Section 02.06.01.371 - EXEMPTIONS (ROUGH BLUEGRASS)01.Experiments or Trial Grounds. This quarantine shall not apply to: experiments or trial grounds of the United States Department of Agriculture, experiments or trial grounds of the University of Idaho Agriculture Experiment Station, or trial grounds of any person, provided said trial ground plantings are approved by the Director and under supervision of technically-trained personnel familiar with rough bluegrass.02.Rough Bluegrass. Rough bluegrass may be planted in the regulated areas for turf but shall not be allowed to mature to the seed producing stage.Idaho Admin. Code r. 02.06.01.371