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.
RVK Extraction Fans
Sale priceFrom £78.95
Sanlight Bluetooth Dimmer EVO Series
Sale price£39.95
SANlight Distribution Block GEN2
Sale price£12.95
SANlight EVO 4-100 LED 250W Grow Light
Sale price£367.95
SANlight EVO 5 LED 320W Grow Light
Sale priceFrom £469.00
SANlight Extension Lead Gen2 - 1m
Sale price£12.99
SANlight Gen2 Evo+ Series Angled Lead
Sale price£17.50
SANlight LED Flex30 Grow Light
Sale price£149.95
Sanlight M-Dimmer for EVO Series
Sale price£37.95
Sanlight M-Dimmer Q-Series Gen 2
Sale price£39.95
SANlight Power Cable Q Series
Sale price£19.99
Scalpel
Sale price£0.80
Secret Jardin Hydro Shoot 300cm x 300cm x 300cm
Sale price£400.00
Secret Jardin Hydro Shoot Tent 1.5m x 1.5m x 2m R2
Sale price£160.00
Secret Jardin Monkey Fans
Sale priceFrom £20.00
Secret Jardin Tent DR150 R4 - 1.5m x 1.5m x 2.17m
Sale price£349.95
Secret Jardin Tent DR150W R3 - 1.5 x 0.9 x 2.0
Sale price£190.00
Secret Jardin Tent support - Webit/thread
Sale priceFrom £5.99
Secret Jardin TLED 26w - Red & Blue
Sale priceFrom £55.95
Shedmates Wooden Thermometer
Sale price£3.00
Shogun Fertilisers CalMag
Sale priceFrom £4.90
Shogun Fertilisers Dragon Force
Sale priceFrom £7.90
Shogun Fertilisers Geisha Foliar
Sale priceFrom £7.35
Shogun Fertilisers Katana Roots
Sale priceFrom £9.40
Shogun Fertilisers PK Warrior 9/18
Sale priceFrom £6.90
Shogun Fertilisers Samurai Coco A&B
Sale priceFrom £14.40
Shogun Fertilisers Samurai Coco Multipack
Sale price£31.90
Shogun Fertilisers Samurai Hydro Grow & Bloom A&B
Sale priceFrom £14.95
Shogun Fertilisers Samurai Terra Grow & Bloom
Sale priceFrom £11.40
Shogun Fertilisers Silicon
Sale priceFrom £4.90
Shogun Fertilisers Start
Sale priceFrom £5.90
Shogun Fertilisers Sumo Active Boost
Sale priceFrom £11.90
Shogun Fertilisers Sumo Boost
Sale priceFrom £11.90
Shogun Fertilisers Zenzym
Sale priceFrom £6.90
Silenced Revolution AC Stratos Fan
Sale priceFrom £695.00
Silenced Revolution EC Vector Fan
Sale priceFrom £480.00
Silenced Revolution EC Vector Fan V2
Sale priceFrom £480.00
Silencers
Sale priceFrom £39.99
Silver Bullet Mist
Sale price£12.95
Silver Bullet Roots
Sale priceFrom £24.95
Single Imperium Timer Standard
Sale price£70.00
Single Zipper
Sale price£15.00
Skram Mist Pest Prevention 1L
Sale price£18.00
Skyhigh Alpha Roots
Sale priceFrom £18.40
Save up to £9.68
Skyhigh Elevate RTU Spray – Ready-to-Use Growth Enhancer
Sale price£10.32
Regular price£20.00
Sonic Air 23L Float Kit
Sale price£12.00
Sonic Air Pro Spare Disks
Sale price£25.00