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太阳花几月份下种
更新时间: 2020-09-23 00:00:00  

太阳花四月份下种,四月初播于露地苗床,发芽整齐,但初期生长十分缓慢。也可于7到8月份取嫩梢扦插,生根容易。幼苗在天气暖后,生长转快,宜及时间苗和定植,株距25到30厘米,扦插苗于9到10月份开花,蒴果成熟后即可开裂,散落种子,故需多次采取,花冠干枯一触即落者,即可采收,半支莲不耐寒,怕炎热,喜干燥砂质土壤,耐瘠土,能自播。

关键词: 太阳 月份 下种

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