丁香:落叶丛生状灌木,花小而密生、秀丽而芳香。花期由4月下旬到5月下旬。耐寒,喜欢湿润、肥沃、排水良好的砂壤上,在富有石灰质的的土壤中生长良好。生长过密时应进行疏剪,使之通风透光,以利花繁枝茂。榆叶梅:为春季开花灌木,花粉红色,有单瓣及重瓣之分。花密集于小枝上,浓艳富丽,观赏价值高。喜充足的阳光和肥沃的土壤,耐寒抗旱,适宜于早春栽植。 Lilac: deciduous shrubs, flowers small and dense, beautiful and fragrant. Flowering from late April to late May. Hardy, like moist, fertile, well-drained sand, grow well in the calcareous soil. Growth should be carried out when the secret sparse, so that ventilation and light, in order to facilitate the flowery branch. Prunus triloba: flowering shrubs for the spring, pink flowers, a single flap and double flap points. Flowers dense on the branch, rich Yan rich, ornamental value. Like plenty of sunshine and fertile soil, cold and drought, suitable for early spring planting.