| With the development of society,the research of plant specialty garden is rising,the competition among specialty gardens is fierce,and high-quality specialty garden resources will have a strong market competitiveness.Improving the ecological environment and landscape quality of special gardens is a direction of modern landscape development.In China,the cultivation of Lagerstroemia indica has a long history,rich varieties,high ornamental degree,strong adaptability,simple management and wide application.The development trend of Lagerstroemia indica special garden is good,which has the functions of rich landscape,promoting the culture and scientific research and popularization of science,is an important base for germplasm resources preservation,and brings new development for the greening industry.Under such a premise,it is of great significance to explore the planning and design of Lagerstroemia indica garden.Taking the planning and design of Xunlong River Lagerstroemia Specialized Garden as an example,this paper discusses the related concepts and theories,and analyzes the planning and design methods of Lagerstroemia Specialized Garden.The main consequence are as follows:Combing the concept,development history and research status of domestic and foreign plant specialized garden and Lagerstroemia indica specialized garden,it is concluded that Lagerstroemia indica specialized garden originated from specialized medicinal garden and spread abroad through various stages of development.At present,the related research of Lagerstroenia indica at home and abroad includes cultivation,reproduction,breeding,resistance research and landscape application.And make a forecast of its development.Based on the five cases of Hunan Shaoyang Shuanglong Lagerstroemia Garden,Hubei Xiangyang Zhonghua Lagerstroemia Garden,Hunan Nanling Botanical Garden Lagerstroenia Specialized Garden,Shanghai Chenshan Botanical Garden Hydrangea Specialized Garden and Guizhou Liupanshui Meihuashan Scenic Area,this paper refines the relevant reference experience of planning and design of Lagerstroemia specialized garden.It includes concept positioning,overall planning,plant configuration,cultural expression,artistic modeling of Lagerstrea indica,late-stage maintenance of Lagearstroemia indican,development of literary creation activities and operation management,etc which provides ideas for the planning and design of late-stage Lagerstrea indica special garden.By summarizing the relevant basic theory,combing the classification and design points of the special plant garden;The characteristics of Lagerstroemia indica special category garden were summarized,including existing germplasm resources,landscape effect,cultural heritage,applicable types,landscape application,function and so on.According to the generality of plant specialty and the characteristics of Lagerstroemia indica,the theory and method of planning and design of Lagerstroemia indica specialty garden were summarized.The methods of planning level are discussed,including environmental analysis,resource integration,theme positioning and planning layout;The discussion of design methods includes landscape topography,road and pavement,plant landscaping,architectural pieces and cultural display.Complete the landscape planning and design of Lagerstroemia indica special garden in Xunlong River,Changsha County.The project is located in Shuanghe Village,Guoyuan Town,Changsha County,Hunan Province,covering an area of about 12.6 hm2,which is an important landscape node in the suburbs.The project intends to collect 6 species of Lagerstroemia indica suitable for Hunan,including about 50 species of Lagerstroemia indica,and plant about 800 plants,highlighting the special characteristics of Lagerstrea indica.And through the integration of plant culture and regional culture,highlighting the special characteristics of Lagerstroemia indica.The project design practice includes the overall plan,the district plan,the special design,the node expands,summarizes the reference pattern of crape myrtle special category garden which has the region culture demonstration and the plant culture ornamental union,and carries on the proof to the paper theory serviceability. |
