x******n
发帖数: 8550 | 1 hhttp://gardening.about.com/od/maintenance/a/Spring_Pruning.htm
Suggested Perennial Plants to Prune in the Spring（A-D)
Artemisia Most Artemisia don’t like being pruned in the fall. The growth
that results is too tender to survive
the winter and the dieback is often enough to kill the whole plant. Clean in
early spring. (USDA Zones 5 - 9)
Asters Fall blooming asters have generally been pinched and forced several
times throughout the growing
season. Once they are finally allowed to bloom, they app... 阅读全帖 |
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w**w
发帖数: 5391 | 2 Black Spot is caused by the fungus Diplocarpon rosae. The disease can
cause almost complete defoliation of bushes by early fall. It produces a
weakened bush on which cane dieback, stem canker, and winter injury can
become severe.
Control: A preventive program for black spot should begin with a
thorough cleanup in the fall. Diseased leaves on the ground should be
raked and destroyed. All diseased canes should be pruned off by cutting
several inches into good wood. These precautions reduce overwin... 阅读全帖 |
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m**h
发帖数: 207 | 3 樱桃和杏是不能在冬天剪枝的。查查bacteria canker 和 eutypa dieback。 |
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i*******e
发帖数: 6275 | 4 6b, 芝加哥dieback, 已经从底部冒新芽, turkey也是那架势。今年必须包布了, 能在
6b吃到乒乓球大小的无花果不容易。 |
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i*******e
发帖数: 6275 | 5 爷， 我说的 是 3 是 华氏好不好
我 强烈建议 你种盆里为好。
连 我都 今年准备 备份了 ， （6B）， 不能 再和 老天 赌了， 去年的 chicago
hardy 就被 dieback 了， 现在 才开始结果。 |
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i*******e
发帖数: 6275 | 7 dieback 的 意思 是 地面上 枝条 全部冻死， 第二年从根部重新发新枝条 |
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l*********d
发帖数: 21519 | 8 我三年前买了一棵fuyu，连续两年dieback，今年终于过冬了，我赶紧嫁接上耐冻的柿
子。
26F应该不致于冻死吧，不过根不会死，会冒出来，就是不清楚从哪里冒出来的。 |
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发帖数: 1 | 9 谢谢。再耐心等等看。
: 我三年前买了一棵fuyu，连续两年dieback，今年终于过冬了，我赶紧嫁接上耐
冻的柿
: 子。
: 26F应该不致于冻死吧，不过根不会死，会冒出来，就是不清楚从哪里冒出来的。
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l*********d
发帖数: 21519 | 10 真是折腾人！
我去年入了几盆桂花，其中佛顶珠是打算盆栽，还有两盆栀子花，但回国四个半月，把
这些全埋地里，回来后，准备秋天挖出来，看着长得很好就留在地里，冬天盖盖，可是
还是dieback了，还麻烦得狠。 |
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