Skip to content
  • Facebook
  • Instagram

Welcome to Black Flag Horticulture Coventry's Number One Horticultural Outlet!

We now accept Cryto Currencies: BTC (Bitcoin), ETH (Ether), ADA (Cardano), XRP (Ripple) & SOL(Solana)

FREE Shipping on all orders £150 or more(Not including growing media

Introducing Dahlia Rose: Your 24Hour AI Horticultural Assistant is NOW LIVE!

We are Proud Stockists of your Favorite Feeds & Additives.

  • 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
    • Contact Us
    • New & Updates
    • FAQ's
    • MUSHBAG GROW GUIDE
    • Returns Policy
Log in

Language

  • English
  • Shqip
  • Polski
  • Facebook
  • Instagram
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
    • Contact Us
    • New & Updates
    • FAQ's
    • MUSHBAG GROW GUIDE
    • Returns Policy

Language

  • English
  • Shqip
  • Polski
Log in
Phone Icon
Cart

Item added to your cart

View cart

Filter:

Availability
0 selected
Reset
Availability
Price
The highest price is £699.95 Reset
£
£
Brand
0 selected
Reset
Brand
Remove all

355 products

Filter and sort Filter

Filter and sort

Filter

355 products

Availability
Clear
Price

The highest price is £699.95

£
£
Clear
Brand
Clear
Remove all
Remove all

355 products

  • Intense Nutrients - Climax - Plant Finisher - 1 Litre

    Intense Nutrients - Climax (Plant Finisher)

    Intense Nutrients - Climax (Plant Finisher)

    Regular price From £17.95 GBP
    Regular price Sale price From £17.95 GBP
    Unit price /  per 
  • Black Flag Horticulture - Graduated Jug

    Black Flag Horticulture - Graduated Jug

    Black Flag Horticulture - Graduated Jug

    Regular price From £1.75 GBP
    Regular price Sale price From £1.75 GBP
    Unit price /  per 
  • Canna - Rhizotonic - 1 Litre

    Canna - Rhizotonic - Root Stimulator

    Sale

    Canna - Rhizotonic - Root Stimulator

    Regular price From £30.95 GBP
    Regular price £39.99 GBP Sale price From £30.95 GBP
    Unit price /  per 
    Sale
  • Intense Nutrients - OG Granules - 350g

    Intense Nutrients - OG Granules (Mycorrhizals)

    Intense Nutrients - OG Granules (Mycorrhizals)

    Regular price From £16.95 GBP
    Regular price Sale price From £16.95 GBP
    Unit price /  per 
  • RAM - ALUDUCT (Low Noise Ducting)

    RAM - ALUDUCT (Low Noise Ducting)

    RAM - ALUDUCT (Low Noise Ducting)

    Regular price From £6.00 GBP
    Regular price Sale price From £6.00 GBP
    Unit price /  per 
  • Terp Booster

    Terp Booster

    Sale

    Terp Booster

    Regular price £18.95 GBP
    Regular price £24.99 GBP Sale price £18.95 GBP
    Unit price /  per 
    Sale
  • Metal Work - Reducers

    Metal Work - Reducers

    Metal Work - Reducers

    Regular price From £4.20 GBP
    Regular price Sale price From £4.20 GBP
    Unit price /  per 
  • Ona - Sprays (250ml) (Odour Control)

    Ona - Sprays (250ml) (Odour Control)

    Sale

    Ona - Sprays (250ml) (Odour Control)

    Regular price £7.90 GBP
    Regular price £9.99 GBP Sale price £7.90 GBP
    Unit price /  per 
    Sale
  • 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 
  • POTKING SQUARE POTS Gardening Plant Pots Hydroponics Drainage Holes 1L To 30L

    POTKING SQUARE POTS Gardening Plant Pots Hydroponics Drainage Holes 1L To 30L

    POTKING SQUARE POTS Gardening Plant Pots Hydroponics Drainage Holes 1L To 30L

    Regular price From £0.60 GBP
    Regular price Sale price From £0.60 GBP
    Unit price /  per 
  • House & Garden - Shooting Powder (PK Booster)

    House & Garden - Shooting Powder (PK Booster)

    House & Garden - Shooting Powder (PK Booster)

    Regular price From £9.99 GBP
    Regular price Sale price From £9.99 GBP
    Unit price /  per 
  • Black Flag Horticulture - Plastic Long Pipette

    Black Flag Horticulture - Plastic Long Pipette

    Black Flag Horticulture - Plastic Long Pipette

    Regular price £0.40 GBP
    Regular price Sale price £0.40 GBP
    Unit price /  per 
  • Grove Bags x10 Bundle - Windowed Black - Odourless Terploc Technology

    Grove Bags x10 Bundle - Windowed Black - Odourless Terploc Technology

    Sale

    Grove Bags x10 Bundle - Windowed Black - Odourless Terploc Technology

    Regular price From £9.99 GBP
    Regular price £12.00 GBP Sale price From £9.99 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
  • Fumite OPP Disinfectant Bomb – Effective Bacterial, Fungicidal, Virucidal Solution

    Fumite OPP Disinfectant Bomb – Effective Bacterial, Fungicidal, Virucidal Solution

    Sale

    Fumite OPP Disinfectant Bomb – Effective Bacterial, Fungicidal, Virucidal Solution

    Regular price £12.76 GBP
    Regular price £16.00 GBP Sale price £12.76 GBP
    Unit price /  per 
    Sale
  • 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
  • CarboAir - 64kg Rope Ratchets

    CarboAir - 64kg Rope Ratchets

    CarboAir - 64kg Rope Ratchets

    Regular price £10.00 GBP
    Regular price Sale price £10.00 GBP
    Unit price /  per 
  • 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 
  • Intense Nutrients - Dirt Bloom - 1 Litre

    Intense Nutrients - Dirt: Bloom (Base Feed)

    Intense Nutrients - Dirt: Bloom (Base Feed)

    Regular price From £15.00 GBP
    Regular price Sale price From £15.00 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 
  • Shogun - CalMag - Calcium & Magnesium

    Shogun - CalMag - Calcium & Magnesium

    Sale

    Shogun - CalMag - Calcium & Magnesium

    Regular price From £6.95 GBP
    Regular price £95.00 GBP Sale price From £6.95 GBP
    Unit price /  per 
    Sale
  • RAM - 400mm (16") Wall Fan - 3 Speed

    RAM - 400mm (16") Wall Fan - 3 Speed

    RAM - 400mm (16") Wall Fan - 3 Speed

    Regular price £29.99 GBP
    Regular price Sale price £29.99 GBP
    Unit price /  per 
  • Grenade Nutrients - Grenade Black

    Grenade Nutrients - Grenade Black

    Grenade Nutrients - Grenade Black

    Regular price From £40.00 GBP
    Regular price Sale price From £40.00 GBP
    Unit price /  per 
  • RAM - Sonoduct - Acoustic Ducting

    RAM - Sonoduct - Acoustic Ducting

    RAM - Sonoduct - Acoustic Ducting

    Regular price From £18.99 GBP
    Regular price Sale price From £18.99 GBP
    Unit price /  per 
  • 1
  • 2
  • 3
  • 4
  • 5
  • …
  • 15

SUBSCRIBE TO OUR NEWSLETTERS

Stay in the know with the latest 'Products and Updates' from Black Flag Horticulture

Black Flag Horticulture Ltd©  2023 All Rights Reserved

Grow Your Own Way

  • Facebook
  • Instagram

Language

  • English
  • Shqip
  • Polski
Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa
© 2025, Black Flag Horticulture Powered by Shopify
  • Refund policy
  • Privacy policy
  • Terms of service
  • Shipping policy
  • Contact information
  • Choosing a selection results in a full page refresh.
  • Opens in a new window.