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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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  • Essentials Lab pH+ & pH- pH Up & Down Essentials Lab pH+ & pH- pH Up & Down

    Essentials Lab pH+ & pH- pH Up & Down

    Essentials Lab pH+ & pH- pH Up & Down

    Regular price From £4.95 GBP
    Regular price Sale price From £4.95 GBP
  • intense Nutrients - Down 'n' Dirty (PH Down) intense Nutrients - Down 'n' Dirty (PH Down)

    intense Nutrients - Down 'n' Dirty (PH Down)

    intense Nutrients - Down 'n' Dirty (PH Down)

    Regular price From £2.50 GBP
    Regular price Sale price From £2.50 GBP
  • Essentials LAB - pH Test Indicator (Wide Spectrum) 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
  • Essentials LAB - Buffer 7 Essentials LAB - Buffer 7

    Essentials LAB - Buffer 7

    Essentials LAB - Buffer 7

    Regular price £5.00 GBP
    Regular price Sale price £5.00 GBP
  • Essentials LAB - Buffer 4

    Essentials LAB - Buffer 4

    Essentials LAB - Buffer 4

    Regular price £5.00 GBP
    Regular price Sale price £5.00 GBP
  • Bluelab - Probe Care Kit - pH

    Bluelab - Probe Care Kit - pH

    Sold out

    Bluelab - Probe Care Kit - pH

    Regular price £24.00 GBP
    Regular price £28.00 GBP Sale price £24.00 GBP
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  • Bluelab - PH Pen

    Bluelab - PH Pen

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    Bluelab - PH Pen

    Regular price £114.95 GBP
    Regular price Sale price £114.95 GBP
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  • Intense Nutrients - Ph Down Ultra (Ph down)

    Intense Nutrients - Ph Down Ultra (Ph down)

    Intense Nutrients - Ph Down Ultra (Ph down)

    Regular price From £9.95 GBP
    Regular price Sale price From £9.95 GBP

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