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Having trouble choosing a grow light? Check out our article - What is the best grow light for your needs? It covers all the main factors you need to consider.

Grower's Choice 10K 315 Watt Single Ended CMH Bulb

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$79.00 $139.00

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The addition of 10K UV light towards the end of the bloom cycle increases resin production in flowering plants as a defense mechanism in response to the ultraviolet light. Now, growers using CMH/LEC fixtures can get these benefits too with the industry’s first and only 315w 10K MH Finishing Lamp.

 

Grower's Choice 10,000K 315 Watt SE CMH Bulb Features

  • For use in 315w CMH fixtures
  • Strong UV peaks for increased resin production 
  • Can be used for 25+ flower cycles before replacement
  • Use only in the last 7-14 days of flowering 
  • Durable quartz glass arc tube ensures long usable life

     

    Specifications

    • Spectrum: 10,000K - for increased resin production toward end of flowering 
    • Lumens Per Watt: 70
    • CRI: 90
    • Lumens At 100 Hours: 22,000
    • Photon Flux:  450 umol/s
    • Lifespan: 10,000 hours

     

    See the full spec sheet here.

    Power 315 watts
    Spectrum 10,000K
    Lumen@100 Hrs 22,000
    Lumens Per Watt 70
    Photon Flux 450 umol/s
    CRI 90
    Lifespan 10,000 hrs
    • Free shipping on all orders over $100 in the continental US and internationally for select brands.
    • Estimated Arrival: Between Sep 23 and Sep 30.
    • Tracking info will be provided (via email) within 24 hours of shipment.
    • Easy returns for up to 90 days, depending on brand.
    • Our shipping and returns page has more details, including return info for individual brands.

    Warranty Information

    There is a 1-year factory warranty on this bulb, if it is used in a Grower's Choice fixture. If not, the warranty is invalid. In the case of shipping damage, you have 10 (ten) days from the receipt of your bulb to report the damage and request a replacement.

    You may be wondering why you should buy your grow lights from us, instead of other available authorized dealers. Read on for the answers to all your burning questions.

     

    10 Reasons to Trust Us With Your Business

    1. Customer Service. We are here to help and want the best for you. Use our live chat or email or call us during business hours. We are always here for you.
    2. Full Warranties and Generous Return Policies. We only carry top American brands that back their products with full warranties and return policies of up to 90 days, depending on the brand (details at the bottom of this page).
    3. Price Match. We want you to be absolutely secure that you're getting the best price with us, so we will not only match a lower price you find online before purchase, but will even refund you the difference up to a month after purchase (details here).
    4. Discreet Insured Shipping. All orders ship via FedEx, UPS, DHL, USPS, or a reputable freight company and the shipment is always insured, so you do not have to worry about a lost or damaged package. You also don't need to worry about prying eyes: all orders ship discreetly.
    5. Hassle-Free Returns. We always adhere to the manufacturers' return policies (details on each manufacturer at the bottom of this page).
    6. Free Shipping on orders over $100 to the lower 48 states.
    7. No Sales Tax Anywhere, except WY, and CA for some brands.
    8. Authorized Dealers. We only carry American brands whose lights and other products have been extensively tested by real growers and processors. 100% US warranty on all products.
    9. Buyer's Guides. We have created buyer's guides for both HID and LED grow lights, as well as rosin presses and bud trimming machines, to help you find the perfect light or press for your needs. We also have reviews and comparisons of the top 1000w LED grow lights and the top 600w LEDs.
    10. Safe & Secure Systems in place for every payment transaction.

    The addition of 10K UV light towards the end of the bloom cycle increases resin production in flowering plants as a defense mechanism in response to the ultraviolet light. Now, growers using CMH/LEC fixtures can get these benefits too with the industry’s first and only 315w 10K MH Finishing Lamp.

     

    Grower's Choice 10,000K 315 Watt SE CMH Bulb Features

    • For use in 315w CMH fixtures
    • Strong UV peaks for increased resin production 
    • Can be used for 25+ flower cycles before replacement
    • Use only in the last 7-14 days of flowering 
    • Durable quartz glass arc tube ensures long usable life

       

      Specifications

      • Spectrum: 10,000K - for increased resin production toward end of flowering 
      • Lumens Per Watt: 70
      • CRI: 90
      • Lumens At 100 Hours: 22,000
      • Photon Flux:  450 umol/s
      • Lifespan: 10,000 hours

       

      See the full spec sheet here.

      Power 315 watts
      Spectrum 10,000K
      Lumen@100 Hrs 22,000
      Lumens Per Watt 70
      Photon Flux 450 umol/s
      CRI 90
      Lifespan 10,000 hrs
      • Free shipping on all orders over $100 in the continental US and internationally for select brands.
      • Estimated Arrival: Between Sep 23 and Sep 30.
      • Tracking info will be provided (via email) within 24 hours of shipment.
      • Easy returns for up to 90 days, depending on brand.
      • Our shipping and returns page has more details, including return info for individual brands.

      Warranty Information

      There is a 1-year factory warranty on this bulb, if it is used in a Grower's Choice fixture. If not, the warranty is invalid. In the case of shipping damage, you have 10 (ten) days from the receipt of your bulb to report the damage and request a replacement.

      You may be wondering why you should buy your grow lights from us, instead of other available authorized dealers. Read on for the answers to all your burning questions.

       

      10 Reasons to Trust Us With Your Business

      1. Customer Service. We are here to help and want the best for you. Use our live chat or email or call us during business hours. We are always here for you.
      2. Full Warranties and Generous Return Policies. We only carry top American brands that back their products with full warranties and return policies of up to 90 days, depending on the brand (details at the bottom of this page).
      3. Price Match. We want you to be absolutely secure that you're getting the best price with us, so we will not only match a lower price you find online before purchase, but will even refund you the difference up to a month after purchase (details here).
      4. Discreet Insured Shipping. All orders ship via FedEx, UPS, DHL, USPS, or a reputable freight company and the shipment is always insured, so you do not have to worry about a lost or damaged package. You also don't need to worry about prying eyes: all orders ship discreetly.
      5. Hassle-Free Returns. We always adhere to the manufacturers' return policies (details on each manufacturer at the bottom of this page).
      6. Free Shipping on orders over $100 to the lower 48 states.
      7. No Sales Tax Anywhere, except WY, and CA for some brands.
      8. Authorized Dealers. We only carry American brands whose lights and other products have been extensively tested by real growers and processors. 100% US warranty on all products.
      9. Buyer's Guides. We have created buyer's guides for both HID and LED grow lights, as well as rosin presses and bud trimming machines, to help you find the perfect light or press for your needs. We also have reviews and comparisons of the top 1000w LED grow lights and the top 600w LEDs.
      10. Safe & Secure Systems in place for every payment transaction.

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