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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
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  • Crazy Hills - Elan (All-In-One-Booster)

    Crazy Hills - Elan (All-In-One-Booster)

    Sold out

    Crazy Hills - Elan (All-In-One-Booster)

    Regular price £34.95 GBP
    Regular price Sale price £34.95 GBP
    Sold out
  • British Minerals - Money Shot (Resin & Yield enhancer) British Minerals - Money Shot (Resin & Yield enhancer)

    British Minerals - Money Shot (Resin & Yield enhancer)

    Sold out

    British Minerals - Money Shot (Resin & Yield enhancer)

    Regular price £29.99 GBP
    Regular price Sale price £29.99 GBP
    Sold out
  • British Minerals - Fruit Boost (Metabolism Accelerator) British Minerals - Fruit Boost (Metabolism Accelerator)

    British Minerals - Fruit Boost (Metabolism Accelerator)

    Sold out

    British Minerals - Fruit Boost (Metabolism Accelerator)

    Regular price £30.00 GBP
    Regular price Sale price £30.00 GBP
    Sold out
  • Guanokalong - Palm Tree Ash

    Guanokalong - Palm Tree Ash

    Guanokalong - Palm Tree Ash

    Regular price £10.95 GBP
    Regular price Sale price £10.95 GBP
  • BioBizz - Top Max - 1 Litre Biobizz - Top Max - Flowering Booster

    Biobizz - Top Max - Flowering Booster

    Biobizz - Top Max - Flowering Booster

    Regular price From £2.50 GBP
    Regular price Sale price From £2.50 GBP
  • Intense Nutrients - Giga Bloom (Early Flower Booster)

    Intense Nutrients - Giga Bloom (Early Flower Booster)

    Intense Nutrients - Giga Bloom (Early Flower Booster)

    Regular price From £32.95 GBP
    Regular price Sale price From £32.95 GBP
  • HydroTops - Top Heavy Crop HydroTops - Top Heavy Crop

    HydroTops - Top Heavy Crop

    Sale

    HydroTops - Top Heavy Crop

    Regular price From £2.50 GBP
    Regular price £42.49 GBP Sale price From £2.50 GBP
    Sale
  • Dutch Pro: Explode (Bud Booster)

    Dutch Pro: Explode (Bud Booster)

    Dutch Pro: Explode (Bud Booster)

    Regular price From £74.95 GBP
    Regular price Sale price From £74.95 GBP
  • House & Garden: Top Booster (Flowering Booster)

    House & Garden: Top Booster (Flowering Booster)

    Sale

    House & Garden: Top Booster (Flowering Booster)

    Regular price £15.99 GBP
    Regular price £24.99 GBP Sale price £15.99 GBP
    Sale
  • FloraMax - Flowering Enhancer - Bloom Booster

    FloraMax - Flowering Enhancer - Bloom Booster

    Sale

    FloraMax - Flowering Enhancer - Bloom Booster

    Regular price £88.95 GBP
    Regular price £94.99 GBP Sale price £88.95 GBP
    Sale
  • FloraMax - OrganaBud - Bloom Booster

    FloraMax - OrganaBud - Bloom Booster

    Sale

    FloraMax - OrganaBud - Bloom Booster

    Regular price £139.99 GBP
    Regular price £155.00 GBP Sale price £139.99 GBP
    Sale
  • FloraMax - Resin-XS

    FloraMax - Resin-XS

    Sale

    FloraMax - Resin-XS

    Regular price £44.99 GBP
    Regular price £51.00 GBP Sale price £44.99 GBP
    Sale
  • Buddhas Tree - Advanced Meta Boost (Flowering Booster)

    Buddhas Tree - Advanced Meta Boost (Flowering Booster)

    Sale

    Buddhas Tree - Advanced Meta Boost (Flowering Booster)

    Regular price £39.95 GBP
    Regular price £47.99 GBP Sale price £39.95 GBP
    Sale
  • Advanced Nutrients - Bud Blood - Flowering Booster - Powder (40g Sachet) Advanced Nutrients - Bud Blood - Flowering Booster - Powder (40g Sachet)

    Advanced Nutrients - Bud Blood - Flowering Booster - Powder (40g Sachet)

    Sale

    Advanced Nutrients - Bud Blood - Flowering Booster - Powder (40g Sachet)

    Regular price £19.95 GBP
    Regular price £22.95 GBP Sale price £19.95 GBP
    Sale
  • CX - Head Masta - Flowering Booster CX - Head Masta - Flowering Booster

    CX - Head Masta - Flowering Booster

    CX - Head Masta - Flowering Booster

    Regular price £98.99 GBP
    Regular price Sale price £98.99 GBP
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