Explore the full range of hydroponic supplies at Holland Horticulture. From LED grow lights and plant nutrients to grow tents, ventilation systems, and climate control solutions — everything you need for successful indoor growing is right here. We stock trusted brands like Lumatek, Telos, Atami, Canna, and many more, with expert support and fast UK delivery.
Grow Bitz pH Truncheon
Sale price£55.00
Grow Genius Mono Silicic
Sale priceFrom £21.95
Grow Genius Plant Wash Concentrate
Sale priceFrom £20.00
Grow Genius Whole in One 250ml
Sale price£50.00
Grow Warm Oil Radiator
Sale priceFrom £35.00
Growlite OG 600w 6" Complete
Sale price£284.95
Growlite OG 600w 6" Dimmable Complete
Sale price£289.95
Growlite OG 600w 8" Complete
Sale price£294.95
Growlite OG 600w 8" Dimmable Complete
Sale price£309.95
Growmax Reverse Osmosis System 500L
Sale price£253.00
Growth Technology Chilli & Pepper Focus
Sale priceFrom £5.00
Growth Technology Clonex Mist Spray
Sale priceFrom £8.45
Growth Technology Clonex Rooting Gel
Sale price£8.45
Growth Technology Conductivity Standard
Sale price£3.49
Growth Technology Formulex
Sale priceFrom £3.99
Growth Technology Herb Focus - 300ml
Sale price£5.00
Growth Technology Ionic Coco - Grow & Bloom
Sale priceFrom £10.95
Growth Technology Ionic Hydro - Grow & Bloom
Sale priceFrom £10.95
Growth Technology Ionic PK Boost
Sale priceFrom £6.95
Growth Technology Ionic Soil - Grow & Bloom
Sale priceFrom £10.95
Growth Technology Liquid Oxygen
Sale priceFrom £4.05
Growth Technology Nitrozyme
Sale priceFrom £10.99
Growth Technology Olive Focus
Sale price£9.00
Growth Technology pH Buffer 4 & 7
Sale priceFrom £3.10
Growth Technology pH Probe Cleaner
Sale price£5.40
Growth Technology pH Probe Refill & Storage
Sale price£5.40
Growth Technology Root Riot
Sale priceFrom £7.00
Growth Technology Rose Focus
Sale priceFrom £5.00
Growth Technology SB Plant Invigorator
Sale priceFrom £6.95
Guanokalong Grow & Bloom Organic Liquid
Sale priceFrom £14.00
Guanokalong Powder
Sale priceFrom £12.00
Guard'N'Aid for Spider Mite - 250ml
Sale price£25.00
Guard'N'Aid For Thrip
Sale price£25.00
Guard'N'Aid Healthy Leaf & Bud - 250ml
Sale price£16.95
Guard'N'Aid Healthy Root - 1L
Sale price£39.95
Guard'N'Aid Insect Catcher 5 Pack
Sale price£5.00
Guard'N'Aid PestOFF Plus - 250ml
Sale price£39.95
Hailea Blue Air Pump
Sale priceFrom £46.00
Hailea Water & Nutrient Chiller
Sale priceFrom £300.00
Haliea CB8300 Water Heater 300W
Sale price£30.00
Hand Pressure Sprayer
Sale priceFrom £4.00
Hanging Hooks & Chain
Sale priceFrom £0.30
Happy Christmas Seed Box (Random Colour)
Sale price£3.50
Heat Seal Pouches
Sale priceFrom £0.99
Heated Electric Propagators
Sale priceFrom £38.55