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.
Fish Sh!t - Organic Soil Conditioner
Sale priceFrom £22.95
Flexi Rex - 225L
Sale price£60.00
Flood Dripper
Sale price£0.45
Floramax Flowering Enhancer
Sale priceFrom £20.50
Floramax Growth XS
Sale price£80.00
Floramax Organabud
Sale priceFrom £32.00
Floramax Resin XS
Sale priceFrom £43.00
Floramax Root XS
Sale priceFrom £29.00
Floramax Veg 1 Part 1
Sale priceFrom £12.50
Floramite 240 SC 250ml
Sale price£280.00
Foil Tape
Sale price£5.85
FoxFarm Beastie Bloomz
Sale priceFrom £30.00
FoxFarm Cha Ching
Sale priceFrom £20.00
FoxFarm Open Sesame
Sale priceFrom £20.00
FoxFarm Tiger Bloom - 473ml
Sale price£14.99
G.A.S EC 5 Fan Speed Controller
Sale price£150.00
G.A.S Enviro 4 Controller
Sale price£350.00
G.A.S Enviro Controller V2
Sale price£310.00
G.A.S Intelligent Humidity Controller
Sale price£179.99
G.A.S Intelligent Humidity Controller (For Sonic Air Pro)
Sale price£180.00
G.A.S Interval Timer
Sale price£89.95
G.A.S Sonic Air Humidifier 23L
Sale price£200.00
G.A.S SonicAir - 10L Humidifier
Sale price£99.95
G.A.S SonicAir - Pro Humidifier
Sale price£345.00
G.A.S. AC 1 Thermostatic Controller
Sale price£60.00
G.A.S. AC-EC Controller
Sale price£225.00
G.A.S. EC 1 Controller
Sale price£100.00
G.A.S. EC 1 Fan Speed Controller
Sale price£78.00
G.A.S. EC Speed Controller
Sale price£35.00
G.E.T. Let's Flower
Sale priceFrom £25.00
Garden Highpro - Probox Propagation Grow Tent
Sale priceFrom £59.99
Garden Highpro HumiPro Humidifier - 4L
Sale price£50.00
Garden Highpro Hygrometer Thermometer Premium
Sale price£12.00
Garden Highpro Probox Magnum Version 240
Sale price£550.00
Garden Highpro Probox With LED Lights 0.6 x 0.4 x 2.0
Sale price£310.00
Garden Highpro Propot Wall
Sale priceFrom £18.95
Garden HighPro Soft Pot
Sale priceFrom £29.95
Garden Highpro TT MAX ProFan
Sale priceFrom £39.95
Garden King Budget pH Pen
Sale price£18.00
Garden King Yellow Sticky Traps 12 Pack
Sale price£6.95
Garden Pot Stand - 35cm
Sale price£1.95
Garden Wire With Cutter
Sale price£3.00
Gardening Indoors with CO₂
Sale price£13.20
Garland Cotton Twine
Sale priceFrom £1.99
Gavita Master Controller EL2
Sale price£468.00
Gavita Pro 1700e ML 645w LED Grow Light
Sale price£1,095.00
Gavita Pro Classic
Sale priceFrom £299.95