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#1
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Formosae (Nigrohirsute) type Dendrobiums
I am looking for tips and tricks to help me grow this type of dendrobium.
All I really know about them is why they have the name Nigrohirsute. |
#2
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I know mvery little about the Section. One of my books (Lavarack,
Harris & Stocker) states, inter alia: "The plants are epiphytic in areas with or without a defined dry dry season". Seems to me that you would need to know the species, or the genealogy of the hybrid, to determine the best treatment. On Wed, 9 Mar 2005 16:15:14 -0500, "Al" wrote: I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. Dave Gillingham ------------------------------------------------------------------------------ To email me remove the .private from my email address. |
#3
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Al,
Found this at www.sdorchids.com FORMOSAE (Nigrohirsutae Type) Canelike pseudobulbs, with black hairs on leaf sheaths and pseudobulbs often apparent, leading to the popular name nigrohirsutae. Flowers usually white, up to 4 inches across, two to three together from near the end of the pseudobulb. Long lasting. Species such as Den. bellatulum, Den. dearii, Den. draconis, Den. formosum, Den. infundibulum, Den. lowii, Den. lyonii, Den. margaritaceum, Den. sanderae and Den. schuetzii. Culture Intermediate to cool year round, 50 to 60 F nights, maximum 85 F days. Water and fertilize when growing; give a slight short rest (dry) when growth is completed. Keep barely moist until growth starts again. Remove peterpan for email reply Cheers Wendy Al wrote: I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. |
#4
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Sounds interesting. Have you taken a pic of yours, Al? I'd love to see what
the hairs look like. Murri "Wendy" wrote in message news:%oZXd.29881$FM3.6054@fed1read02... Al, Found this at www.sdorchids.com FORMOSAE (Nigrohirsutae Type) Canelike pseudobulbs, with black hairs on leaf sheaths and pseudobulbs often apparent, leading to the popular name nigrohirsutae. Flowers usually white, up to 4 inches across, two to three together from near the end of the pseudobulb. Long lasting. Species such as Den. bellatulum, Den. dearii, Den. draconis, Den. formosum, Den. infundibulum, Den. lowii, Den. lyonii, Den. margaritaceum, Den. sanderae and Den. schuetzii. Culture Intermediate to cool year round, 50 to 60 F nights, maximum 85 F days. Water and fertilize when growing; give a slight short rest (dry) when growth is completed. Keep barely moist until growth starts again. Remove peterpan for email reply Cheers Wendy Al wrote: I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. |
#5
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Same here. I've managed to get a small collection of Latoureas and I have
no idea what to repot them in. One local grower uses clay pots and sphag moss. Another uses a seedling mix. H&R uses a diatomite mix. One grow dry, one grows cool, one grows intermediate, one grows wet. sheesh. Add to that the idea that they may/may not like to be pot bound. So I've left mine in their original containers, but that's gottta stop. K Barrett "Al" wrote in message ... I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. |
#6
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I think you really need to know which species, or the parentage of the
hybrid, for both Latourea and Nigrohirsute sections (and indeed for most Den sections). Consider New Guinea - hot, steamy, swampy equatorial lowlands to high, cold mountains. Very different rainfalls from area to area. Different species within the Section can typically grow at quite different temperatures; some have seasonal rainfall, & some experience rain all year round. Applying generalised rules to these can result in quite inappropriate conditions for some plants. On Thu, 10 Mar 2005 08:30:03 -0800, "K Barrett" wrote: Same here. I've managed to get a small collection of Latoureas and I have no idea what to repot them in. One local grower uses clay pots and sphag moss. Another uses a seedling mix. H&R uses a diatomite mix. One grow dry, one grows cool, one grows intermediate, one grows wet. sheesh. Add to that the idea that they may/may not like to be pot bound. So I've left mine in their original containers, but that's gottta stop. K Barrett "Al" wrote in message ... I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. Dave Gillingham ------------------------------------------------------------------------------ To email me remove the .private from my email address. |
#7
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So the sections into which they are divided can not be used to determine
general culture. Yippy. I knew the AOS culture sheets made it too simple http://aos.org/aos/uploadedfiles/doc...eddendrobe.pdf "Dave Gillingham" wrote in message ... I think you really need to know which species, or the parentage of the hybrid, for both Latourea and Nigrohirsute sections (and indeed for most Den sections). Consider New Guinea - hot, steamy, swampy equatorial lowlands to high, cold mountains. Very different rainfalls from area to area. Different species within the Section can typically grow at quite different temperatures; some have seasonal rainfall, & some experience rain all year round. Applying generalised rules to these can result in quite inappropriate conditions for some plants. On Thu, 10 Mar 2005 08:30:03 -0800, "K Barrett" wrote: Same here. I've managed to get a small collection of Latoureas and I have no idea what to repot them in. One local grower uses clay pots and sphag moss. Another uses a seedling mix. H&R uses a diatomite mix. One grow dry, one grows cool, one grows intermediate, one grows wet. sheesh. Add to that the idea that they may/may not like to be pot bound. So I've left mine in their original containers, but that's gottta stop. K Barrett "Al" wrote in message ... I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. Dave Gillingham ------------------------------------------------------------------------------ To email me remove the .private from my email address. |
#8
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Yeah, and that's why I'd avoided collecting *any* dendrobium. Just too many
variables. (Do they go dormant? Do you seasonally withhold nitrogen?) Nevertheless I've got these few and I'm hoping to grow them well....yet am unsure about how to repot. Luckily there's a show ths afternooon, so I'll ask some of the folks there and see if I get any sort of concensus at all (like *that* will ever happen where orchids are concerned...) I have/had a few nice dendrobium sites bookmarked, and always intended to read up on them, but, you know...its always easier just to stand around... K Barrett "Al" wrote in message ... So the sections into which they are divided can not be used to determine general culture. Yippy. I knew the AOS culture sheets made it too simple http://aos.org/aos/uploadedfiles/doc...eddendrobe.pdf "Dave Gillingham" wrote in message ... I think you really need to know which species, or the parentage of the hybrid, for both Latourea and Nigrohirsute sections (and indeed for most Den sections). Consider New Guinea - hot, steamy, swampy equatorial lowlands to high, cold mountains. Very different rainfalls from area to area. Different species within the Section can typically grow at quite different temperatures; some have seasonal rainfall, & some experience rain all year round. Applying generalised rules to these can result in quite inappropriate conditions for some plants. On Thu, 10 Mar 2005 08:30:03 -0800, "K Barrett" wrote: Same here. I've managed to get a small collection of Latoureas and I have no idea what to repot them in. One local grower uses clay pots and sphag moss. Another uses a seedling mix. H&R uses a diatomite mix. One grow dry, one grows cool, one grows intermediate, one grows wet. sheesh. Add to that the idea that they may/may not like to be pot bound. So I've left mine in their original containers, but that's gottta stop. K Barrett "Al" wrote in message ... I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. Dave Gillingham -------------------------------------------------------------------------- ---- To email me remove the .private from my email address. |
#9
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Most of my collection are dendrobiums. Like most of you, I guess, I've
simply bought a selection of books over time that cover my interests. For dens, Baker & Baker, and Lavarack, Harris & Stocker are excellent. The info in those helps to determine how to grow them. Over here, the standartd wisdom regarding fertiliser seems to be high nitrogen whilst rapidly growing, & then high potassium to enhance flowering. One nurseryman whose plants are extremeny good cites the following fertiliser ratios: hi N: NPK 14:5:22 hi K: NPK 7:11:27 On Fri, 11 Mar 2005 11:45:38 -0800, "K Barrett" wrote: Yeah, and that's why I'd avoided collecting *any* dendrobium. Just too many variables. (Do they go dormant? Do you seasonally withhold nitrogen?) Nevertheless I've got these few and I'm hoping to grow them well....yet am unsure about how to repot. Luckily there's a show ths afternooon, so I'll ask some of the folks there and see if I get any sort of concensus at all (like *that* will ever happen where orchids are concerned...) I have/had a few nice dendrobium sites bookmarked, and always intended to read up on them, but, you know...its always easier just to stand around... K Barrett "Al" wrote in message ... So the sections into which they are divided can not be used to determine general culture. Yippy. I knew the AOS culture sheets made it too simple http://aos.org/aos/uploadedfiles/doc...eddendrobe.pdf "Dave Gillingham" wrote in message ... I think you really need to know which species, or the parentage of the hybrid, for both Latourea and Nigrohirsute sections (and indeed for most Den sections). Consider New Guinea - hot, steamy, swampy equatorial lowlands to high, cold mountains. Very different rainfalls from area to area. Different species within the Section can typically grow at quite different temperatures; some have seasonal rainfall, & some experience rain all year round. Applying generalised rules to these can result in quite inappropriate conditions for some plants. On Thu, 10 Mar 2005 08:30:03 -0800, "K Barrett" wrote: Same here. I've managed to get a small collection of Latoureas and I have no idea what to repot them in. One local grower uses clay pots and sphag moss. Another uses a seedling mix. H&R uses a diatomite mix. One grow dry, one grows cool, one grows intermediate, one grows wet. sheesh. Add to that the idea that they may/may not like to be pot bound. So I've left mine in their original containers, but that's gottta stop. K Barrett "Al" wrote in message ... I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. Dave Gillingham -------------------------------------------------------------------------- ---- To email me remove the .private from my email address. Dave Gillingham ------------------------------------------------------------------------------ To email me remove the .private from my email address. |
#10
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Murri, I have only one nigrohirsute - Den. Thai Jasmine. I'll post a
pic of the plant in abpo. On Thu, 10 Mar 2005 10:11:46 -0500, "Lady Blacksword" wrote: Sounds interesting. Have you taken a pic of yours, Al? I'd love to see what the hairs look like. Murri "Wendy" wrote in message news:%oZXd.29881$FM3.6054@fed1read02... Al, Found this at www.sdorchids.com FORMOSAE (Nigrohirsutae Type) Canelike pseudobulbs, with black hairs on leaf sheaths and pseudobulbs often apparent, leading to the popular name nigrohirsutae. Flowers usually white, up to 4 inches across, two to three together from near the end of the pseudobulb. Long lasting. Species such as Den. bellatulum, Den. dearii, Den. draconis, Den. formosum, Den. infundibulum, Den. lowii, Den. lyonii, Den. margaritaceum, Den. sanderae and Den. schuetzii. Culture Intermediate to cool year round, 50 to 60 F nights, maximum 85 F days. Water and fertilize when growing; give a slight short rest (dry) when growth is completed. Keep barely moist until growth starts again. Remove peterpan for email reply Cheers Wendy Al wrote: I am looking for tips and tricks to help me grow this type of dendrobium. All I really know about them is why they have the name Nigrohirsute. Dave Gillingham ------------------------------------------------------------------------------ To email me remove the .private from my email address. |
#11
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Thanks Dave! I didn't know Stocker was a co-author on the Lavarack
reference. I guess I'll have to go book-buying. (always something I enjoy!) K Barrett "Dave Gillingham" wrote in message ... Most of my collection are dendrobiums. Like most of you, I guess, I've simply bought a selection of books over time that cover my interests. For dens, Baker & Baker, and Lavarack, Harris & Stocker are excellent. The info in those helps to determine how to grow them. Over here, the standartd wisdom regarding fertiliser seems to be high nitrogen whilst rapidly growing, & then high potassium to enhance flowering. One nurseryman whose plants are extremeny good cites the following fertiliser ratios: hi N: NPK 14:5:22 hi K: NPK 7:11:27 |
#12
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I find the three most dangerous places to let me loose are orchid
nurseries, hardware shops, & bookstores. *Very* expensive. Some would say weak willpower! On Sun, 13 Mar 2005 08:01:41 -0800, "K Barrett" wrote: Thanks Dave! I didn't know Stocker was a co-author on the Lavarack reference. I guess I'll have to go book-buying. (always something I enjoy!) K Barrett "Dave Gillingham" wrote in message .. . Most of my collection are dendrobiums. Like most of you, I guess, I've simply bought a selection of books over time that cover my interests. For dens, Baker & Baker, and Lavarack, Harris & Stocker are excellent. The info in those helps to determine how to grow them. Over here, the standartd wisdom regarding fertiliser seems to be high nitrogen whilst rapidly growing, & then high potassium to enhance flowering. One nurseryman whose plants are extremeny good cites the following fertiliser ratios: hi N: NPK 14:5:22 hi K: NPK 7:11:27 Dave Gillingham ------------------------------------------------------------------------------ To email me remove the .private from my email address. |
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