By investigating the phenophase of 50 species of landscape trees in Changchun city, characteristics of appearance time, color and morpha of anthesis, leaf flushing starting period, fruit colorizing period and autumn leaf color phase were analyzed. According to the color type of phenophase , composition of natural communities, 5 modes of disposition of plants were put forward: S. matsudana + P. davidavidiaha- F. suspense; A. negundo + P. armeniaca var. ansu + P. mandshurica + p. salicina - R.mucronulatum ; A. sibirca + P. maackii + B. platyphylla - P. triloba f . multiplex + F. suspensa var.sieboldii + S. thunbergii; S. thunbergii + P. padus + M. prunifolia - W. florida + R. xanthina f.normalis + L. rnaackii ; T. amurensis + T. amurensis + X. sorbifolia - C. alba + V. sargenti + S.villosa .%通过对长春市50种园林树木物候相进行调查,分析了50种园林树木展叶始期、开花期、果实呈色期和秋季叶片变色期的物候相出现的时间、色彩、形态等特点,并根据各种树木上述物候相的色彩类型和自然群落组成,提出了5种适宜在长春市绿化中应用的植物景观组合模式:旱柳+京桃-连翘;糖槭+山杏+东北杏+李子-迎红杜鹃;水冬瓜赤杨+山桃稠李+白桦-重瓣榆叶梅+垂枝连翘+珍珠绣线菊;元宝枫+稠李+海棠-锦带+黄刺玫+金银忍冬;紫椴+元宝枫+文冠果-红瑞木+鸡树条荚蒾+红丁香.
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