Category: Vandaceous

VANDA MISS JOAQUIM: A Problem Plant

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 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

VANDA RINGSPOT: Possibly a Virus Disease

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 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

VANDAS: Air-layering

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 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

VANDAS: No Blooms

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Vanda hybrids with V. sanderiana blood will not bloom if kept too cold, even when located south of Miami; also, relatively strong light is necessary. A71-345 Read More

VANDAS: To Make More Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Cut off the top half or so of the plant so that it has aerial roots, leave the leaves on the bottom section, soak the roots to make them pliable for placing within the pot in new pot and potting mi... Read More

ASCOCENDAS: With Dead Growing Tip

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Cut it off, likely a new growth will emerge from a leaf axis below. A81-1436 Read More

VANDACEOUS PLANTS: Fertilizing

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Use 20-20-20 weekly in the greenhouse but triple that amount if growing outside; in winter fertilize fortnightly and at every third watering apply 10-30-20, also called Blossom booster. RMH Read More

VANDAS: In Baskets

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Because "potting on" with them can be a problem, start with three inch baskets for seedlings and when necessary move it whole into a four inch or five inch size, and continue this system (move both... Read More

VANDAS: Leaves Fold in V-shape

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Caused by insufficient water and/or humidity and/or excessive sunlight. F76-85 Read More

VANDAS: Minimum Optimums

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 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