Earth-Kind®

Environmental Stewardship Programs for the Urban Landscape

Water Conservation

You may answer each question as many times as necessary to obtain the correct answer. You must answer ALL questions.Your progress will be tracked automatically.

Combining Texas natives with___________________, is a key to a beautiful, interesting landscape which conserves water.
1. well-adapted non-native plants
2. cacti
3. exotic plants
4. all of the above
Of the tremendous amounts of water applied to lawns and gardens the greatest waste comes from ____________________.
1. applying too much too often
2. runoff
3. evaporation
4. leaks
_________________ irrigation also allows safer use of "salty water" in the landscape and garden.
1. Sprinkler
2. Overhead
3. Regular
4. None of the above
Generally speaking, ________________ require(s) more frequent watering and maintenance than most other landscape plants.
1. trees
2. turfgrass
3. shrubs
4. annual color
Earth-Kind Water Management incorporates ____ basic principles that conserve water and help protect the environment.
1. 1
2. 3
3. 5
4. 7
A good mulch ____________________________.
1. reduces weed populations
2. prevents soil compaction
3. keeps soil temperatures more moderate
4. does all of the above
_________________ increases the soil's ability to absorb and store water in a form available to the plant.
1. Sand
2. Top soil
3. Clay
4. Organic matter
At the first sign of wilting, you have _________________ hours to water turfgrass before serious injury occurs.
1. 10 to 12
2. 12 to 24
3. 24 to 48
4. 48 to 72
A well-designed landscape can decrease maintenance by as much as 50 percent through ________________.
1. reduced mowing
2. once-a-year mulching
3. elimination of unadapted plants
4. all of the above
Creating a water-efficient landscape begins with a ________________________.
1. collection of drought tolerant plants
2. water conserving soil amendments
3. landscape design
4. none of the above
In many urban areas of Texas between __________ percent of the water supply is used for landscape irrigation.
1. 10 - 20
2. 30 - 40
3. 40 - 60
4. 60 - 75
The key to watering lawns is to apply the water ________________________ to create a deep, well-rooted lawn.
1. frequently, yet thoroughly
2. infrequently, yet thoroughly
3. frequently, yet efficiently
4. like none of the above
A properly adjusted sprinkler head sprays __________________ of water.
1. a mist
2. large droplets
3. small droplets
4. a stream