养君子兰由于空气干燥或光照过强等原因,常常在出现花蕾后花梗不伸长,夹在叶片中,致使花不能开放,即所谓“夹箭”。这一情况严重时会引起心部叶片腐烂,甚至植株死亡。怎样才能避免出现夹箭呢?一、当君子兰出现花蕾时,应保证根部水分充足,使土壤含水量高于平时,这样就不会因水分不足影响花序柄的伸长。二、君子兰花梗伸 Plectranthus annulata due to dry air or light and other reasons, often appear in the bud after the pedicel does not extend, caught in the leaves, resulting in flowers can not be open, the so-called “folder arrows.” When this condition is serious, the leaf of the heart will decay and even the plants die. How can we avoid the folder arrow? First, when Clivia appear buds, should ensure adequate water roots, the soil moisture is higher than usual, so that water will not affect the elongation of inflorescence handle. Second, gentle orchid pedicel extension