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八仙花 又名繡球花
今年香港花卉展覽主題花
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繡球花－－王民聲 又名八仙花、紫陽花
英文名稱：Hydrangea macrophylla
科 ：虎耳草科
原產地 ：中國長江流域
葉 ：闊卵形、十五公分長、大而粗糙對生。邊有鋸齒、基部渾圓、先端尖。
花 ：圓直徑十五公分的花簇。白、紅、紫色花萼、四至五裂特大。艷麗色彩。夏天開花。
特徵 ：常綠灌木、喜陰濕而忌乾燥地方、濕潤排水良好泥土。盆上種植、缺水過量、落葉。公園、庭院常見。觀賞評價極高。如加硫化鐵、硫化鎂於泥土、會產生藍色花朵。適合公園、庭院、校園、種植。注意水分充足，容易落葉。
栽培 ：喜半日照、濕潤、肥沃、疏鬆排水良好泥土。適溫14℃－28℃。
繁殖 ：一般扦插法。
Hydrangeas - WongMan Sing, also known as hydrangea, Hydrangea
English name : Hydrangea macrophylla
Family: Saxifragaceae
Country of Origin: China Yangtze River
Leaves: broadly ovate , fifteen centimeters long , big and rough for students.Serrated edges , base rounded, apex acute .
Flowers: five cm diameter flower clusters . White, red, purple calyx , four orfive large crack . Bright colors . Flowering summer.
Features:evergreen shrub likes the wet and dry place bogey , moist well drained soil.The pots , water overdose , deciduous. Park, courtyard common. Watch highrating . Add as iron sulfide magnesium in the soil , will produce a blue flower. Suitable for parks, gardens , schools, planting. Note plenty of water , easilyleaves.
Cultivation : hi half sunshine , moist, fertile , loose and well-drained soil.Optimum temperature 14 ℃ -28℃.
Reproduction: general cutting method .