瓜叶菊一般在7～9月高温季节播种育苗,由于种子细小,不能埋入土中,只能撒于土面,初发芽时胚根在土面,所以苗期极不耐干旱,有时土中水分仍充足,但土面稍干即出现不可恢复的萎蔫现象。小苗时期浇水连喷头都不能用,只要水稍有一点力量就能冲断冲断幼根,故只能用坐盆法使土面保持湿润,非常麻烦,且土中蚯蚓和害虫损苗严重,不易彻底消灭。我们原来 Cineraria generally seeding seedlings in the hot season from July to September, because the seeds are small, can not be buried in the soil, only sprinkle the soil surface, the root germination at the initial germination of soil, so the seedling is extremely resistant to drought, and sometimes soil moisture Still sufficient, but the soil is slightly dry that is not regaining wilting phenomenon. Seedlings watering nozzle can not even use, as long as the water can be a little thrust impulse rupture of young roots, it can only use the basin law to keep the soil moist, very troublesome, and soil earthworms and pests severely damaged seedlings , Not easily eliminated. We originally