The above criteria apply to shrubs. Rose gardens Roses grow on a woody plant, they are the most popular of all garden flowers. Some kinds of roses can be grown in almost all parts of the country, either for growing for borders, as hedges, as bedding plants, as speciments, and as a source of cut flowers. Blooming all summer in cool-season areas and spring and fall in the South, they are the most popular variety. Flowers are large, one per stem or clusters of 3 to 5.
Some cultivars are fragrant.
Bloom season is variable. Developed from other varieties of roses, they resemble their bush counterpart in bloom season and hardiness. The Why and How of Home Horticulture , 2nd ed.,W.H. Freeman, New York. Chapter 11 deals with ornamental gardens.