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While herbaceous flowers are widely used in urban landscapes in large metropolitans likeBeijing, Guangzhou and Shanghai, small and medium cities such as Hengyang rely heavilyon foliage ground covers (including turfgrass) and shrubs in the landscapes. Where flowerplants are used in medium and small cities, they are mainly potted for both indoor andoutdoors. The objective of this study was to select herbaceous flowers suitable for use inHengyang’s landscape so that to add options, variations, and scenes year round.In this study,18Flower Cultivars, for planting test of2years, the gray correlationanalysis method to the comprehensive evaluation on8traits of growth, disease resistance,FL，Hengyang18flower varieties, based on screening of pansy, Verbena, a string of red, shortpull Niu, double carnation, Daisy, Changchun, cockscomb flower8correlation in more than0.9flower varieties, can be directly in the Hengyang City Landscaping large area; Xia violet,purple jasmine, Amaryllis, marigold, Canna, the Impatiens holstii, double patula, Jin Zhanjuand other5Correlation Degree in0.85and the0.9flower species, according to the actualsituation may be short time small size appropriate applied in Hengyang City Landscaping;zinnia5flower varieties correlation degree is below0.85, for the elimination of flowervarieties.
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