garage, meticulously mixing nutrient solutions. Everything looked fine, the…
  • How to Raise pH in Hydroponics Naturally: Your Guide to Optimal Plant Health
    Understanding how to raise pH in hydroponics naturally is crucial for unlocking your plants’ full growth potential, ensuring they can effectively absorb the vital nutrients you’re providing. I remember one sweltering August afternoon, staring at my burgeoning tomato plants in the grow tent. They were getting plenty of light, the…
  • How much does it cost to grow lettuce in a hydroponic system: Unpacking the Real Expenses
    The cost to grow lettuce in a hydroponic system can range significantly, typically from $50-$200 for a small home setup to thousands of dollars for commercial operations, heavily influenced by system type, scale, and component choices. I remember the first time I truly grappled with the economics of hydroponics. It…
  • Do Hydroponic Vegetables Taste Good: The Truth Behind Hydroponic Flavor
    Yes, hydroponic vegetables can taste exceptionally good, often even better than conventionally grown produce, due to precise control over nutrients, environment, and harvesting. Do hydroponic vegetables taste good? It’s a question I hear a lot, especially from folks who’ve only ever known the taste of soil-grown produce. As a senior…