Horticulture final exam

Most annuals should be transplanted to the outside

• in early spring
• in June
• as soon as the danger of frost is over
• after the springtime blooms have appeared

A perennial is a plant that lives

• only one year
• year after year
• for only 2 years
• if there is never a killing frost

organic materials improve the soil cation exchange capacity by adding

• peat moss
• pine needles
• compost
• all of the above

annuals that are easy to grow include

• marigolds and zinnia
• ageratum  and sweet pea
• pansy and coleus
• primrose and petunia

a perennial bed should be mulched because

• it helps in water retention
• it keeps down weeds
• it improves the aesthetics
• all of the above

Narrowleaf evergreens are often chosen because

• they are used as foundation plants
• of the edible fruits
• they have bare stems
• they have nice flowers

balled and burlapped evergreens may be moved at any time of the year except when

• new shoots are growing
• they are dormant
• they are setting seed
• the soil is too wet

a foundation plant refers to a plant used....

• in the ground
• around the foundation of a building or home
• in a mall or inside area
• none of the above

plants which are used for windbreaks are those which...

• are used as a natural fence
• are used to reduce air flow and make a house warmer
• are usually evergreen
• all of the above

broadleaf evergreens are those having....

• larger leaves than narrowleaf ones
•  leaves all year
• uses as hedges, specimen plants, and along entrances
• all of the above