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Introduction to Greenhouse
You will need to take notes.
Essential Question What are some things that we use plants
for? Where are places that you see plants
growing? Are there times of the year that you see
different types of flowers? What types of flowers or plants does your
family grow? What types of flowers or plants does your
family buy?
Floriculture The “culture of flowers” Art & Science of using plants for their
aesthetic characteristics.
Horticulture The cultivation of plants.
Greenhouses Enclosed structure that allows light in for
plant growth. Allow plants to be grown all year long. Has the ability for a grower to control
environmental conditions affecting a crop. Temperature Water
Types of Plants Grown Annuals – bloom and die in a season.
Perennials – come back every year.
Biennials- grows leaves 1st year, 2nd year blooms, then dies.
Top Producing States1. California2. Florida3. Texas4. Michigan5. Ohio
What are common greenhouse crops?Crop Sales Percentage
Bedding & Garden Plants
$2.18 Billion 46%
Potted Flowering Plants
$832 Million 18.7%
Foliage Plants $585 Million 13.2%
Cut Flowers $424 Million 9.5%
Propagative material
$306 Million 6.9%
Cut Cultivated Greens
$111 Million 2.5%
#1 Bedding & Garden Plants Annual flowers or vegetables (bloom & die
in one year, do not come back). Produced in the spring for outdoor
planting. Most are planted as seeds in the winter or
early spring in greenhouses. Cannot withstand frost.
Petunias Marigolds Tomatoes Hanging Baskets
#2Potted Flowering Plants Young plants are grown to the flowering
stage, then the entire plant and pot are sold. Poinsettias Easter Lilies
#3 Foliage Plants Plants grown for their leaves rather than
flowers. “Houseplants” Most come from Florida
Philodendrens Scheffleras
#4 Cut Flowers Supply flowers to florists. Grow flowers, cut them when they reach
maturity and sell them to a “wholesaler”. Roses Carnations Chrysanthemums
#5 Propagative Materials Cuttings or starts of plants. Large greenhouses sell starts of plants to
smaller greenhouses.
What do greenhouses grow? The first thing to consider is, CAN THIS
CROP MAKE A PROFIT? What climate are we in? Customer location
Assignment - Divide the class into 5 groups. - Each group should be assigned one of the following types of
plants. - Bedding & Garden Plants- Potted Flowering Plants- Foliage Plants- Cut Flowers- Propagative Materials Each group then needs
- Old Plant Catalogs- Computer Paper- Scissors & Glue
FIRST GROUP TO COVER THEIR PAPER IN PICTURES OF THEIR ASSIGNED PLANT, WINS!