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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
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  • RAM - 400mm Pedestal Fan (16") Solid Base - 3 Speed

    RAM - 400mm Pedestal Fan (16") Solid Base - 3 Speed

    RAM - 400mm Pedestal Fan (16") Solid Base - 3 Speed

    Regular price £35.00 GBP
    Regular price Sale price £35.00 GBP
  • BioChar BioChar

    BioChar

    BioChar

    Regular price From £4.99 GBP
    Regular price Sale price From £4.99 GBP
  • HYGROZYME 500ml/1L Organic Hydroponics Plant Root Enzyme Suppliment HYGROZYME 500ml/1L Organic Hydroponics Plant Root Enzyme Suppliment

    HYGROZYME 500ml/1L Organic Hydroponics Plant Root Enzyme Suppliment

    HYGROZYME 500ml/1L Organic Hydroponics Plant Root Enzyme Suppliment

    Regular price From £24.99 GBP
    Regular price Sale price From £24.99 GBP
  • Green Planet - Bud Booster (Flowering Booster) Green Planet - Bud Booster (Flowering Booster)

    Green Planet - Bud Booster (Flowering Booster)

    Green Planet - Bud Booster (Flowering Booster)

    Regular price From £33.94 GBP
    Regular price Sale price From £33.94 GBP
  • LightHouse: ULTRALUX- Flat Black White - (2m Width - Thickness 125μm)

    LightHouse: ULTRALUX- Flat Black White - (2m Width - Thickness 125μm)

    Sale

    LightHouse: ULTRALUX- Flat Black White - (2m Width - Thickness 125μm)

    Regular price From £14.95 GBP
    Regular price £30.00 GBP Sale price From £14.95 GBP
    Sale
  • Advanced Nutrients: Connoisseur - Bloom (A & B Set) (Base Feed) Advanced Nutrients: Connoisseur - Bloom (A & B Set) (Base Feed)

    Advanced Nutrients: Connoisseur - Bloom (A & B Set) (Base Feed)

    Sale

    Advanced Nutrients: Connoisseur - Bloom (A & B Set) (Base Feed)

    Regular price From £2.50 GBP
    Regular price £39.99 GBP Sale price From £2.50 GBP
    Sale
  • LUMii BLACK² 720 LED Kit (Includes Ballast) LUMii BLACK² 720 LED Kit (Includes Ballast)

    LUMii BLACK² 720 LED Kit (Includes Ballast)

    Sale

    LUMii BLACK² 720 LED Kit (Includes Ballast)

    Regular price From £65.00 GBP
    Regular price £350.00 GBP Sale price From £65.00 GBP
    Sale
  • Mills Nutrients - C4 - Flowering Booster - 5 Litres Mills - C4 (Flower Booster)

    Mills - C4 (Flower Booster)

    Sale

    Mills - C4 (Flower Booster)

    Regular price From £17.95 GBP
    Regular price £21.95 GBP Sale price From £17.95 GBP
    Sale
  • Grow Bitz PRESSURE SPRAYERS 2L/5L Grow Bitz PRESSURE SPRAYERS 2L/5L

    Grow Bitz PRESSURE SPRAYERS 2L/5L

    Grow Bitz PRESSURE SPRAYERS 2L/5L

    Regular price From £6.25 GBP
    Regular price Sale price From £6.25 GBP
  • Inkbird Digital Temperature Controller 220V Thermostat

    Inkbird Digital Temperature Controller 220V Thermostat

    Inkbird Digital Temperature Controller 220V Thermostat

    Regular price £34.95 GBP
    Regular price Sale price £34.95 GBP
  • Pure Harvest CocoPeat 8 - 104 Plug SINGLE TRAY Pure Harvest CocoPeat 8 - 104 Plug SINGLE TRAY

    Pure Harvest CocoPeat 8 - 104 Plug SINGLE TRAY

    Sale

    Pure Harvest CocoPeat 8 - 104 Plug SINGLE TRAY

    Regular price £16.95 GBP
    Regular price £21.00 GBP Sale price £16.95 GBP
    Sale
  • Emerald Harvest - Cali Pro Grow (A&B set) - (Base Feed) Emerald Harvest - Cali Pro Grow (A&B set) - (Base Feed)

    Emerald Harvest - Cali Pro Grow (A&B set) - (Base Feed)

    Emerald Harvest - Cali Pro Grow (A&B set) - (Base Feed)

    Regular price From £15.99 GBP
    Regular price Sale price From £15.99 GBP
  • ROOT!T - 26W LED GROW LIGHT ROOT!T - 26W LED GROW LIGHT

    ROOT!T - 26W LED GROW LIGHT

    ROOT!T - 26W LED GROW LIGHT

    Regular price £44.95 GBP
    Regular price Sale price £44.95 GBP
  • Durable Air Line Tubing 4mm for Efficient Airflow in Hydroponics Durable Air Line Tubing 4mm for Efficient Airflow in Hydroponics

    Durable Air Line Tubing 4mm for Efficient Airflow in Hydroponics

    Durable Air Line Tubing 4mm for Efficient Airflow in Hydroponics

    Regular price From £0.40 GBP
    Regular price Sale price From £0.40 GBP
  • Metal Work - T Piece Metal Work - T Piece

    Metal Work - T Piece

    Metal Work - T Piece

    Regular price From £6.25 GBP
    Regular price Sale price From £6.25 GBP
  • Lighthouse - Round Drynet - 75CM (30")

    Lighthouse - Round Drynet - 75CM (30")

    Lighthouse - Round Drynet - 75CM (30")

    Regular price £25.00 GBP
    Regular price Sale price £25.00 GBP
  • Lumii - Rope Ratchet - Pack of 2

    Lumii - Rope Ratchet - Pack of 2

    Lumii - Rope Ratchet - Pack of 2

    Regular price £6.50 GBP
    Regular price Sale price £6.50 GBP
  • Mills Nutrients - Vitalize - Plant Vigor Promoter - 1 Litre Mills - Vitalize (Plant Aid)

    Mills - Vitalize (Plant Aid)

    Sale

    Mills - Vitalize (Plant Aid)

    Regular price From £7.24 GBP
    Regular price £11.99 GBP Sale price From £7.24 GBP
    Sale
  • BioBizz - Bio Heaven - 1 Litre Biobizz - CalMag (Calcium and Magnesium)

    Biobizz - CalMag (Calcium and Magnesium)

    Biobizz - CalMag (Calcium and Magnesium)

    Regular price From £2.60 GBP
    Regular price Sale price From £2.60 GBP
  • Plagron - Sugar Royal (Amino Acids) - Best Seller

    Plagron - Sugar Royal (Amino Acids) - Best Seller

    Plagron - Sugar Royal (Amino Acids) - Best Seller

    Regular price From £2.50 GBP
    Regular price Sale price From £2.50 GBP
  • Advanced Nutrients - Tarantula (Root Mass Expanders)

    Advanced Nutrients - Tarantula (Root Mass Expanders)

    Advanced Nutrients - Tarantula (Root Mass Expanders)

    Regular price £85.49 GBP
    Regular price Sale price £85.49 GBP
  • Luxx Par-Stretch Scrog Nets Luxx Par-Stretch Scrog Nets

    Luxx Par-Stretch Scrog Nets

    Luxx Par-Stretch Scrog Nets

    Regular price From £9.99 GBP
    Regular price Sale price From £9.99 GBP
  • Jack Chain 10m for Secure and Adjustable Hanging Solutions

    Jack Chain 10m for Secure and Adjustable Hanging Solutions

    Jack Chain 10m for Secure and Adjustable Hanging Solutions

    Regular price £10.00 GBP
    Regular price Sale price £10.00 GBP
  • Advanced Nutrients - Rhino Skin® - Bud Potency & Stalk Strengthener Advanced Nutrients - Rhino Skin® - Bud Potency & Stalk Strengthener

    Advanced Nutrients - Rhino Skin® - Bud Potency & Stalk Strengthener

    Sale

    Advanced Nutrients - Rhino Skin® - Bud Potency & Stalk Strengthener

    Regular price From £43.95 GBP
    Regular price £49.99 GBP Sale price From £43.95 GBP
    Sale
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