Nutrient Additives GK-Organics Kalong Grow > starting at £12.99 GK-Organics Kalong Bloom > starting at £12.99 Guanokalong Batboost > starting at £14.99 Guanokalong Extract > starting at £10.99 Guanokalong Powder > starting at £7.99 Guanokalong Black Pellets > starting at £14.99 GK-Organics Complete Organics > starting at £9.99 GK-Organics Seaweed Powder > starting at £19.99 GK-Organics Veg Pearls > starting at £6.99 GK-Organics Palm Tree Ash > starting at £6.99 GK-Organics Lava Worm Powder > starting at £19.99 Growing Media Guanokalong Complete Mix > starting at £15.99