Skip to content

Just added to your cart

    Qty:
    View cart ()
    Questions?
    (720) 420-1209
    • Wholesalers
    • FAQs
    • Search
    • Sign In

    Black Dog LED Black Dog LED

      • Commercial Growing
      • PhytoMAX-4 LED Grow Lights
      • PhytoMAX Power and Data Connectors
      • Accessories
      • Superior Yields
      • Unique Science Based Spectrum
      • Case Studies / Testimonials
      • Leaf Surface Temperature
      • SupportLocal
      • All Articles
      • All Videos
      • Calculators
      • Home Growing
      • Commercial Growing
      • Spectrum / Color
      • Light Measurements / Comparing Lights
      • Product Design
      • Deployment / Installation
      • All Categories
      • Our Story
      • News & Press
    • Contact
    • Cart
      0 items
      Products
      • Commercial Growing
      • PhytoMAX-4 LED Grow Lights
      • PhytoMAX Power and Data Connectors
      • Accessories
      Our Technology
      • Superior Yields
      • Unique Science Based Spectrum
      • Case Studies / Testimonials
      • Leaf Surface Temperature
      Education
      • SupportLocal
      • All Articles
      • All Videos
      • Calculators
      • Home Growing
      • Commercial Growing
      • Spectrum / Color
      • Light Measurements / Comparing Lights
      • Product Design
      • Deployment / Installation
      • All Categories
      About Black Dog
      • Our Story
      • News & Press
      Contact
    • My Cart
    • Wholesalers
    • FAQs
    • Sign In
    Search
    Home / Education
    Access Denied
    IMPORTANT! If you’re a store owner, please make sure you have Customer accounts enabled in your Store Admin, as you have customer based locks set up with EasyLockdown app. Enable Customer Accounts

    Education

      FILTER BY CATEGORY
    • Commercial Growing
    • Spectrum / Color
    • Light Measurements / Comparing Lights
    • Product Design
    • Deployment / Installation
    • Superior Yield + Quality
    • All Categories
    • View All
      FILTER BY TYPE
    • Article
    • Video
      • Customer Testimonials
      • Complete Grow Kits Videos
        • Kit Contents
        • How to Assemble Complete Grow Kits
      • Grow-Along Series Videos
        • Autoflowering Cannabis in a 2x2 Foot Tent
        • Burmese Kush in a 3x3 Foot Tent
        • Super Lemon Haze in a 2.5x2.5 Foot Tent
        • High CBD Hemp in a 4x4 Foot Tent
        • Multiple Strains in a 4x4 Foot Tent
        • Multiple Strains in a 4x4 Foot Tent, Round 2
        • 9 'Blackberry Fizz' in a 3x3 Foot Tent
        • 4 'MAC' in a 2x4 Foot Tent
        • 4 'Kimbo Kush' in a 5x5 Foot Tent
        • 4 'Golden Goat' in a 3x3 Foot Tent
        • 4 'Gelato 33' in a 2x2 Foot Tent
      • Growing How-To Videos
        • Planting Seeds
        • Taking Cuttings / Making Clones
        • Nutrient Mixing
        • Watering Plants
        • Transplanting Plants
        • Topping Plants in Vegetative Growth
        • Thinning / Trimming Plants in Early Flower
        • Defoliation
        • Scrogging / Netting Plants
        • Trimming, Drying and Curing Flowers
        • Sexing Plants
        • Insect and Mite Control
        • CO2 Supplementation
      • Case Study Videos
        • Comparing Different Lights
        • Grow Tests with PhytoMAX-2 Lights
        • Reflectivity Tests
      • Cannabis Timelapse Videos
        • Complete Grow Kits
        • Commercial Timelapses
        • Other Timelapses
      • Fun Videos
        • Time-lapse Videos
        • 2019 Grow-Off Videos
        • Multi-Strain Plants
        • Other Videos
      • Webinars, Seminars and Presentations
        • Commercial
        • General Growing
    • Podcast
    • Grow Calculators
    • View All
     
    • Read

      How much UV light do PhytoMAX-2 LED grow lights provide?

      4.5% of the total photon flux of PhytoMAX-2 lights is in the 320-400nm UV-A range. Because UV light is more energetic than PAR light, 6.6% of the t...
    • Read

      Are there any differences growing under Black Dog LED lights compared to HPS?

      Yes, there is one critical change you will need to make in your growing style to maximize yields under Black Dog LED PhytoMAX-2® lights: keeping th...
    • Read

      Why do we have fans in our lights?

      Aren't passively-cooled LED grow lights better? HPS, MH, CMH / LEC and other high intensity discharge lights increase in efficiency as the bulb get...
    • Read

      What is Correlated Color Temperature (CCT), and is it good for comparing grow lights?

      When you get anything warm enough it will start to give off light, and the hotter it gets, the more energetic the light gets, shifting from the red...
    • Read

      Why don't we have a glass sheet or secondary lens under our LEDs like every other LED grow light?

      We eliminated the glass for efficiency. Every time light transitions from one material to another, such as air to glass, some of the light is lost ...
    • Read

      Why do Black Dog LED grow lights seem more expensive than some other LED lights?

      Our lights appear more expensive than some other LED lights, but that's because our lights have more actual power than most. When comparing the cos...
    • Read

      Why do we include green in our Phyto-Genesis Spectrum?

      While it is true that green light is reflected more than other colors by the chlorophyll in plant leaves (this is why they look green), this doesn'...
    • 4 PhytoMAX-2 600's in a 6x6 foot area

      To showcase growing with multiple lights at higher light intensity levels to maximize yield per square foot, we ran a test with 4 of our PhytoMAX-2...
    • 3-way Side-by-side Grow Test: PhytoMAX-2 600, PhytoMAX-2 1000 and Kind K5-XL1000

      We did a side-by-side grow test to show how different light intensities and different spectrums affect your final harvest. We often get questions a...
    • Read

      PhytoMAX-2 Grow Light Information

      For 5 years, Black Dog LED's PhytoMAX-2 series of lights were the most complete-spectrum LED grow lights available. They have been superseded by th...
    • Read

      Original PhytoMAX Series Grow Light Information

      For almost 2 years, Black Dog LED's original PhytoMAX series of lights were the most complete-spectrum LED grow lights available. They have been su...
    • Read

      Super-Compact Cabinet Grow, Round 2

      This is Round 2 of our super-compact LED grow cabinet featuring the PhytoMAX ® 200 LED Grow Light. In our last video, we saw the PhytoMAX 200 yield...
      • Previous page
      • Page 23 of 28
      • Next page
    Invalid password
    Enter
    Black Dog LED

    Products

    • PhytoMAX-4 Grow Lights
    • Accessories

    Our Technology

    • Unique Science Based Spectrum
    • Superior Yields
    • Case Studies / Testimonials
    • Leaf Surface Temperature

    Education

    • Home Growing
    • Commercial Growing
    • Spectrum / Color
    • Light Measurements / Comparing Lights
    • Product Design
    • Deployment / Installation
    • All Categories

    Quick Resources

    • Growing 101
    • Galleries
    • Growing Calculators

    Black Dog LED

    1120 Delaware Ave.
    Longmont, CO 80501

    720-420-1209
    800-380-2291
    Office Hours:
    M-F: 9 am - 5 pm
    M-F: After 5 By Appointment
    Sat - Sun: By Appointment

    Products
    • PhytoMAX-4 Grow Lights
    • Accessories
    Our Technology
    • Unique Science Based Spectrum
    • Superior Yields
    • Case Studies / Testimonials
    • Leaf Surface Temperature
    Education
    • Home Growing
    • Commercial Growing
    • Spectrum / Color
    • Light Measurements / Comparing Lights
    • Product Design
    • Deployment / Installation
    • All Categories
    Quick Resources
    • Growing 101
    • Galleries
    • Growing Calculators
    Black Dog LED

    1120 Delaware Ave.
    Longmont, CO 80501

    720-420-1209
    800-380-2291
    Office Hours:
    M-F: 9 am - 5 pm
    M-F: After 5 By Appointment
    Sat - Sun: By Appointment

    • About
    • Retailers
    • Blog
    • FAQs
    • Shipping
    • Affiliate Program
    • Terms & Conditions
    • Privacy Policy
    • Warranty
    © 2025 Black Dog Horticulture Technologies & Consulting. All Rights Reserved.
    Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device
    • Choosing a selection results in a full page refresh.
    • Press the space key then arrow keys to make a selection.