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Growth Stimulants
Seeds
Separations & Divisions
Grafting
Cuttings
100
This hastens the ripening of fruit.
What is ethylene gas?
100
The outside covering of a seed.
What is the seed coat?
100
An enlarged, fleshy, underground stem.
What is a tuber?
100
The two parts of a graft.
What is the scion and rootstock?
100
Cuttings should be kept out of this.
What is direct sunlight?
200
This occurs when the terminal bud secretes chemicals that inhibit the growth of axillary buds.
What is apical dominance?
200
This nourishes the young plant as it germinates.
What is the endosperm?
200
A thickened root that contains large amounts of stored food.
What is a tuberous root?
200
This should cover all cut surfaces to reduce the risk of drying.
What is wax?
200
This is the most common form of plant propagation.
What are cuttings?
300
These slow the growth of plants.
What are growth retardents?
300
The planting of seeds in a greenhouse before placing them outdoors.
What is indirect seeding?
300
Tubers have these.
What are eyes?
300
A type of graft commonly used on evergreens.
What is a side veneer graft?
300
The bottom cut is always made below this.
What is the node?
400
The production of a chemical by one plant that restricts the growth of another plant.
What is allelopathy?
400
Moving a plant to its permanent growing location.
What is transplanting?
400
Onions, garlic, and tulips.
What are three examples of tunicate bulbs?
400
A graft that allows the union of different sized materials.
What is a cleft graft?
400
Plants must not be ___________ when performing a cutting.
What is wilted?
500
Methanol and asprin are examples of this type of growth stimulate.
What is a biostimulant?
500
The process that prepares a plant for the process of transplanting.
What is hardening off?
500
A swollen, specialized stem for food storage.
What is a corm?
500
Type of layering where a stem is covered by soil at two or more points.
What is compound layering?
500
This could be placed over a cutting to reduce water losses to transpiration.
What is a plastic bags?