Even medicinal mushroom like Gynoderma or Linzheng can be produced for sale. Such operation requires much less space than other produces and does not require too much labour, while the produces are salable at a relatively high price. Herbs and spices These two related groups of aromatic plants are quite suitable to be grown by disabled people as they are normally small, do nor require large area for production, but need intensive care during the entire period of growth. The income obtained from these plants is quite high, provided that quality is maintained. Production of off-season flowers and fruits has several advantages over normal production, e.g. in fetching higher price per unit of produce, avoid the danger of seasonal pests, avoid the problem of labour shortage.
Produces sold at the place of production normally fetch low price.
If production can take place in other locations and the produces to be sold there, the price obtained is higher. This can be seen in the case of grape, Durban, magnets, rambutan, etc. produced in the north or northeast of Thailand. Similarly, sub-tropical or temperate flowers or fruits which are produced on the highland can fetch high price, if the quality is all right. Thus it is advisable to produce such crops in order to obtain higher price. Most customers are sympathetic with disabled people.