Indoor Gardening Knowledge

Information about growing indoors.

  1. 120V vs. 240V - is it Cheaper to Run One or the Other?

    120V vs. 240V - is it Cheaper to Run One or the Other?
    "If I run my lights at 240 Volts instead of 120 Volts, will I use less electricity?" Here at Black Dog LED headquarters in Boulder, Colorado, we are asked this question quite often, and the simple answer is yes, but only by a little. All electrically powered devices consume watts, and wattage is what you are paying for. Volts and...
  2. 3 Key Steps to Properly Adjusting pH in Your Water and Nutrient Mix

    3 Key Steps to Properly Adjusting pH in Your Water and Nutrient Mix
    What is pH and why is it important? Here at Black Dog LED we receive many gardening questions; one frequently asked is: "What's up with pH, and should I worry about it?" While the subject might seem daunting, grasping the basic aspects doesn't have to be difficult. Let's briefly consider the reasons why pH is important to your garden, and...
  3. How to Set Up a Carbon Filter for Ideal Odor Control

    How to Set Up a Carbon Filter for Ideal Odor Control
    Grow rooms need good ventilation to keep cool, fresh air coming in and warm, moist "used" air going out. But indoor growing can produce unwanted and even potentially toxic odors and contaminants from soils, fertilizers and the plants themselves. Since the exhaust air often flows into an adjacent indoor area, adding activated carbon filters to your airflow system is the...
  4. Black Dog LED Options For Your Garden

    Black Dog LED Options For Your Garden
    Now that you're convinced that LED lighting is the most economical and productive way to grow your indoor crops (if you need an extra nudge, read this) your next decision is what setup is right for you. Black Dog LED has lights and accessories designed by growers and proven by growers for all sizes and types of grow operations. We've...
  5. 9 Nutritious Plants That You Can Grow Indoors Easily

    9 Nutritious Plants That You Can Grow Indoors Easily
    DIY gardening is growing faster than a zucchini plant in midsummer. Vacant lots, back yards and patios are sprouting up everywhere as places to grow locally-sourced produce for healthy food and environmentally-sound agriculture. But what if you live in a place that's too cold or with days that are too short for healthy plant growth and good yields? Move your...
  6. How to Compare Different Grow Lights

    How to Compare Different Grow Lights
    It would be remarkably convenient if a single number could be used to compare different types of grow lights. Many companies try to express their lights' performance as a single, impressive PAR, lumen, YPF or other intensity measurement, but this certainly does not tell the entire story. Any of these measurements can be manipulated to make a grow light look...
  7. Lumens: Why They're Not That Important

    Lumens: Why They're Not That Important
    Luminous flux is a measure of the amount of light that is visible to the human eye, and lumens are the unit used to describe this measurement. So, why don't lumens matter when it comes to growing plants? Basically, lumens will show you how well a human eye will be able to see under a given light source... but plants...
  8. Photosynthetic Active Radiation (PAR)

    Photosynthetic Active Radiation (PAR)
    What it is, and Why it Matters Photosynthetically Active Radiation (PAR) refers to one way of measuring the range of light wavelengths (400–700 nanometers ) that can be used for photosynthesis (see absorption range for photosynthesis chart above). This range covers the visible spectrum of light, which includes red (700–635 nm), orange (635–590 nm), yellow (590–560 nm), green (560–490 nm...
  9. What Is Photosynthesis?

    What Is Photosynthesis?
    Photosynthesis Explained for the Indoor Gardener Although there is more than one type of photosynthesis, oxygen is released during the photosynthesis process in plants, so plants employ oxygenic photosynthesis. Oxygenic photosynthesis is the manner through which plants utilize light energy to convert carbon dioxide (CO2) and water (H2O) into glucose and oxygen. The chemical formula for this process is: 6...
  10. Root Zone Temperature

    Root Zone Temperature
    Critical for Large Yields Even though root zone temperature is critical to optimal plant performance, most indoor gardening enthusiasts don't spend much time thinking about it. There can be many reasons why an indoor gardener hasn't fine tuned his or her root zone temperature, such as: No cool night period, Satisfaction with the current performance of his or her plants...

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