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#1
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help with a sick laelia gouldiana!
Hello,
I purchased a beautiful, mounted, Laelia Gouldiana a few months ago\. It was doing beautifully, and bloomed just before thanksgiving. I took it back to pittsburgh (I live in NY) with me for the holiday and shortly after I brought it back, the bloom fell off (I imagine bc of the rapid temperature change). Now, however, it looks like there is a problem with the pseudobulbs! 2 of the 4 (the two that do not have leaves growing from them) are turning yellow/ orange and it looks like they are dying. the tips are also developing a dry, crusty looking bits, and on one of them, it is developing dry, crusty patches along it's surface. Any ideas?? Also, after the bloom is finished, do I cut it off? At what point? (the stem is now brown as well... is that supposed to happen? I have attached some pictures... http://i17.photobucket.com/albums/b5...LG-sick-09.jpg This is my first orchid, I really appreciate the help! thanks Sarah Also, some of the orchid care resources say that Laelia Gouldianas do best when they are watered less in the winter... is this the case? I have also heard that it is virtually impossible to over water a mounted plant... am I safer to err on the side of too much water in this case? Should it be fertilized? If so, how often? |
#3
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help with a sick laelia gouldiana!
Hello Sarah, I agree with the advise rob gave.Mounted plants are almost
impossible to overwater in most situations.The conditions you grow your plant will dictate how much you water,dry heated house lots of water,humid greenhouse less.I think most mounted orchids in the home are difficult to grow as they are less humid,difficult to water & spray.In a greenhouse you can forget about them for a bit in winter as the humidity is usually higher.If you grow in the home & do struggle to keep the plant happy(regards watering)you could consider growing in a pot instead.This would require a lot less watering,only when the pot feels lighter. Thanks Keith "Rob" wrote in message ... From the picture, I don't see much to worry about. The yellowing pseudobulbs are the oldest ones. They do that. Unfortunately the blooms don't last forever (3 or 4 weeks, max, in my hands) could be that you didn't do anything wrong. I always wait for the stem to brown and get brittle (from laziness more than anything), then I cut or break it off near the base. I water my mounted laelias every day (or as close to that as I can get), winter and summer. You would be hard pressed to overwater a typical mounted plant, at least one mounted on a stick. I travel a bit more in the winter, so all my mounts probably get a little less watering during that time, but I don't go out of my way to make that happen. Yours looks like it might be a touch dry, but it is hard to tell. You need to fertilize. Weakly, weekly is a common mantra. Use far less than you think you should, more often than you think you should. That make sense? Rob wrote: Hello, I purchased a beautiful, mounted, Laelia Gouldiana a few months ago\. It was doing beautifully, and bloomed just before thanksgiving. I took it back to pittsburgh (I live in NY) with me for the holiday and shortly after I brought it back, the bloom fell off (I imagine bc of the rapid temperature change). Now, however, it looks like there is a problem with the pseudobulbs! 2 of the 4 (the two that do not have leaves growing from them) are turning yellow/ orange and it looks like they are dying. the tips are also developing a dry, crusty looking bits, and on one of them, it is developing dry, crusty patches along it's surface. Any ideas?? Also, after the bloom is finished, do I cut it off? At what point? (the stem is now brown as well... is that supposed to happen? I have attached some pictures... http://i17.photobucket.com/albums/b5...LG-sick-09.jpg This is my first orchid, I really appreciate the help! thanks Sarah Also, some of the orchid care resources say that Laelia Gouldianas do best when they are watered less in the winter... is this the case? I have also heard that it is virtually impossible to over water a mounted plant... am I safer to err on the side of too much water in this case? Should it be fertilized? If so, how often? -- Rob's Rules: http://littlefrogfarm.com 1) There is always room for one more orchid 2) There is always room for two more orchids 2a) See rule 1 3) When one has insufficient credit to obtain more orchids, obtain more credit |
#4
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help with a sick laelia gouldiana!
Sarah: In keeping with what others have said, I wouldn't be too concerned
about those 2 yellow old backbulbs -- unless they turned that way very quickly? You have 3 nice-looking newer growths. As a precaution, as well as a cosmetic measure, you might want to cut off those 2 pbs and inspect the cross-section of the rhizome for fusarium. If your cross-section is clear green, white or beige, all is good; if there's a purple ring or purple blotches, that indicates infection. Kenni wrote in message ups.com... Hello, I purchased a beautiful, mounted, Laelia Gouldiana a few months ago\. It was doing beautifully, and bloomed just before thanksgiving. I took it back to pittsburgh (I live in NY) with me for the holiday and shortly after I brought it back, the bloom fell off (I imagine bc of the rapid temperature change). Now, however, it looks like there is a problem with the pseudobulbs! 2 of the 4 (the two that do not have leaves growing from them) are turning yellow/ orange and it looks like they are dying. the tips are also developing a dry, crusty looking bits, and on one of them, it is developing dry, crusty patches along it's surface. Any ideas?? Also, after the bloom is finished, do I cut it off? At what point? (the stem is now brown as well... is that supposed to happen? I have attached some pictures... http://i17.photobucket.com/albums/b5...LG-sick-09.jpg This is my first orchid, I really appreciate the help! thanks Sarah Also, some of the orchid care resources say that Laelia Gouldianas do best when they are watered less in the winter... is this the case? I have also heard that it is virtually impossible to over water a mounted plant... am I safer to err on the side of too much water in this case? Should it be fertilized? If so, how often? |
#5
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help with a sick laelia gouldiana!
You've got some great advice here. Unfortunately, you've chosen (or someone
chose for you) for your first orchid one that is not the easiest for a beginner. Follow the advice given, and if you succeed, you know you can grow a wide range of orchids successfully. If you don't succeed, don't give up as there are many beautiful, and more easily grown orchids for the beginner. Ask here again before your next purchase for excellent advice. Best of luck. Gary wrote in message ups.com... Hello, I purchased a beautiful, mounted, Laelia Gouldiana a few months ago\. It was doing beautifully, and bloomed just before thanksgiving. I took it back to pittsburgh (I live in NY) with me for the holiday and shortly after I brought it back, the bloom fell off (I imagine bc of the rapid temperature change). Now, however, it looks like there is a problem with the pseudobulbs! 2 of the 4 (the two that do not have leaves growing from them) are turning yellow/ orange and it looks like they are dying. the tips are also developing a dry, crusty looking bits, and on one of them, it is developing dry, crusty patches along it's surface. Any ideas?? Also, after the bloom is finished, do I cut it off? At what point? (the stem is now brown as well... is that supposed to happen? I have attached some pictures... http://i17.photobucket.com/albums/b5...LG-sick-09.jpg This is my first orchid, I really appreciate the help! thanks Sarah Also, some of the orchid care resources say that Laelia Gouldianas do best when they are watered less in the winter... is this the case? I have also heard that it is virtually impossible to over water a mounted plant... am I safer to err on the side of too much water in this case? Should it be fertilized? If so, how often? |
#6
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help with a sick laelia gouldiana!
thanks for all the wonderful advice! The bulbs did turn that way fairly
quickly, which was the initial cause for concern. id say the 1st one over about a week, and the second several days after. The leaves also have a tiny bit of brown at the tips (sun burn?) and one or two little black spots (natural defect or cause for concern?) If I did want to remove one of the old pseudo bulbs to check for fusarium, how would I do that? At what point do you cut it off and what sort of imnplement is onvolved in teh procedure? Also, by cross section, do you mean cutting to yield circular slices (ie horizontal cuts to see the rings) or lengthwise? What is fusarium and how is it treated? Also, are the pseudobulbs pretty much done for is is there hope of rejuvenation (probably a silly question, but again, I'm just learning!) A last question... the dry looking sheath around the healthy, green pseudobulb... what is that? thanks so much! sarah |
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