A greenhouse is used to protect plants by keeping them warm.
Then the planted seeds are placed in a warm greenhouse.
Greenhouses protect plants.
why are seeds put in a greenhouse?

[1] to inhibit them
[2] It remains dormant
[3] by indirect light
[4] lowered energy cost
[5] evaporation
[6] cooler air
[7] it protects them
[8] less moisture