Table 3. Ratings scales used in the evaluation methods of this trial.

Plant Vigor Ratings Scale

5

4

3

2

1

0

robust
vigor

 

medium vigor

 

low
vigor

dead

Ornamental Value Ratings Scale

5

4

3

2

1

0

high
value

 

medium
value

 

low
value

zero
value

Seedhead Aesthetic Ratings Scale

5

4

3

2

1

0

high
attractiveness

 

medium
attractiveness

 

low
attractiveness

not
present

Color Ratings

1. Drying

5. Bluegreen

9. Yellow Green

2. Dark Green

6. Light Blue

10. Light Red

3. Green

7. Dark Blue

11. Purple

4. Light Green

8. Gold yellow

12. Tan

Height Ratings Categories

Short grass

0.5 to 2.0 feet

Mid grass

2.0 to 3.0 feet

Tall grass

3.0 to 7.0 feet