The key to providing an effective system of support for all plants is to get it in place early before the main growth spurt begins and before wind gusts and heavy downpours can cause damager r these plant support frames are suitable for a wide range of long stemmed plants such as delphiniums and lupins providing the best growing supportr r strong and flexibler green metal support ringsr coated with a waterproof plastic finish r do not rust r easy to assemble