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  2. DIF (technique) - Wikipedia

    en.wikipedia.org/wiki/DIF_(technique)

    DIF (technique) DIF is a greenhouse technique involving temperature control for the purpose of controlling plant internode length and thus elongation rates. DIF's effectiveness has led to a reduction in the need and use of chemical plant growth regulators. Although many common greenhouse plants do react strongly to -DIF, there are some plants ...

  3. Greenhouse - Wikipedia

    en.wikipedia.org/wiki/Greenhouse

    A greenhouse is a special structure that is designed to regulate the temperature and humidity of the environment inside. There are different types of greenhouses, but they all have large areas covered with transparent materials that let sunlight pass and block it as heat.

  4. Planting Fields Arboretum State Historic Park - Wikipedia

    en.wikipedia.org/wiki/Planting_Fields_Arboretum...

    January 25, 1979. Planting Fields Arboretum State Historic Park, which includes the Coe Hall Historic House Museum, is an arboretum and state park covering over 400 acres (160 ha) located in the village of Upper Brookville in the town of Oyster Bay, New York. Near the end of America's Gilded Age, the estate named Planting Fields was the home of ...

  5. Horticulture - Wikipedia

    en.wikipedia.org/wiki/Horticulture

    The Rock Garden, Leonardslee Gardens. Horticulture is the art and science of growing plants. This definition is seen in its etymology, which is derived from the Latin words hortus, which means "garden" and cultura which means "to cultivate".[1] There are various divisions of horticulture because plants are grown for a variety of purposes. [2]

  6. Controlled-environment agriculture - Wikipedia

    en.wikipedia.org/wiki/Controlled-environment...

    Controlled-environment agriculture. Controlled-environment agriculture (CEA) -- which includes indoor agriculture (IA) and vertical farming —is a technology-based approach toward food production. The aim of CEA is to provide protection from the outdoor elements and maintain optimal growing conditions throughout the development of the crop.

  7. Growing season - Wikipedia

    en.wikipedia.org/wiki/Growing_season

    Map of average growing season length from "Geography of Ohio," 1923. A season is a division of the year marked by changes in weather, ecology, and the amount of daylight. The growing season is that portion of the year in which local conditions (i.e. rainfall, temperature, daylight) permit normal plant growth.