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Black Flag Horticulture
  • Home
  • Bundle Deals
  • Growing Media
    • Coco Substrates
    • Soil Substrates
    • Rockwool & Jiffy Plugs
    • All Growing Media
  • Propagation
    • Propagators
    • Rockwool & Plugs
    • Rooting Agents
  • Environments
    • Propagation Grow Tents
    • Lighthouse Tents
    • Environments Accessories
  • Climate
    • Ducting & Accessories
    • Extraction & Filtering
    • Fans
    • Sheeting
    • Tapes
    • Temperature Control
    • Humidity Control
    • Odour Control
    • Metal Work
  • Lights
    • LED Grow Lights
    • Grow Lights
    • Grow Light Accessories
    • Shop All
  • Nutrients
    • Base Feeds
    • Root Development
    • Veg Boosters
    • Enzymes
    • Mag/Cal
    • Flowering Boosters
    • P.K
    • Plant Finishers
    • pH Regulators
    • Silicon
  • Organics
    • Organic Nutrients
    • Organic Growing Media
    • Organic Plant Additives
  • Irrigation
    • Connectors
    • Pipes
    • Chillers
  • Plant Health
    • Pest & Disease Control
    • Plant Health
  • Pots & Trays
    • Plant Pots
    • Fabric Plant Pots
    • Saucers
  • Tools
    • Tanks & Reservoirs
    • Measuring Tools
    • Plant Support
    • Magical Butter Machine
    • Harvesting
    • Metering & Timers
    • Spray Bottles & Pumpers
    • All Tools & Accessories
  • Catalogue
    • Shop All
    • Brands
    • All Collections
  • Information
    • About Us
    • Contact Us
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  • NPK Industries - Mighty Wash | Powerful Cleaner for Plants and Grow Spaces

    NPK Industries - Mighty Wash | Powerful Cleaner for Plants and Grow Spaces

    Sale

    NPK Industries - Mighty Wash | Powerful Cleaner for Plants and Grow Spaces

    Regular price £12.49 GBP
    Regular price £15.00 GBP Sale price £12.49 GBP
    Unit price /  per 
    Sale
  • Quantum - 720w LED - Light Fixture

    Quantum - 720w LED - Light Fixture

    Sale

    Quantum - 720w LED - Light Fixture

    Regular price £350.00 GBP
    Regular price £390.00 GBP Sale price £350.00 GBP
    Unit price /  per 
    Sale
  • Plastic Long Pipette (10ml - X5 Bundle)

    Plastic Long Pipette (10ml - X5 Bundle)

    Sale

    Plastic Long Pipette (10ml - X5 Bundle)

    Regular price £1.60 GBP
    Regular price £2.00 GBP Sale price £1.60 GBP
    Unit price /  per 
    Sale
  • Lumii - XLED V6 - 680W Driver Driven (Grow Light)

    Lumii - XLED V6 - 680W Driver Driven (Grow Light)

    Lumii - XLED V6 - 680W Driver Driven (Grow Light)

    Regular price £320.00 GBP
    Regular price Sale price £320.00 GBP
    Unit price /  per 
  • Canna - CANNACURE Concentrate

    Canna - CANNACURE Concentrate

    Canna - CANNACURE Concentrate

    Regular price £23.95 GBP
    Regular price Sale price £23.95 GBP
    Unit price /  per 
  • LUMii Green LED Head Torch

    LUMii Green LED Head Torch

    LUMii Green LED Head Torch

    Regular price £15.00 GBP
    Regular price Sale price £15.00 GBP
    Unit price /  per 
  • PowerPlant Heavy Duty Timer

    PowerPlant Heavy Duty Timer

    PowerPlant Heavy Duty Timer

    Regular price £10.00 GBP
    Regular price Sale price £10.00 GBP
    Unit price /  per 
  • British Minerals - ProPK 13/14 (Phisphorus Potassium)

    British Minerals - ProPK 13/14 (Phisphorus Potassium)

    British Minerals - ProPK 13/14 (Phisphorus Potassium)

    Regular price £19.99 GBP
    Regular price Sale price £19.99 GBP
    Unit price /  per 
  • British Minerals - CalMag (Calcium Magnesium Supplement)

    British Minerals - CalMag (Calcium Magnesium Supplement)

    British Minerals - CalMag (Calcium Magnesium Supplement)

    Regular price £15.00 GBP
    Regular price Sale price £15.00 GBP
    Unit price /  per 
  • British Minerals - Root Mass (Plant Root Stimulator)

    British Minerals - Root Mass (Plant Root Stimulator)

    British Minerals - Root Mass (Plant Root Stimulator)

    Regular price £30.00 GBP
    Regular price Sale price £30.00 GBP
    Unit price /  per 
  • British Minerals - Pure Coco A & B (Base Feed Set)

    British Minerals - Pure Coco A & B (Base Feed Set)

    British Minerals - Pure Coco A & B (Base Feed Set)

    Regular price £16.99 GBP
    Regular price Sale price £16.99 GBP
    Unit price /  per 
  • Shogun Fertilisers - Samurai Coco Starter Bundle

    Shogun Fertilisers - Samurai Coco Starter Bundle

    Sale

    Shogun Fertilisers - Samurai Coco Starter Bundle

    Regular price £150.00 GBP
    Regular price £164.84 GBP Sale price £150.00 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Sensizym - Grow Medium Conditioner

    Advanced Nutrients - Sensizym - Grow Medium Conditioner

    Sale

    Advanced Nutrients - Sensizym - Grow Medium Conditioner

    Regular price £29.99 GBP
    Regular price £35.00 GBP Sale price £29.99 GBP
    Unit price /  per 
    Sale
  • Intense Nutrients: Dirt - Ultra Bundle

    Intense Nutrients: Dirt - Ultra Bundle

    Sale

    Intense Nutrients: Dirt - Ultra Bundle

    Regular price £250.00 GBP
    Regular price £264.74 GBP Sale price £250.00 GBP
    Unit price /  per 
    Sale
  • Intense Nutrients: Dirt - Full Bundle

    Intense Nutrients: Dirt - Full Bundle

    Sale

    Intense Nutrients: Dirt - Full Bundle

    Regular price £174.99 GBP
    Regular price £189.80 GBP Sale price £174.99 GBP
    Unit price /  per 
    Sale
  • Boyu - Water Chiller - L200

    Boyu - Water Chiller - L200

    Sale

    Boyu - Water Chiller - L200

    Regular price £300.00 GBP
    Regular price £375.00 GBP Sale price £300.00 GBP
    Unit price /  per 
    Sale
  • Magical - Spatulas (3 Pack)

    Magical - Spatulas (3 Pack)

    Magical - Spatulas (3 Pack)

    Regular price £19.95 GBP
    Regular price Sale price £19.95 GBP
    Unit price /  per 
  • Magical - Gummy Tray 10ml - 2 Pack

    Magical - Gummy Tray 10ml - 2 Pack

    Magical - Gummy Tray 10ml - 2 Pack

    Regular price £18.95 GBP
    Regular price Sale price £18.95 GBP
    Unit price /  per 
  • Magical - DecarBox™ & Thermometer - Combo Pack

    Magical - DecarBox™ & Thermometer - Combo Pack

    Magical - DecarBox™ & Thermometer - Combo Pack

    Regular price £49.95 GBP
    Regular price Sale price £49.95 GBP
    Unit price /  per 
  • Magical - 4 Pack - Magical Glove + 3 Purify Filters

    Magical - 4 Pack - Magical Glove + 3 Purify Filters

    Magical - 4 Pack - Magical Glove + 3 Purify Filters

    Regular price £44.95 GBP
    Regular price Sale price £44.95 GBP
    Unit price /  per 
  • Magical - 21UP Gummy Tray 8ml - 2 Pack

    Magical - 21UP Gummy Tray 8ml - 2 Pack

    Magical - 21UP Gummy Tray 8ml - 2 Pack

    Regular price £18.95 GBP
    Regular price Sale price £18.95 GBP
    Unit price /  per 
  • Magical - 21UP Gummy Tray 2ml - 2 Pack

    Magical - 21UP Gummy Tray 2ml - 2 Pack

    Magical - 21UP Gummy Tray 2ml - 2 Pack

    Regular price £18.95 GBP
    Regular price Sale price £18.95 GBP
    Unit price /  per 
  • Magical - Measuring Cups - 3 Pack

    Magical - Measuring Cups - 3 Pack

    Magical - Measuring Cups - 3 Pack

    Regular price £24.95 GBP
    Regular price Sale price £24.95 GBP
    Unit price /  per 
  • Advanced Starter Bundle (720w LED With Ballast)

    Advanced Starter Bundle (720w LED With Ballast)

    Sale

    Advanced Starter Bundle (720w LED With Ballast)

    Regular price £574.99 GBP
    Regular price £618.80 GBP Sale price £574.99 GBP
    Unit price /  per 
    Sale
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