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越冬管理是培育杜鹃的关键时期。这是因为: 第一,越冬时间较长。北方杜鹃从9月末至10月初入窖或入室,到次年5月上旬出窖或出室,达7个月时间。第二,杜鹃的育蕾、开花、萌发新枝及冬季扦插、早春嫁接、人工播种等,都集中在这个时期。杜鹃养得如何,主要看这个时期的管理。第三,家庭窗台养植杜鹃,越冬管理很困难。常常是因干燥、积灰和管理不当,弄得叶枯蕾落。不少初养杜鹃的人,都反映杜鹃冬季难养,因而这段时间的管理颇为关键。主要应进行以下管理: 1.入室阶段需要防闷。入室时期在9月末至10月初,幼苗应先入室,大株可稍晚几天。入室初期需要保持通风,不应马上全闭门窗,否则容易发生病虫害,不
Overwintering management is a crucial period for cultivating rhododendrons. This is because: First, the winter time longer. Northern rhododendron from the end of September to early October into the cellar or into the room, the first year in early May out of the pit or out of room, up to 7 months time. Second, the rhododendron breeding, flowering, germination of new branches and winter cuttings, early spring grafting, artificial sowing, are concentrated in this period. How to maintain rhododendron mainly depends on the management of this period. Third, the family ledge cultivation cuckoo, winter management is difficult. Often due to dryness, fouling and mismanagement, leaf blight is found. A lot of people who initially planted rhododendrons all reflect that cuckoo is hard to sustain in winter, so the management of this period is quite crucial. The main management should be the following: 1. Entry stage need to prevent boredom. Into the period from late September to early October, seedlings should be admitted into the room, a few days later, large strains. Ventilation needs to be kept in the early stage of entry, and doors and windows should not be fully closed immediately, otherwise pests and diseases may easily occur and no