Incredibly Simple Yet Stunningly Effective, Each Tomato Plant Halo (currently Available In Green Only And Supplied In Packs Of 3) Is Pushed Into A Planting Hole Cut In The Plastic Skin Of A Grow Bag And Features A Watering Moat Around The Outside Of The Central Planting Hole; Just Top This Outer Ring Up With Water, Apply Liquid Feed To The Centre Hole And The Two Sets Of Roots Which Develop - Water And Feed Searching - Will Do The Rest! Six Hollow Plastic Spikes Reach Down Into The Grow Bag Soil And Send The 3 Litres Of Water The Moat Can Hold Right Where Its Required, Taking 3-5 Hours To Empty The Reservoir. no More Flooding Your Growbag And Washing Out Soil; These Heaven-sent Halos Will Tidy Your Grow Bag Growing Operation Right Up And With Colour Coded Cane Tops Also Available To Hold Your Plant Supporting Bamboo Canes (not Supplied) Firmly In Position, Your Greenhouse, Patio, Decking, Roof Terrace Or Decking Will Never Have Looked So Good.plant Halos Measure 29cm In Diametertough Plastic Constructionsupplied In Packs Of 3currently Only Available In Green designed To Boost Growbag Grown Crop Yieldshalos Come Complete With Colour Matching Cane Capsset Of 3 Enough For One Growbag (3 Plants)cut Plastic Of Growbag And Sit Halo On Topuse Year After Yeardesign Encourages 2 Sets Of Roots To Developwater Delivered Deep Down Into Growbag Soilno More Mess, Flooding Or Washing Out Soil By Overwateringouter Moat For Wateringapply Liquid Feed To Central Ringwatering Ring Has 3 Litre Capacitytakes Between 3 And 5 Hours To Drain6 Spikes Take Water To Root Zoneeach Halo Has 3 Anchor Slots For Bamboo Canes (not Supplied)cane Caps Hold 3 Canes Firmly In Position At Topideal For All Growbag Crops Including Tomatoes, Peppers, Strawberries, Aubergines, Beans And Peas