What Do You Know? Quiz #6

Lawn and Garden Quiz

by Linda Naeve
Iowa State University
Extension Horticulture Specialist

Here's how our quiz works.

Every two to three weeks a different Iowa State University Extension staff person will present a challenging quiz on an interesting consumer-oriented topic. To play the "game," all you have to do is think about the answers to the questions. You can check your answers by clicking your mouse on the highlighted word or phrase in each question. It's an open book type of game. You can grade your own paper.

Good Luck with the "What Do You Know?" quiz. Drop Linda Naeve an e-mail message and tell her how you like the quiz.

Access previous quizzes.

It's the time of the year to think about garden plants, lawn care, and tree planting. Take our quiz to learn more about this American pasttime.

1. What percent of U.S. homeowners are actively involved in gardening in some way?

a. 25 percent

b. 40 percent

c. 55 percent

d. 70 percent

2. The top-selling annual bedding plant grown in the United States is

a. Petunias

b. Impatiens

c. Geraniums

d. Marigolds

3. A muskmelon and a cantaloupe are the same thing.

a. True

b. False

c. It Depends

4. Thatch build-up is not caused by a build up of grass clippings in the lawn.

True or False

5. The recommended control of creeping Charlie (ground ivy) in the lawn is

a. Two applications of a broadleaf herbicide containing dicamba sprayed in the fall at two week intervals

b. Apply a preemergence herbicide in the spring

c. In late May, apply borax at 5 teaspoons per quart of water to treat 25 square feet of lawn

d. Apply a broadleaf herbicide in the spring

6. Red and black raspberry canes are

a. Annual

b. Biennial

c. Perennial

7. The floral industry is the fastest growing segment of agricultural production in the state of Iowa.

True or False

8. The tree selected as the "Tree of the Year" for 1996 by the Iowa Nursery and Landscape Association is

a. Sunburst honeylocust

b. Patmore green ash

c. Prairifire crabapple

d. Greenspire littleleaf linden

e. Autumn Purple white ash

9. The shape currently recommended for tree planting holes is

a. Very deep and narrow

b. Very shallow and narrow

c. Very deep and wide

d. Shallow and very wide

10. There are no American elm tree varieties tolerant to Dutch elm disease.

True or False

For more information on gardening and yard care, contact your local ISU Extension Office or Extension Distribution.