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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
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  • Grow Tools - Plant Bends (50pk) (Low Stress Training)

    Grow Tools - Plant Bends (50pk) (Low Stress Training)

    Grow Tools - Plant Bends (50pk) (Low Stress Training)

    Regular price £9.99 GBP
    Regular price Sale price £9.99 GBP
    Unit price /  per 
  • Mills Nutrients - Basis A&B Set - 5 Litres

    Mills - Basis A & B (Set) (Base Feed)

    Sale

    Mills - Basis A & B (Set) (Base Feed)

    Regular price From £15.42 GBP
    Regular price £19.83 GBP Sale price From £15.42 GBP
    Unit price /  per 
    Sale
  • Essentials LAB - pH Test Indicator (Wide Spectrum)

    Essentials LAB - pH Test Indicator (Wide Spectrum)

    Essentials LAB - pH Test Indicator (Wide Spectrum)

    Regular price £5.00 GBP
    Regular price Sale price £5.00 GBP
    Unit price /  per 
  • Intense Nutrients - Dirt Grow - 1 Litre

    Intense Nutrients - Dirt: Grow (Base Feed)

    Intense Nutrients - Dirt: Grow (Base Feed)

    Regular price From £2.50 GBP
    Regular price Sale price From £2.50 GBP
    Unit price /  per 
  • Jiffy PRO7 COCO BLOCK 5kg (70L)

    Jiffy PRO7 COCO BLOCK 5kg (70L)

    Jiffy PRO7 COCO BLOCK 5kg (70L)

    Regular price £16.50 GBP
    Regular price Sale price £16.50 GBP
    Unit price /  per 
  • RAM - 300mm (12") Eco Fan

    RAM - 300mm (12") Eco Fan

    RAM - 300mm (12") Eco Fan

    Regular price £24.99 GBP
    Regular price Sale price £24.99 GBP
    Unit price /  per 
  • Advanced Nutrients - Voodoo Juice® - (Root Mass Expanders)

    Advanced Nutrients - Voodoo Juice® - (Root Mass Expanders)

    Advanced Nutrients - Voodoo Juice® - (Root Mass Expanders)

    Regular price From £2.50 GBP
    Regular price Sale price From £2.50 GBP
    Unit price /  per 
  • Advanced Nutrients - Bud Factor X - 1 Litre

    Advanced Nutrients - Bud Factor X® - Bud Potency & Stalk Strengthener

    Sale

    Advanced Nutrients - Bud Factor X® - Bud Potency & Stalk Strengthener

    Regular price From £3.20 GBP
    Regular price £93.95 GBP Sale price From £3.20 GBP
    Unit price /  per 
    Sale
  • Systemair RVK Extractor Fans Premium Air Ventilation

    Systemair RVK Extractor Fans Premium Air Ventilation

    Sale

    Systemair RVK Extractor Fans Premium Air Ventilation

    Regular price From £78.99 GBP
    Regular price £110.00 GBP Sale price From £78.99 GBP
    Unit price /  per 
    Sale
  • BioBizz - Fish Mix - 1 Litre

    Biobizz - Fish Mix - organic fish emulsion from the North Sea

    Biobizz - Fish Mix - organic fish emulsion from the North Sea

    Regular price From £2.50 GBP
    Regular price Sale price From £2.50 GBP
    Unit price /  per 
  • 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
    Unit price /  per 
    Sale
  • BioBizz -All Mix (50 Litres) (Premium Soil Mix for Vigorous Plant Growth)

    BioBizz -All Mix (50 Litres) (Premium Soil Mix for Vigorous Plant Growth)

    Sale

    BioBizz -All Mix (50 Litres) (Premium Soil Mix for Vigorous Plant Growth)

    Regular price From £3.74 GBP
    Regular price £30.00 GBP Sale price From £3.74 GBP
    Unit price /  per 
    Sale
  • Shogun - Sumo Active Boost (Hydroponics Flower Booster)

    Shogun - Sumo Active Boost (Hydroponics Flower Booster)

    Sale

    Shogun - Sumo Active Boost (Hydroponics Flower Booster)

    Regular price From £2.50 GBP
    Regular price £13.00 GBP Sale price From £2.50 GBP
    Unit price /  per 
    Sale
  • ROCK RESINATOR 1L Hydroponics Flower Bloom Stimulator for Monster Heavier Yields

    ROCK RESINATOR 1L Hydroponics Flower Bloom Stimulator for Monster Heavier Yields

    Sale

    ROCK RESINATOR 1L Hydroponics Flower Bloom Stimulator for Monster Heavier Yields

    Regular price From £69.95 GBP
    Regular price £225.42 GBP Sale price From £69.95 GBP
    Unit price /  per 
    Sale
  • VitaLink Buddy for Enhanced Flower Development and Yield

    VitaLink Buddy for Enhanced Flower Development and Yield

    VitaLink Buddy for Enhanced Flower Development and Yield

    Regular price From £7.50 GBP
    Regular price Sale price From £7.50 GBP
    Unit price /  per 
  • Mills Nutrients - C4 - Flowering Booster - 5 Litres

    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
    Unit price /  per 
    Sale
  • 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
    Unit price /  per 
  • 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
    Unit price /  per 
    Sale
  • 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
    Unit price /  per 
    Sale
  • 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
    Unit price /  per 
  • 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
    Unit price /  per 
  • 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
    Unit price /  per 
  • 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
    Unit price /  per 
  • 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
    Unit price /  per 
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