GH KoolBloom - 4OZ

Description

KoolBloom is a highly concentrated nutrient supplement that promotes abundant flowering and facilitates ripening in annual flowers and herbs. KoolBloom is rich with phosphorus and potassium and contains precise amounts of ripening elements. KoolBloom is to be used only at the very end of a plant's life cycle and will help build larger, heavier fruits and flowers.

GH KoolBloom - 4OZ

Product form

KoolBloom is a highly concentrated nutrient supplement that promotes abundant flowering and facilitates ripening in annual flowers and herbs. KoolBloom... Read more

Out of stock, 1-3 weeks

$14.48  $11.58

    • Guaranteed secure & safe checkout.

      shop pay
    • Free pickup at our Webster & Milford stores
    • 30-day returns on unopened items

    Description

    KoolBloom is a highly concentrated nutrient supplement that promotes abundant flowering and facilitates ripening in annual flowers and herbs. KoolBloom is rich with phosphorus and potassium and contains precise amounts of ripening elements. KoolBloom is to be used only at the very end of a plant's life cycle and will help build larger, heavier fruits and flowers.

    Returns & Delivery

    How fast will my order ship?

    We're a small family-owned shop, not Amazon. Most orders arrive within 7–14 days, and some items ship direct from the manufacturer. Need it today? Pick it up at Webster or Milford.

    Can I pick this up in store?

    Yes — order online and collect at Webster or Milford with no shipping charge. Both stores are open seven days a week.

    What if I need to return it?

    Most new, unopened items can come back within 30 days of delivery for a full refund. If the mistake was ours, we cover the return shipping.

    Do you handle bulk and commercial orders?

    We ship pallets of Pro-Mix, Bio365 and Athena nationwide. Call 508-461-5850 or ask us for facility pricing.

    Shop related collections

    Recently viewed products

      © 2026 Matt’s Hydroponics, Powered by Shopify