Kitchen Garden | Organic Gardens | Potted Plants | Growing Plants

Amazon Stuff

December 2011
« Nov   Jan »

Facebook Fan Page

Vanda, a large genus of orchids belonging to the orchid family, Orchidaceae.

Image of Vanda plant at Google

Vanda is a genus of orchids belonging to the orchid family, Orchidaceae. Vanda is not a large genus. It comprises of about 50 species. This genus is one of the most important florally.

The name “Vanda” is derived from the Sanskrit name for the species Vanda tessellata. These species are mostly ephiphytic. They are lithophytic or terrestrial too. They are mostly found in India, Himalaya, SE Asia, Indonesia, the Philippines, New Guinea, southern China and northern Australia.

Some of the species of this genus are:
– Vanda alpina (Himalaya to China – S. Yunnan).
– Vanda arbuthnotiana (India).
– Vanda arcuata (Indonesia – Sulawesi).
– Vanda bensonii (Assam to Thailand).
– Vanda bicolor (Bhutan).
– Vanda bidupensis (Vietnam).
– Vanda brunnea (China – Yunnan to Indo-China).
– Vanda celebica (Indonesia – Sulawesi).
– Vanda chlorosantha (Bhutan).
– Vanda coerulea : “Blue Orchid” (Assam to China – S. Yunnan)
– Vanda coerulescens (Arunachal Pradesh to China – S. Yunnan).
– Vanda concolor (S. China to Vietnam).
– Vanda cristata (Himalaya to China – NW. Yunnan).
– Vanda dearei (Borneo).
– Vanda denisoniana (China – Yunnan to N. Indo-China).
– Vanda devoogtii (Sulawesi).
– Vanda flabellata (Rolfe ex Downie) Christenson, 1985
– Vanda foetida (S. Sumatra).
– Vanda furva (Java, Maluku).
– Vanda fuscoviridis (S. China to Vietnam).
– Vanda griffithii (E. Himalaya).
– Vanda hastifera (Borneo).

Growing/Caring conditions for Vanda
– Select a location which receives natural sunlight.
– Care should be taken that the location is not too hot.
– Indirect light is preferred in summer.
– Plant the orchid in the location.
– Water the orchid well.
– Care should be taken, not to overwater the orchid.
– Keep the orchid moist.
– Plant blooms in the fall to spring.
– Repotting annually is better for some orchids.
– Plant the orchid in a potting mix of mulch for tropical plants.
– Fertilize the orchid with plant food that is specific for orchids.
– Control the way roots get their oxygen because it is an important factor when they grow.
– This plant needs rich and fertile soil.
– This plant needs well draining soil.
– Add tree fern fibers (for small plants), several pieces of coarse fir bark, or sphagnum moss for draining.
– Dead growth and branches should be removed.

The following fungal and bacterial infections are known to attack the plant.
– Leaf spot is caused by Colletotrichum and Gleosporium
– Leaf blight – caused by Pythium
– Collar blocth – caused by Penicilium thomii
– Collar rot – caused by Sclerotium
– Orchid wilt – caused by Sclerotium rolfsli

To avoid the above, fungicides like Captan, Dithane, Agrosan and Ceresan are very effective.

– More than 32 diseases are known to occur on orchids with the most common are Cymbidium mosaic virus.
– All infected plants should be isolated to prevent spreading of the disease for avoiding.
– The most commonly reported insects pests on orchids are thrips, aphids, spidermite, soft scale, mealy bugs, orchid weevil, snail and slugs.
– They feed on tender young shoot, suck the sap and damage the young bud and shoot and also act as the carrier of different diseases.
– These can be controlled by effective insecticides like Parathion, Malathion, BHC, Aldrin, Dieldrin, etc. Metaldehyde has proved to be very effective in killing slugs and snails.

Leave a Reply

You can use these HTML tags

<a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>