Category: Cattleya Alliance

LAELIAS: Rupiculous Types

Author is Robert M. Hamilton (Compiler), posted over 3 years ago Leaves should have a red tinge by being exposed to very bright light; they grow on mountain tops on rocks in full sun in winter and slight shade in summer; they need good air circulation; nightly d... Read More

ENCYCLIA MARIAE: Culture

Author is Robert M. Hamilton (Compiler), posted over 3 years ago As for cattleyas; potting medium recommended is osmunda, or 65% fir bark, 20% German peat moss (coarse) and 15% redwood bark fiber. A72-905 Read More

EPIDENDRUM NOCTURNUM: Variability

Author is Robert M. Hamilton (Compiler), posted over 3 years ago Genetically it is one of the most variable and widespread in America. A77-888,893 Read More

EPIDENDRUM STAMFORDIANUM: Inflorescence From Apex Rather Than Base of Pseudobulb

Author is Robert M. Hamilton (Compiler), posted over 3 years ago It is abnormal; but abnormal spiking occurs infrequently with many species. A71-153 Read More

LAELIA SPECIOSA: Difficult Culture

Author is Robert M. Hamilton (Compiler), posted over 3 years ago Almost impossible to flower it north of Mexico because of lack of year-round sun and a long dry season; try it on bark, high up, with absolutely no spray of water from October to April; fertilize o... Read More

LAELIAS: Hereditary Influences

Author is Robert M. Hamilton (Compiler), posted over 3 years ago In breeding, they have dominant characteristics; refer to A60-14 Read More

SOPHRONITIS: A Problem Genus

Author is Robert M. Hamilton (Compiler), posted over 3 years ago Re-establishing newly received plants is best done by placing them in a cool, moist well-shaded location; after rooting give fairly good light. A64-872 Read More

SOPHRONITIS COCCINEA: Hereditary Influences

Author is Robert M. Hamilton (Compiler), posted over 3 years ago In breeding it has many dominant traits; refer to A60-15 Read More

SOPHRONITIS COCCINEA: Problem Plant

Author is Robert M. Hamilton (Compiler), posted over 3 years ago Cultural direction: grow it on osmunda or sphagnum moss and fine tree-fern; give it high humidity and keep it growing; keep the potting medium moist but well drained; give it half shade in cattleya... Read More

CATTLEYAS, BIFOLIATES: Change to Unifoliates

Author is Robert M. Hamilton (Compiler), posted over 3 years ago Seedlings often show bifoliate ancestry but mature and flower as unifoliates. A84-1182; A87-950 Read More

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