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However, some types of orchids prefer cooler weather, so it’s best to grow these indoors.
Compact, determinate tomatoes like Romas are ideal for growing in a small greenhouse or hoop house.
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You may need to hand-pollinate plants or introduce beneficial insects to pollinate greenhouse tomatoes, though.
Eggplants
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Like tomatoes, eggplants require warm air and soil temperatures to thrive.
Peppers
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Peppers require long, hot summers for abundant harvests.
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In very cold growing zones, an unheated greenhouse can help you start the growing season early.
Plants will grow best with night temperatures around 40F and day temperatures that don’t exceed 85F.
you’ve got the option to also extend the growing season for tender greens later into fall.
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Wait until the soil temperature is at least 45F before seeding.
Spinach
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Overwintercold-loving spinach in an unheated greenhouse to enjoy a late winter harvest.
Seed spinach in fall in a greenhouse when the soil temperature is between 45F and 75F.
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Turmeric
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Some tropical crops require year-round warm weather to thrive.
Yes, depending on the plants, your location, and whether the greenhouse is heated or unheated.
A greenhouse should receive at least six hours of full sun each day.
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