10 garden plants even you can’t killPIXABAY Robust mounds of Euphorbia add structure and backbone to mixed plantings of perennials and grasses. They're unusual plants with whorls of blue-grey leaves that are topped by lime-green flowers which are not dissimilar to Shrek's ears. READ MORE:* 5 house plants you can't kill* 13 of the best NZ native ground cover plants* Clay soil: 5 tips to make your garden flourishPIXABAY Cosmos flowers can be simple with single petals but there are frilly, double and fused-petal forms too. They look fantastic along pathways and planted in mass groupings under slender trees such as silver birches and they have creamy yellow flowers in spring. The individual plants are short-lived, but by the time they've turned up their toes, new plants are on the way.

Source: Stuff March 02, 2018 00:33 UTC