Acorn Planting Products manufactures two designs of tree and shrub shelter, the Shelterguard and the Spiral Shelter. There are also two designs of tree guard, the Spiral Guard and netting Treeguard, plus Voleguards and two types of Strimmer Guard. Shelterguard are strong, unobtrusive tree and shrub shelters, made by co-extruding a laminate of a 1 2mm square plastic netting and a tinted polythene lining. This unique material, now made using recycled high density polyethylene, photodegrades in two stag
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