1. (1) Washington No. 1 mint planting stock consists of mint rhizomes with similar varietal characteristics which are (a) fresh, (b) firm, (c) moist, (d) free of mold, (e) free of detectable, detrimental insects, nematodes, diseases and other pests, and (f) reasonably free of excess soil.
2. (2) Tolerances. In order to allow for variations incident to proper grading and packing, not more than a combined total of five percent, by count, of the rhizomes in any lot may fail to meet the requirements of Washington No. 1 as defined in this section.

3. (3) Specific requirements.

   	Tolerance for:
   Pests and Diseases	Foundation planting stock	Registered planting stock	Certified planting stock
   Mint flea beetle	0	0	1%
   Rootknot nematode	0	0	0
   Verticillium wilt	0	0	0
   Mint rust	Trace	Trace	1%
   Other pests and diseases	1%	1%	1%

[Statutory Authority: Chapter 15.14 RCW. WSR 00-23-095, § 16-322-035, filed 11/21/00, effective 12/22/00; WSR 85-15-017 (Order 1865), § 16-322-035, filed 7/8/85; Order 1087, § 16-322-035, filed 4/24/68, effective 5/24/68; Order 1017, Regulation 6, filed 5/20/66; Order 952, Regulation 6, filed 7/17/64; Emergency Order 949, filed 5/18/64; Order 888, Regulations 5 and 6, filed 6/4/62.]