一串红本属多年生草本花卉,但因其畏寒,多做一年生栽培,花期一般在6月以后。而若采用插枝过冬法栽培,不仅可使花期提前,还能做到一年三度开花。扦插时间 10～11月,剪取长15～20厘米的健壮枝梢,去掉下部叶片,留顶叶,插于未受污染的沃土中,深约1/3,将土压实,浇透水,置阴凉通风处,保持泥土湿润。天晴时可喷一二次叶面水,20天左右生根。一个月后可分栽上盆。保湿越冬一串红怕寒冷,当夜间气温下降到10℃以下时,便需及时采取保温措施,放入塑料棚中或置于室内,并加罩两层塑料纸保 A string of red perennial herb flowers, but because of chills, do more annual cultivation, flowering is generally after June. If the lawn through the winter cultivation, not only allows the flowering in advance, but also be able to do three flowers a year. Cutting time from 10 to 11 months, cut the robust branches 15 to 20 cm long, remove the lower leaves, leaving the parietal lobe, unpolluted fertile soil, about 1/3, the soil compaction, water, Set cool and ventilated place, keep the soil moist. When the fine spray can be a second foliar water, rooting around 20 days. After a month can be divided into pots. Winter overwhelming a bunch of red afraid of cold, when the temperature dropped to below 10 ℃, they need to take timely thermal insulation measures, placed in plastic shed or placed in the room, and add plastic cover two layers of paper