一、公共休憩空间中种植池里的那些树
1-1 可以是树形统一且规矩的大乔讲究苗木的高度、胸径、冠幅的一致性,号苗的要求和难度较高;
①线性效果较强的瘦高树形乔木品种:银杏、美国红枫、水杉、法桐、娜塔栎、白桦(独干)、小叶榄仁等;
②冠大荫浓效果的乔木品种:白蜡、国槐、榉树、朴树、元宝枫等。
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1-2 可以是形态各异的大乔可独干组合,可独干+低分枝/丛生组合,也可丛生组合,号苗的要求相对宽泛;
乔木品种:五角枫、元宝枫、栾树、乌桕等。
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1-3可以是色叶小乔、花乔或者花灌木号苗规格要求统一,相较于大乔,色叶小乔、花乔和花灌木的号苗难度系数较低;
苗木品种:鸡爪槭、红枫、八棱海棠、丛生紫薇等。
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2. 场地中的孤植树
可以是独干、丛生/低分枝大乔,也可以是姿态优美的色叶小乔(如红枫、鸡爪槭等);
① 大乔品种:乌桕、朴树、五角枫、元宝枫、麻栎等;
② 色叶小乔品种:鸡爪槭、红枫等。
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二、园路中种植池里的那些树
1. 可以与周边场地相融通,形成林下空间;
乔木品种:国槐、白蜡、五角枫、元宝枫、美国红枫、榉树、栾树、南洋杉、油松等。
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2. 可以孤植成景,也可做对景,破天际线;
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1. 可孤植
1-1 可以是独干乔木,或低分枝或高杆圆冠或偏冠造型的树形;
苗木品种:朴树、乌桕、白蜡、五角枫等。
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1-2 可以是丛生乔木,要控制分枝的开展幅度,尽可能选择聚拢型,避免影响儿童的活动,也是为了预留更多的儿童活动空间;
乔木品种:丛生/拼栽朴树、丛生五角枫、丛生乌桕等。
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2. 可片植成林
2-1 可以是品种和规格统一且树形规矩的大乔;
苗木品种:水杉、银杏、白蜡、榉树等。
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2-2 可以是品种和规格统一,但树形不统一,有姿态变化的大乔;
乔木品种:乌桕、五角枫等。
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2-3 可以是品种和树形不统一,但规格相似的大乔。
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