Major Advantages of Greenhouses are as below :
Partial protection of plant from high and low temperature.
Production of quality flowers, vegetables and ornamental plants.
Protection of shade loving plants from sun injury.
Protection of plant from pest and diseases.
Protection of plant from winds and hailstorm.
Less mortality and intensive cultivation throughout the year.
Efficient use of water, fertilizers, insecticide and pesticides etc.
Production schedule can be planned as per market need.
Now a days use of Greenhouses is common for floriculture and Greenhouses are also used for following purposes :
For propogation of tissue culture plant.
To grow exotic vegetables, like colour capsicum, cucumber, tomatoes, etc.
For germination of forest species.
To grow medicinal plants.
To take off-season production of Grapes etc.
Projects like Gere transfer of B.T. Trait into new cotton inbred by breeding method etc.