玉溪市红塔区蓝花楹引种及栽培技术

Performance and Cultivation Techniques of Jacaranda Tree in Hongta District of Yunnan Province

在对红塔区自2013年以来引进栽植的蓝花楹生长及适应性连续观察基础上,发现蓝花楹适应红塔区气候与土壤条件,生长正常,景观效果好,病虫害少,引种安全,3月中上旬萌芽,3月中下旬展叶,4月上旬初至5月中旬开花,10月下旬至次年1月中旬蒴果成熟,11月中旬至次年3月下旬落叶,年绿叶期365 d;栽植关键技术是修剪培养主干疏散分层形或自然圆头形,可用于行道树、公园、庭院和乡村“四旁”绿化。

The Jacaranda tree was used as the road tree in Hongta District,Yunnan Province since 2013.Some roads in Hongta District applied Jacaranda as the main tree,showing strong adaptability and fewer diseases and pests.The observation showed that it germinates in upper of March and leaves spread in later March,flowers from upper April to middle of May and fruit ripens from October to next January.Normally leaves fall from November to coming March,with green period 365 days.Key technology of cultivation is to prune the crown into multi-layers or natural round shape.The tree can be used as street plant,garden plant or for greening yard and villages.