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重瓣向日葵种植方法
更新时间: 2020-07-06 00:00:00  

1、重瓣向日葵是菊科,向日葵属的植物。为本属植物向日葵的变种。繁殖栽培。

2、地栽,播种繁殖。种子发芽力可保持3至4年,但以选择新鲜种子为宜。4月播种,穴播。播种穴内施以充足的腐熟基肥,每穴播2至3粒,播种深度厘米左右,约10天出苗。

3、苗出齐后,陆续间苗,每穴留1株,株距6厘米为宜。生长季节最好追肥3至5次。自然状态下不易结实,如单纯观赏可不管。如需留种或食用,可在开花时进行人工授粉。重瓣向日葵简介一年生草本。株高1米左右。茎、叶和原变种相同,但分枝多,开花也多。头状花序

关键词: 向日葵 种植 方法

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