I would like to grow 5000 meter square orchilds for cut flower.

I live in Kodaikanal, the hilly region of india. The atmospheric temperatrue is cold maximum 28 degree.

So I plan to choose one plant form the Denfrobium, Mokara, Vanda and Ascocenda.

Could you give me some information below?

1. How many plant need for 5000 sq m , 

2. what is yeilding will be in the 5000 sqm in the year. 

3. I need the orchid"s price list that you suggest me to plant.

4. I also need the prices for V.Patchara blue , V. Patchara Delight and V.BI blue.

I am appricated your feedback quickly.