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    Cattleya lueddemanniana ‘helle’ and a mystery

    Hi David, I don't mean to say what the RHS (or growers) calls the cross x hardyana x self isn't "hardyana", I mean the genetics of the plant. In x hardyana you have 50:50 contribution from both parents, but those can re-assort in the next generation of x hardyana x self (or sib) in that the...
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    Cattleya lueddemanniana ‘helle’ and a mystery

    Nice David! I have a couple of lueddemanniana clones that bloom twice per year with the second bloom around this time. I've read that in the the Victorian era, lueddemanniana was considered a tough to bloom plant in Europe due to the challenge of keeping it warm enough and enough light in...
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    Lime loving Phrags and Phaphs question..

    Agreed Ray that root zone pH and calcium can be related and that adding calcium to irrigation water does not equal a higher irrigation pH nor does adding oyster shell mean adding available calcium to a plant. As I understand it kovachii both appreciates to be fed higher calcium levels and...
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    The controversial and super dark cattleya mossiae ‘willowbrook’ FCC/AOS

    Thanks David. Was reading Carl Withner's Cattleya book last night and in it he notes that mossiae only expresses a single anthocyanin pigment hence the generally lighter color of the flowers. As far as I know, nobody has sequenced the genes involved with producing the various anthocyanin...
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    The controversial and super dark cattleya mossiae ‘willowbrook’ FCC/AOS

    Hi David, I've never thought to ask about the growth habit of this clone. Does it grow like mossiae in that it starts growing a new lead and roots after blooming in May/June and then rest for nearly 6-8 months? Mossiae usually blooms from a brown sheath and should only make a single growth per...
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    Laelia tenebrosa alba

    Very cool plant. Thanks for sharing.
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    Lime loving Phrags and Phaphs question..

    Kovachii is a good example of a plant that really resents a low pH media. The initial flasks that people got were deflasked into sphagnum which has a low pH. It was a disaster for growing them. I have no doubt that through a combo of media and irrigation water they prefer to be on the more...
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    The controversial and super dark cattleya mossiae ‘willowbrook’ FCC/AOS

    There are a couple of considerations on what to call this. While we like to think of any given orchid species as this or that species, there are plenty of instances where there is a messy gray zone between taxa. Cattleya aurea and warscewiczii with x hardyana, mossiae and luedemanniana with x...
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    Lime loving Phrags and Phaphs question..

    Calcicolous Slippers has which plants are calcicolous vs. not. This doesn't necessarily mean that they require supplementation, but does suggest which plants are going to be the least tolerant of an acidic root zone. The need for supplementation with oyster shell or dolomitic lime is probably...
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    Dendrobium amboinensis

    Mine just bloomed last week as well, although I was out of town and didn't get to see it. 😫 Very cool plant.
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    laelia alaoriis

    From Southern Bahia pretty high up in trees at lower elevations. 80-88 F day and 62-68 F at night. A bit cooler and drier in winter. Do best for me in wood basket with coarse bark, but tend to grow on the outside of the basket over time. I grow in a greenhouse and they get nearly daily watering...
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    Sophronitis ghillanyi flamea ‘Isabel Rosalia’ AM/AOS

    Super cute plant. It looks like you are working on cornering the market on flameas of all the Cattleya-esque species.;) While the Laelia genus is used in the horticultural world for the "Brazilian Laelias", the foundational species for Laelia is the Mexican Laelia speciosa. The fact that all of...
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    Pseudobulbs stop growing

    The come from areas in Mexico that go from very dry and fairly cool in winter to very wet in summer. They should have prolonged drought from Dec-late April. This shifts rapidly and they should be heavily watered from may until November. If mounted, which they grow best, water every day in the...
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    Not Cattleya dowiana in bloom

    It’s probably straight warscewiczii. Hardyana almost always has a lip strongly influenced by dowiana/aurea. This looks exactly like a nice warscewiczii. There are worse things to happen. Enjoy the beautiful plant.
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    Cattleya purpurata carnea ‘Waldemar Silva’.

    Nice to see the diversity of color forms all together. Mine all bloom serially over 6-8 weeks, so I can't compare and contrast which is my favorite. The werkhauseri is very nice as well.
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    Laelia pumila

    good reference for pumila - Laelia pumila Culture I've been growing a wide variety of pumila clones for over 30 years and tried all combos of potting media, light and temperatures. Pretty temperature tolerant, in winter will rot growths if night temperatures are consistently in the low 40's or...
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    Dendrobium lindleyi

    The other thing they like is really high light in the dry season. Come from deciduous forest where it is quite bright in the cool season. Not enough light, not enough cool, too much water is the recipe for no blooms.
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    Vanda javierae

    Really nice plant. I think it might actually be vanda barnesii rather than javierae which differs in the side lobe color and lip shape. They are very closely related and from near each other in the Philippines. My barnesii’s are blooming now.
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    Cattleya mossiae alba

    You should be able to tell straight away from the smell. Percivaliana is a bit spicy and not very floral. Mossiae is much more floral. Percivalliana also is a pretty orangy yellow vs. lighter yellow for mossiae. A bit out of bloom season for either.
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