Category: Phalaenopsis

PHALAENOPSIS: Life of Cut Flower-stems

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It can be prolonged to nine weeks, re-cut the stems under water at a 45 degree angle, change the water in the vase every four days and recut the stems each time; do not keep the flowers in the same... Read More

PHALAENOPSIS: Mesophyll Cell Collapse

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago In early spring the cells collapse after exposure to cold; they show yellow depressed streaks, turn tan color and become pitted with black. AH86-108 Read More

PHALAENOPSIS: Micro-fungi Infection

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Perceived as a new disease in the U.S., it starts with ill-defined yellowing at the leaf edge, spreads inward, sometimes the leaf looks reddish-brown and dehydrated; then it moves to the next leaf;... Read More

PHALAENOPSIS: Node Culture for Propagation

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The base of the bract must be removed by cutting into the epidermal layer or tannin discoloration in the tubes can occur. A87-403 Read More

PHALAENOPSIS: One Out of Many Does Not Bloom

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Much more light than is normal, up to 2500 foot-candles will sometimes induce them to bloom. A82-1259 Read More

PHALAENOPSIS: Pitting of Leaves

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It resembles virus symptoms but it can be induced by submitting mature plants to temperatures of 35 tc 45 dF with the amount of pitting depending on the duration of the cold; young leaves are more ... Read More

PHALAENOPSIS: Pointers

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Remove the old flowering spikes close to the base of the plant to give them a chance to store carbohydrates for new flowering; before re-potting, wai t for a new leaf growth in the crown to indicat... Read More

PHALAENOPSIS: Potting in Bark

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago They will grow in gravel, sand, cork, lava, pumice, redwood chips, coconut hair, charcoal, foam rubber, etc., but bark is conventional; let it soak in water from three to 10 hours, sized according ... Read More

PHALAENOPSIS: Potting Medium Most Suitable

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It is that one which holds the right amount of moisture between waterings; the key is to get a condition which allows air to have access to the roots and still retain moisture; the combinations for... Read More

PHALAENOPSIS: Problems Galore

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago And their controls, all the pests and diseases that have attacked them, ailments, virus infections and pests described and illustrated, with the current cult- ural or chemical control proposed; ref... Read More