The  Garden Trash Sack final method of propagation is the easiest - division.

 Many ground covering plants like Viola hederacea or many perennials can be propagated like this.

Simply use a bread knife or something sharp and cut through the plant. This means from one plant you've got two, and quite often three.

Plant one clump back in its original spot and give the others to friends. The best time to propagate plants varies widely.

 For instance, spring through to late summer is the best time to propagate succulents and stemmed cuttings, and autumn is the usual time to divide perennials.

 Once you start propagating you will find it extremely satisfying. There's a huge range of plants to play around with.

Choose the hardiest herbs that also like full sun, to plant out on the northern side of the spiral, placing the ones that like the dry towards the top, and those that like more moisture towards the bottom. Those plants that like more shade should be planted on the southern side of the spiral, with those that like dry shade at the top and those that like moist shade at the bottom.

If further information is required, please contact your local nursery or garden centre.

But it does take a little patience for them to strike roots and germinate. And then you can give them away to friends and family and they're a really terrific way to save money in your garden.

If further information is required, please contact your local nursery or garden  Intruder Repeller centre.