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.
Dynomyco™ Mycorrhizal Inoculants
Sale priceFrom £17.50
Easy Gliders (Pair)
Sale price£7.49
Easy Rolls (Pair)
Sale price£8.45
Eco Intake Fan
Sale priceFrom £13.95
Ecothrive Biosys
Sale priceFrom £4.00
Ecothrive Coco Lite Mix with Charge - 50L
Sale price£16.95
Ecothrive Coco Pro - 50L
Sale price£16.95
Ecothrive Eco-life Living Soil 40L
Sale price£35.00
Ecothrive Flourish
Sale priceFrom £9.00
Ecothrive Life-Cycle
Sale priceFrom £4.50
Ecothrive Neutralise
Sale priceFrom £5.95
Ecothrive Soil Food
Sale price£15.00
Electric Cable
Sale priceFrom £0.85
Element 115
Sale priceFrom £42.00
Elite Quantum LED
Sale priceFrom £140.00
Empty Trays
Sale priceFrom £2.20
Enviro Replacement Probe With Connector
Sale priceFrom £30.00
Enviro4 Replacement Probe Quick Connection
Sale price£30.00
Essentials Fulvic Plus 5L
Sale price£66.50
Essentials Lab 30% pH Down 1L
Sale price£10.00
Essentials pH Meter
Sale price£48.00
Essentials Plus Calmag
Sale priceFrom £10.00
Essentials Plus Silicon
Sale price£10.00
Euro Reflector
Sale price£15.00
Evolution CO2 Analyser
Sale price£347.25
Evolution CO2 Controller Kit Complete
Sale price£740.01
Evoponic Bud Bulk 40g
Sale price£9.00
Evoponic Bud Explosion
Sale priceFrom £13.00
Evoponic Bud Honey
Sale priceFrom £22.00
Evoponic Bud Power 40g
Sale price£11.00
Evoponic Elixir Steroids
Sale price£64.00
Evoponic Evo Accelerator
Sale priceFrom £39.00
Evoponic Force Field 250ml
Sale price£31.00
Evoponic Goliath
Sale priceFrom £22.00
Evoponic Humitine
Sale priceFrom £16.00
Evoponic Liquid Heat - 250ml
Sale price£25.00
Evoponic Liquid Ice
Sale priceFrom £25.00
Evoponic Motherkare
Sale priceFrom £22.00
Evoponic PK Bulk
Sale priceFrom £19.50
Evoponic Platinum Flower A&B
Sale priceFrom £21.00
Evoponic Platinum Grow A&B
Sale priceFrom £21.00
Evoponic Rooting Gel
Sale priceFrom £10.00
Evoponic Roxy
Sale priceFrom £22.00
Evoponic Super Rootz
Sale priceFrom £18.00
Evoponic Water Saver 250ml
Sale price£25.00
Exhale CO2 BAG
Sale priceFrom £30.00
Fan Speed Controller
Sale priceFrom £67.40
Fast Clamps
Sale priceFrom £7.00