Washington Revised Code Title 15. Agriculture and Marketing § 15.13.420. Unlawful acts enumerated (Effective until July 1, 2030)

(1) To falsely claim to be an agent or representative of any nursery dealer in horticultural plants or Christmas tree grower;

(2) To sell or distribute horticultural plants by any method which has the capacity and tendency or effect of deceiving any purchaser or prospective purchaser as to the quantity, size, grade, kind, species, age, method of propagation, maturity, condition, vigor, hardiness, number of times transplanted, growth ability, growth characteristics, rate of growth or time required before flowering or fruiting, price, origin or place where grown, or in any other material respect;

(3) To alter an official certificate or other official inspection document for plant materials, including Christmas trees, covered by this chapter or to falsely represent a document as an official certificate;

(4) To substitute any horticultural plant, Christmas tree, or agricultural commodity for a horticultural plant, Christmas tree, or agricultural commodity covered by an inspection certificate.