Shoulder Shrug Muscles. The shoulder shrug is a simple exercise to perform, and as the name suggests, it does work your shoulder muscles -- namely, the trapezius, or upper shoulder. Additionally, the shoulder shrug works muscles of your back -- the levator scapulae and erector spinae.
Oxalis makes a perennial ground cover in shady areas. Oxalis (Oxalis spp.), also called sorrel or shamrock, has a negative image if all you know of them are weedy, invasive cosmopolitan species. However, most of the about 800 species of oxalis are native plants in tropical South America and Africa or in temperate areas of the Old and New World. Many are used for landscaping or as houseplants. Oxalis are perennial plants but can give the appearance of annuals by going dormant in winter or during droughts.
They were introduced to the United States in the middle 1800âs. The hosta plant is named after Nicolas Host from Austria. Hybridization of the 40 some species of hosta have produced in excess of 3000 registered and named varieties. Hostas are long-lived, herbaceous perennial plants that are easy to grow.Hostas are in the top three most popular perennials in the United States and is the number 1 shade perennial grown.There are few perennials that are as easy to grow as the hosta.Hostas like rich organic soils, prefers moisture, and they like morning sun and afternoon shade.ostas are in the top three most popular perennials in the United States and is the number 1 shade perennial grown. There are few perennials that are as easy to grow as the hosta. Hostas like rich organic soils, prefers moisture, and they like morning sun and afternoon shade.