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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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  • Atami - Cocos Substrate - Coco Coir Growing Media Substrate - 50 Litres

    Atami - Cocos Substrate - 50L

    Sale

    Atami - Cocos Substrate - 50L

    Regular price £13.00 GBP
    Regular price £14.39 GBP Sale price £13.00 GBP
    Unit price /  per 
    Sale
  • Atami - Washed & Buffered Cocos - Coco Coir Growing Media Substrate - 50 Litres

    Atami - Washed and Buffered Cocos (50 L)

    Sale

    Atami - Washed and Buffered Cocos (50 L)

    Regular price £12.95 GBP
    Regular price £15.00 GBP Sale price £12.95 GBP
    Unit price /  per 
    Sale
  • Atami - KiloMix - Soil Growing Media Substrate - 50 Litres

    Atami - Kilomix - 50L

    Sale

    Atami - Kilomix - 50L

    Regular price £13.97 GBP
    Regular price £16.00 GBP Sale price £13.97 GBP
    Unit price /  per 
    Sale
  • Jiffy - 7 - Peat Plugs

    Jiffy - 7 - Peat Plugs

    Jiffy - 7 - Peat Plugs

    Regular price From £0.10 GBP
    Regular price Sale price From £0.10 GBP
    Unit price /  per 
  • Atami - High Porosity Cocos - Coco Coir Growing Media Substrate - 50 Litres

    Atami - High Porosity Cocos (50L) (70% Coco + 30% perlite)

    Sale

    Atami - High Porosity Cocos (50L) (70% Coco + 30% perlite)

    Regular price £15.00 GBP
    Regular price £18.00 GBP Sale price £15.00 GBP
    Unit price /  per 
    Sale
  • Guanokalong - Complete Mix 50L

    Guanokalong - Complete Mix 50L

    Guanokalong - Complete Mix 50L

    Regular price £16.89 GBP
    Regular price Sale price £16.89 GBP
    Unit price /  per 
  • Canna - Coco Natural - 50 Litres

    Canna - Coco: Natural - 50Ltr

    Sale

    Canna - Coco: Natural - 50Ltr

    Regular price £13.49 GBP
    Regular price £16.50 GBP Sale price £13.49 GBP
    Unit price /  per 
    Sale
  • PLANT!T - Perlite

    PLANT!T - Perlite

    PLANT!T - Perlite

    Regular price From £12.00 GBP
    Regular price Sale price From £12.00 GBP
    Unit price /  per 
  • BioBizz - Light Mix - Oranic Soil Substrate - 50 Litres

    BioBizz - Light Mix - 50Ltr

    BioBizz - Light Mix - 50Ltr

    Regular price £12.64 GBP
    Regular price Sale price £12.64 GBP
    Unit price /  per 
  • BioBizz - All Mix - Organic Soil Substrate - 50 Litres

    BioBizz - All-Mix - 50Ltr

    BioBizz - All-Mix - 50Ltr

    Regular price £13.99 GBP
    Regular price Sale price £13.99 GBP
    Unit price /  per 
  • Cultiwool - CRB Small Propagator Plugs in a Tray

    Cultiwool - CRB Small Propagator Plugs in a Tray

    Cultiwool - CRB Small Propagator Plugs in a Tray

    Regular price £12.00 GBP
    Regular price Sale price £12.00 GBP
    Unit price /  per 
  • Canna - Aqua Clay Pebbles - 45 Litres

    CANNA - Aqua Clay - Clay Pebles (45L Bag)

    Sale

    CANNA - Aqua Clay - Clay Pebles (45L Bag)

    Regular price £15.95 GBP
    Regular price £23.72 GBP Sale price £15.95 GBP
    Unit price /  per 
    Sale
  • Cultiwool - Rockwool Cubes

    Cultiwool - Rockwool Cubes

    Cultiwool - Rockwool Cubes

    Regular price £0.50 GBP
    Regular price Sale price £0.50 GBP
    Unit price /  per 
  • Jiffy - PRO7 - Coco Brick - 8L (Per Brick)

    Jiffy - PRO7 - Coco Brick - 8L (Per Brick)

    Jiffy - PRO7 - Coco Brick - 8L (Per Brick)

    Regular price £2.40 GBP
    Regular price Sale price £2.40 GBP
    Unit price /  per 
  • Atami - Worm Delight - Worm Casting Substrate Additive - 20 Litres

    Atami - Worm Delight (20L)

    Sale

    Atami - Worm Delight (20L)

    Regular price £9.00 GBP
    Regular price £13.00 GBP Sale price £9.00 GBP
    Unit price /  per 
    Sale
  • Jiffy PRO7 ALL+ mix - 50L bag

    Jiffy PRO7 ALL+ mix - 50L bag

    Jiffy PRO7 ALL+ mix - 50L bag

    Regular price £13.00 GBP
    Regular price Sale price £13.00 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 
  • PRO7 BATMIX - 50L bag

    PRO7 BATMIX - 50L bag

    PRO7 BATMIX - 50L bag

    Regular price £12.95 GBP
    Regular price Sale price £12.95 GBP
    Unit price /  per 
  • Canna - Coco: Professional Plus (50L Bag) (Growing Media)

    Canna - Coco: Professional Plus (50L Bag) (Growing Media)

    Sale

    Canna - Coco: Professional Plus (50L Bag) (Growing Media)

    Regular price £14.95 GBP
    Regular price £24.00 GBP Sale price £14.95 GBP
    Unit price /  per 
    Sale
  • Jiffy PRO7 LIGHT, Peat potting mix – 50L bag

    Jiffy PRO7 LIGHT, Peat potting mix – 50L bag

    Jiffy PRO7 LIGHT, Peat potting mix – 50L bag

    Regular price £13.50 GBP
    Regular price Sale price £13.50 GBP
    Unit price /  per 
  • Jiffy PRO7 COCO, 100% Pure Coco - 50L bag

    Jiffy PRO7 COCO, 100% Pure Coco - 50L bag

    Jiffy PRO7 COCO, 100% Pure Coco - 50L bag

    Regular price £14.95 GBP
    Regular price Sale price £14.95 GBP
    Unit price /  per 
  • Jiffy PRO7 COCO 70/30, Coco Perlite mix – 50L bag

    Jiffy PRO7 COCO 70/30, Coco Perlite mix – 50L bag

    Jiffy PRO7 COCO 70/30, Coco Perlite mix – 50L bag

    Regular price £14.49 GBP
    Regular price Sale price £14.49 GBP
    Unit price /  per 
  • Gold Label - Hydro/Coco 60/40 Mix - RHP Certified for Hydroponics

    Gold Label - Hydro/Coco 60/40 Mix - RHP Certified for Hydroponics

    Sale

    Gold Label - Hydro/Coco 60/40 Mix - RHP Certified for Hydroponics

    Regular price £15.95 GBP
    Regular price £18.00 GBP Sale price £15.95 GBP
    Unit price /  per 
    Sale
  • PRO7 60/40 CLAY COCO - 45L bag

    PRO7 60/40 CLAY COCO - 45L bag

    PRO7 60/40 CLAY COCO - 45L bag

    Regular price £13.95 GBP
    Regular price Sale price £13.95 GBP
    Unit price /  per 

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