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2013 National FFA Floriculture Career Development Event

Terms in this set (50)

A ______ is defined as having a _______ occurring, unique set of characteristics and is separated from other closely related species by location, flowering time, and so on.
plant species, naturally
The unique characteristics of a species are usually transmitted to the next generation through ______ or _______.
seeds, soil
Scarification is the only method of breaking through hard, water-impermeable seed coats to allow water to penetrate.
False
Mineral soil is _____ to _____ times heavier than the other components used in growing media.
10, 50
One mold can harm your crop by preventing water from penetrating into the mix. This fungus is found in pine bark storage piles and has a gray threadlike structure (mycelium) that repels water.
True
There are several mold genera that are found in bark. The most problematic is a(n) ______ slime mold.
Ostracoderma
Growers commonly use three types of pinches: ______, _______, and ________.
soft pinch, hard pinch, cutting back
New businesses should realize that it usually requires _______ for the business to show a profit and owners should plan accordingly.
3 to 5 years
The common name for an Achimenes hybrid is ___________.
Hot water plant
Potted flowering plants must have sufficient stems, foliage, flowers and spuds to provide an attractive display.
False
Cut flowers must have sufficiently short and flexible stems, appropriately sized flowers and enough flowers and foliage.
False
The common name for an Anigozanthos (Labill) is _____.
Kangaroo- Paw
The Christmas Peppers scientific name is _________.
Capsicum annuum L.
__________ have become important American pot plants in the last ten years because of their relatively low price at $15-$30, and the hardiness of the plant once grown to flowering size.
Phalaenopsis orchids
The Lilium longiflorum are produced on the _______ around the ________ border.
West Coast; Oregon- California
What is the proper term to describe the cold treatment, which lasts several weeks and precedes initiation of flower buds?
Vernalization
____________: Symptoms apply to poinsettias, the only greenhouse floral crop it is known to affect. The margins of leaves halfway up the stem become chlorotic, presenting a silhouette appearance and then quickly become necrotic.
molybdenum deficiencies
____________: Symptoms can begin as incomplete formation of flow parts such as fewer petals, small petals, sudden wilting: or collapse of petals, and notches of tissue missing in flower stems, leaf petioles, or stems.
boron deficiencies
___________: The margins of older leaves become necrotic with a characteristic reddish-brown color. Necrotic spots may also develop across the leaf blade but tend to be concentrated at the margins.
boron toxicities
___________: Young leaves develop interveinal chlorosis, however, the tips and lobes of these leaves may remain green. Next, the youngest fully expanded leaves rapidly become necrotic. The sudden death of these leaves resembles desiccation.
copper deficiencies
For most floriculture crops, the average daily temperature (ADT) primarily controls flowering.
True- for temperatures maintained within the broad optimum temperatures range for 50-85F (10-20C)
The ADT formula is:
ADT = (day temperature x hours) + (night temperature x hours) + 24
During photosynthesis, plants take water (H2O) from the soil, carbon dioxide (CO2) from the air, and energy contained in sunlight to create sugars that can be moved within the plant to provide fuel for growth.
True
The common name of Aconitum napellus L. is _________.
Monkshood
The common name for Anemone coronaria L. is _________.
Anemone
The Christmas Peppers are not only native to Central and South America.
False
The Christmas Peppers take _______ from seeding to sales for 4 inch (10cm) specimens when seeded in the spring and summers.
14 weeks
Phalaenopsis is a genus within the Orchidaceae family. It is the most widely propagated and most important commercial genus in the orchid family.
True
Lily bulb production requires _____ to _________ growth in the field, depending on size and whether scale production is used or plants are started from bulblets (small bulbs formed around the below ground stem above the bulb).
two, four years
____________ are the most profitable major holiday pot plant crop produced.
Easter lilies
In regard to the Lilium Longiflorum, how many weeks to finish after vernalization?
16
Pinching artificially accelerates a plants branching.
True
Nature provides protection for plants to prevent them from becoming top heavy and unstable. ___________ is the principle that provides this protection; it describes the hierarchy the has evolved in the plant world that makes certain that a plant's architecture is sound.
Apical dominance
Orchids are extremely durable and have no sensitivity to ethylene gas.
False
Mother's Day was first celebrated on the second Sunday in May in Lincoln, Nebraska, in ___________. It quickly caught on as a widespread holiday in other states.
1908
__________ are short, stocky candles that are very popular at Christmas.
Votive candles
An S-shaped line mass design in a ______ curve.
Hogarth
The combination method employs a chenille stem inserted into the _______ - inch stem of the flower.
1
A ____________ is an area located in the lower half of the design that ties or visually pulls an arrangement together.
center of interest
The cornucopia, or horn of plenty, has been used for centuries as a symbol of _____________.
abundance
Unity is lacking when the arrangement cannot be divided into separate parts.
False
The size of flower stem wire is listed according to its gauge number. The higher the gauge number, the finer the wire.
True
An equilateral triangle-shaped arrangement will be as ______ as it is _______.
tall, wide
The right- triangular, or asymmetrical, floral design is constructed in a manner similar to the ______________ design.
equilateral triangle
___________ makes an excellent centerpiece because it is attractive when viewed from either the front or the back.
Horizontal design
The circular shape of the Colonial bouquet is very popular with brides. This style is fashioned after the nosegay designs of the English Georgian and earlier French handheld floral pieces called the _______________.
Tuzzy- muzzy
Ripening fruit, vegetables and decaying plant debris are all sources of ethylene gas- which can be harmful to Orchids.
True
Filler flowers add a finishing touch to an arrangement. The two types of filler flowers used in flower arrangements are _________ and __________.
bunch, feather
___________ is the formal temple style of Japanese floral design, characterized by the massive, symmetrical arrangement of flowers in bronze ceremonial vases.
Rikkwa
_________ is the ancient Japanese floral style created by the Buddhist priest Senchin. These designs were constructed in an asymmetrical style in low, flat containers.
Shokwa
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