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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
    • 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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  • Advanced Nutrients - Bud Candy - Flowering Booster - 1 Litre

    Advanced Nutrients - Bud Candy® - Flower Booster

    Sale

    Advanced Nutrients - Bud Candy® - Flower Booster

    Regular price From £37.95 GBP
    Regular price £44.99 GBP Sale price From £37.95 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Bud Ignitor - 500ml

    Advanced Nutrients - Bud Ignitor® - Bloom Stimulator

    Sale

    Advanced Nutrients - Bud Ignitor® - Bloom Stimulator

    Regular price From £44.99 GBP
    Regular price £89.95 GBP Sale price From £44.99 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Flawless Finish - 1 Litre

    Advanced Nutrients - Flawless Finish® - Flusher

    Sale

    Advanced Nutrients - Flawless Finish® - Flusher

    Regular price From £21.95 GBP
    Regular price £22.95 GBP Sale price From £21.95 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Sensi Coco Bloom - A&B Set - 1 Litre - Coco Base Feed

    Advanced Nutrients - Sensi Coco: Bloom (A & B Set) - pH Perfect®

    Sale

    Advanced Nutrients - Sensi Coco: Bloom (A & B Set) - pH Perfect®

    Regular price From £24.95 GBP
    Regular price £28.95 GBP Sale price From £24.95 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Voodoo Juice® - (Root Mass Expanders)

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

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

    Regular price £61.95 GBP
    Regular price Sale price £61.95 GBP
    Unit price /  per 
  • Advanced Nutrients - Big Bud Coco

    Advanced Nutrients - Big Bud® - Coco - Bloom Booster

    Sale

    Advanced Nutrients - Big Bud® - Coco - Bloom Booster

    Regular price £40.95 GBP
    Regular price £43.95 GBP Sale price £40.95 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - OverDrive - 500ml

    Advanced Nutrients - Overdrive® - Finisher/Ripener

    Sale

    Advanced Nutrients - Overdrive® - Finisher/Ripener

    Regular price From £24.05 GBP
    Regular price £28.95 GBP Sale price From £24.05 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Tarantula (Root Mass Expanders)

    Advanced Nutrients - Tarantula (Root Mass Expanders)

    Sold out

    Advanced Nutrients - Tarantula (Root Mass Expanders)

    Regular price £85.49 GBP
    Regular price Sale price £85.49 GBP
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    Sold out
  • 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 £79.95 GBP
    Regular price £93.95 GBP Sale price £79.95 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Sensi Coco Grow - A&B Set - 1 Litre - Coco Base Feed

    Advanced Nutrients - Sensi - Coco: Grow (A&B Set) - pH Perfect®

    Sale

    Advanced Nutrients - Sensi - Coco: Grow (A&B Set) - pH Perfect®

    Regular price From £24.95 GBP
    Regular price £28.95 GBP Sale price From £24.95 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients: Connoisseur - Bloom (A & B Set) (Base Feed)

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

    Sold out

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

    Regular price £34.99 GBP
    Regular price £39.99 GBP Sale price £34.99 GBP
    Unit price /  per 
    Sold out
  • Advanced Nutrients: Connoisseur - Grow (A & B Set) (Base Feed)

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

    Sale

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

    Regular price £24.95 GBP
    Regular price £30.00 GBP Sale price £24.95 GBP
    Unit price /  per 
    Sale
  • 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 £43.95 GBP
    Regular price £49.99 GBP Sale price £43.95 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - B-52® - Powerful B-Vitamin (Bud and Stalk Strengthener)

    Advanced Nutrients - B-52® - Powerful B-Vitamin (Bud and Stalk Strengthener)

    Sale

    Advanced Nutrients - B-52® - Powerful B-Vitamin (Bud and Stalk Strengthener)

    Regular price £31.99 GBP
    Regular price £39.99 GBP Sale price £31.99 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - CarboLoad - 1 Litre

    Advanced Nutrients - CarboLoad® - Flowering Booster

    Sale

    Advanced Nutrients - CarboLoad® - Flowering Booster

    Regular price £24.99 GBP
    Regular price £32.95 GBP Sale price £24.99 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
  • 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
    Unit price /  per 
    Sale
  • Advanced Nutrients - Revive - 1 Litre

    Advanced Nutrients - Revive - Plant Aid

    Sale

    Advanced Nutrients - Revive - Plant Aid

    Regular price £28.95 GBP
    Regular price £34.95 GBP Sale price £28.95 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Iguana Juice Bloom - 5 Litres

    Advanced Nutrients - Iguana Juice Bloom - OG ORGANICS

    Sale

    Advanced Nutrients - Iguana Juice Bloom - OG ORGANICS

    Regular price £139.99 GBP
    Regular price £151.95 GBP Sale price £139.99 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Iguana Juice Grow - 5 Litres

    Advanced Nutrients - Iguana Juice: Grow - OG ORGANICS

    Sale

    Advanced Nutrients - Iguana Juice: Grow - OG ORGANICS

    Regular price £139.99 GBP
    Regular price £151.95 GBP Sale price £139.99 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - Big Bud

    Advanced Nutrients - Big Bud® - Bloom Booster

    Sale

    Advanced Nutrients - Big Bud® - Bloom Booster

    Regular price £38.99 GBP
    Regular price £43.95 GBP Sale price £38.99 GBP
    Unit price /  per 
    Sale

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