Table 2. Experimental plot description for xeriscape ornamental perennial grass trial for low water use landscaping.

Location:

Dickinson Research Extension Center, Dickinson, ND
latitude 46E 53'N, longitude 102E 49'W, elevation 2,500ft.

Replications:

Three; Rep #1 West, Rep #2 Middle, Rep #3 East
Randomized Block Design

Study size:

18' x 36'

Plot size:

3' x 3'

Perimeter border:

3'

Plot arrangement:

2 columns with numbers 1-12 on west side and numbers 13-24 on east side of each replication.

Grass samples:

24 types x 3 reps. = 72 plants

Plug planting date:

5 May 1998 holes 12" diameter, 8" deep, planted as plugs.

Soil:

Morton silt loam

Mulch:

Wood chips applied at 4" to 6" thickness between plants.

Herbicide treatment:

Roundup applied to previously existing grass cover 30 April 1998.
No other herbicides applied.

Fertilizer treatment:

No fertilizer applied.

Soil amendments:

No soil amendments applied.

Water:

1.0 to 1.5 gallons water applied to each plot within 3.0 hours of planting. Minimum amount of irrigation water applied during growing season.

Weed control:

Wood chips used between plants to help prevent weed growth.
Weeds will be hand rogued when necessary.

Pruning:

Previous year senescent growth trimmed in early spring prior to rapid growth. Fall leaves of cool season grasses not trimmed.