Category: Vandaceous

Orchid doctor

VANDAS: Leaves Fold in V-shape

Posted by Sys Admin almost 3 years ago Caused by insufficient water and/or humidity and/or excessive sunlight. F76-85 Read More
Orchid doctor

VANDAS: Lack Roots Up-stem for Repotting

Posted by Sys Admin almost 3 years ago Air-layer the stems to induce rooting by wrapping some places on the stem with moist sphagnum wrapped with polyethylene secured top and bottom with string or elastic, until new roots are large enou... Read More
Orchid doctor

VANDAS: Inducing Rooting

Posted by Sys Admin almost 3 years ago To make roots appear half -way up the stem so that dividing and repotting can follow, peel the tight brown outer covering "bark" off the stem; a root tip should appear soon after. AU76-129 Read More
Orchid doctor

VANDAS: Leaves Curl, Turn Yellow and Fall

Posted by Sys Admin almost 3 years ago This shows up in the fall, with cool weather; it is caused by a poor root system, or nutrient deficiency; fertilize regularly during the summer. F76-33 Read More
Orchid doctor

BASKETS: For Vandaceous Plants

Posted by Sys Admin almost 3 years ago Because these plants set back if moved from their pots, a basket is preferred so that the plant and basket can be soaked in water so the roots can be coiled around the basket before it is placed in... Read More
Orchid doctor

VANDA MISS JOAQUIM: A Problem Plant

Posted by Sys Admin almost 3 years ago The base of the leaves is discolored; caused probably by red spider; they hide in the sheaths; spray with Kelthane or Dimite, then again three days later. F70-182 Read More
Orchid doctor

VANDA RINGSPOT: Possibly a Virus Disease

Posted by Sys Admin almost 3 years ago Slightly raised yellow concentric rings mostly on the upper leaf surface; green bands appear between the rings then fade and become yellow; with age the area dies and turns purple-black; no control... Read More
Orchid doctor

VANDAS: Air-layering

Posted by Sys Admin almost 3 years ago Cut around the stem into live tissue; dust with Rootone, and place wet sphagnum over it, cover with polyethylene and secure with elastic bands; wait till roots are 1.5 inches, cut off and pot. F70-117 Read More
Orchid doctor

VANDAS: Crown Rot

Posted by Sys Admin almost 3 years ago During rainy weather in Florida additional protection is advised; deposit a small teaspoonful of Captan in the uppermost leaf axils and the crown; with each watering or rain a deposit of Captan wil... Read More
Orchid doctor

VANDAS: Minimum Optimums

Posted by Sys Admin almost 3 years ago 55 to 65 deg.F. nights; 40 to 50% relative humidity; 4,000fc. winter and 8,000fc. summer. AU71-135; temperatures. OR80-118+ Read More

Ailments

(927 articles)

Angraecoids

(40 articles)

Beginners

(9 articles)

Book Review

(3 articles)

Bulbophyllums

(1 articles)

Cattleya Alliance

(89 articles)

Conservation

(16 articles)

Culture

(1329 articles)

Curiosity

(18 articles)

Cymbidiums

(163 articles)

Dendrobiums

(25 articles)

General Discussion

(0 articles)

Oncidium Alliance

(46 articles)

Orchid Doctor

(3579 articles)

OrchidWiz

(25 articles)

Other Genera

(11 articles)

Paph Alliance

(77 articles)

Phalaenopsis

(80 articles)

Pleurothallids

(0 articles)

Propagation

(184 articles)

Scientific

(2 articles)

Site Navigation

(0 articles)

Species

(56 articles)

Travelogue

(1 articles)

Vandaceous

(21 articles)