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 £599.99 Reset
£
£
Brand
0 selected
Reset
Brand
Remove all

116 products

Filter and sort Filter

Filter and sort

Filter

116 products

Availability
Clear
Price

The highest price is £599.99

£
£
Clear
Brand
Clear
Remove all
Remove all

116 products

  • Ona - Gels (3.8 KG Pail) (Odour Control)

    Ona - Gels (3.8 KG Pail) (Odour Control)

    Ona - Gels (3.8 KG Pail) (Odour Control)

    Regular price £42.95 GBP
    Regular price Sale price £42.95 GBP
    Unit price /  per 
  • Canna - Flush (Flushing Agent)

    Canna - Flush (Flushing Agent)

    Sale

    Canna - Flush (Flushing Agent)

    Regular price From £7.95 GBP
    Regular price £11.40 GBP Sale price From £7.95 GBP
    Unit price /  per 
    Sale
  • Atami - Washed & Buffered Cocos (50 Litres) X 2 (Premium Coco Coir Mix for Vigorous Plant Growth)

    Atami - Washed & Buffered Cocos (50 Litres) X 2 (Premium Coco Coir Mix for Vigorous Plant Growth)

    Sale

    Atami - Washed & Buffered Cocos (50 Litres) X 2 (Premium Coco Coir Mix for Vigorous Plant Growth)

    Regular price £25.80 GBP
    Regular price £30.00 GBP Sale price £25.80 GBP
    Unit price /  per 
    Sale
  • Canna - Coco Natural (50 Litres) (Premium Coco Coir Mix for Vigorous Plant Growth)

    Canna - Coco Natural (50 Litres) (Premium Coco Coir Mix for Vigorous Plant Growth)

    Sale

    Canna - Coco Natural (50 Litres) (Premium Coco Coir Mix for Vigorous Plant Growth)

    Regular price From £3.55 GBP
    Regular price £30.00 GBP Sale price From £3.55 GBP
    Unit price /  per 
    Sale
  • Atami - B'cuzz: Coco Booster Uni

    Atami - B'cuzz: Coco Booster Uni

    Sale

    Atami - B'cuzz: Coco Booster Uni

    Regular price £27.99 GBP
    Regular price £30.00 GBP Sale price £27.99 GBP
    Unit price /  per 
    Sale
  • Atami - B'Cuzz - Bloom Stimulator - Explosive Bloom Production

    Atami - B'Cuzz - Bloom Stimulator - Explosive Bloom Production

    Sale

    Atami - B'Cuzz - Bloom Stimulator - Explosive Bloom Production

    Regular price £139.99 GBP
    Regular price £145.99 GBP Sale price £139.99 GBP
    Unit price /  per 
    Sale
  • BUDDHAS TREE - FLOWER BURST (Flowering Booster)

    BUDDHAS TREE - FLOWER BURST (Flowering Booster)

    Sale

    BUDDHAS TREE - FLOWER BURST (Flowering Booster)

    Regular price £59.94 GBP
    Regular price £79.99 GBP Sale price £59.94 GBP
    Unit price /  per 
    Sale
  • Atami - Rootbasic - Root Stimulant - 500ml

    Atami - Rootbastic - For ‘Massive’ root production!

    Sale

    Atami - Rootbastic - For ‘Massive’ root production!

    Regular price £67.99 GBP
    Regular price £91.54 GBP Sale price £67.99 GBP
    Unit price /  per 
    Sale
  • Canna - Aqua Flores - Set A&B

    CANNA - Aqua Flores Set (A+B) (Hydro Base Feed)

    Sale

    CANNA - Aqua Flores Set (A+B) (Hydro Base Feed)

    Regular price From £2.50 GBP
    Regular price £55.40 GBP Sale price From £2.50 GBP
    Unit price /  per 
    Sale
  • BioBizz - Bio Heaven - 1 Litre

    Biobizz - Bio Heaven - stimulates enzymatic activity

    Biobizz - Bio Heaven - stimulates enzymatic activity

    Regular price From £2.60 GBP
    Regular price Sale price From £2.60 GBP
    Unit price /  per 
  • Advanced Nutrients PIRANHA Beneficial Fungi Hydroponics Nutrient Additive

    Advanced Nutrients PIRANHA Beneficial Fungi Hydroponics Nutrient Additive

    Sold out

    Advanced Nutrients PIRANHA Beneficial Fungi Hydroponics Nutrient Additive

    Regular price £69.99 GBP
    Regular price £82.35 GBP Sale price £69.99 GBP
    Unit price /  per 
    Sold out
  • Advanced Nutrients: Growing Media - Coco Mix 50 Litre - Cultivator Series (50% Coco / 30% Perlite / 20% Clay Pebbles - 50 Litre)

    Advanced Nutrients: Growing Media - Coco Mix 50 Litre - Cultivator Series (50% Coco / 30% Perlite / 20% Clay Pebbles - 50 Litre)

    Sold out

    Advanced Nutrients: Growing Media - Coco Mix 50 Litre - Cultivator Series (50% Coco / 30% Perlite / 20% Clay Pebbles - 50 Litre)

    Regular price £15.49 GBP
    Regular price Sale price £15.49 GBP
    Unit price /  per 
    Sold out
  • ONA - Air Filter 12

    ONA - Air Filter 12

    ONA - Air Filter 12

    Regular price £40.68 GBP
    Regular price Sale price £40.68 GBP
    Unit price /  per 
  • Atami - High Porosity Cocos 50L: X2 Hydroponics Coco/Perlite Mix Growing Media

    Atami - High Porosity Cocos 50L: X2 Hydroponics Coco/Perlite Mix Growing Media

    Sale

    Atami - High Porosity Cocos 50L: X2 Hydroponics Coco/Perlite Mix Growing Media

    Regular price £30.00 GBP
    Regular price £35.00 GBP Sale price £30.00 GBP
    Unit price /  per 
    Sale
  • Atami - Janeco-Lightmix 50L: X2 Hydroponics Light Soil Mix Compost Growing Media

    Atami - Janeco-Lightmix 50L: X2 Hydroponics Light Soil Mix Compost Growing Media

    Atami - Janeco-Lightmix 50L: X2 Hydroponics Light Soil Mix Compost Growing Media

    Regular price £25.90 GBP
    Regular price Sale price £25.90 GBP
    Unit price /  per 
  • BioBizz -Light Mix (Premium Soil Mix for Vigorous Plant Growth)

    BioBizz -Light Mix (Premium Soil Mix for Vigorous Plant Growth)

    Sale

    BioBizz -Light Mix (Premium Soil Mix for Vigorous Plant Growth)

    Regular price From £2.57 GBP
    Regular price £30.00 GBP Sale price From £2.57 GBP
    Unit price /  per 
    Sale
  • Advanvced Nutrients - Tasty Terpenes™ - Flower Potency & Stalk Strengthener (Previously Nirvana)

    Advanvced Nutrients - Tasty Terpenes™ - Flower Potency & Stalk Strengthener (Previously Nirvana)

    Sale

    Advanvced Nutrients - Tasty Terpenes™ - Flower Potency & Stalk Strengthener (Previously Nirvana)

    Regular price From £15.00 GBP
    Regular price £45.00 GBP Sale price From £15.00 GBP
    Unit price /  per 
    Sale
  • Advanced Nutrients - OG Organics™ Sensi Cal Mag Xtra® (MagCal)

    Advanced Nutrients - OG Organics™ Sensi Cal Mag Xtra® (MagCal)

    Sold out

    Advanced Nutrients - OG Organics™ Sensi Cal Mag Xtra® (MagCal)

    Regular price £39.99 GBP
    Regular price £44.99 GBP Sale price £39.99 GBP
    Unit price /  per 
    Sold out
  • Advanced Nutrients - OG Organics™ Big Bud® (P.K)

    Advanced Nutrients - OG Organics™ Big Bud® (P.K)

    Sold out

    Advanced Nutrients - OG Organics™ Big Bud® (P.K)

    Regular price £44.95 GBP
    Regular price £49.99 GBP Sale price £44.95 GBP
    Unit price /  per 
    Sold out
  • Advanced Nutrients - Golden Godess (Formerly Fulvic)

    Advanced Nutrients - Golden Godess (Formerly Fulvic)

    Sold out

    Advanced Nutrients - Golden Godess (Formerly Fulvic)

    Regular price £19.95 GBP
    Regular price £24.99 GBP Sale price £19.95 GBP
    Unit price /  per 
    Sold out
  • Advanced Nutrients: Voodoo Juice® Plus - Root Mass Expanders

    Advanced Nutrients: Voodoo Juice® Plus - Root Mass Expanders

    Sold out

    Advanced Nutrients: Voodoo Juice® Plus - Root Mass Expanders

    Regular price £64.99 GBP
    Regular price £74.99 GBP Sale price £64.99 GBP
    Unit price /  per 
    Sold out
  • Advanced Nutrients - OG Organics™ Ancient Earth®

    Advanced Nutrients - OG Organics™ Ancient Earth®

    Sold out

    Advanced Nutrients - OG Organics™ Ancient Earth®

    Regular price £36.95 GBP
    Regular price £49.99 GBP Sale price £36.95 GBP
    Unit price /  per 
    Sold out
  • Advanced Nutrients - Kushie Kush® (FlowerEnhancer) **Secret Menu**

    Advanced Nutrients - Kushie Kush® (FlowerEnhancer) **Secret Menu**

    Sale

    Advanced Nutrients - Kushie Kush® (FlowerEnhancer) **Secret Menu**

    Regular price From £2.50 GBP
    Regular price £49.99 GBP Sale price From £2.50 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 From £2.50 GBP
    Regular price £35.00 GBP Sale price From £2.50 GBP
    Unit price /  per 
    Sale
  • 1
  • 2
  • 3
  • 4
  • 5

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
  • USDC
  • 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.