The following Prunus species and cultivars are symptomless carriers of peach rosette disease. All planting stock (except seed) of these species and cultivars are prohibited entry into Washington state:
Prunus armeniaca, the "Wilson" cultivar of apricot
Prunus cerasifera x P. Munsoniiana, Mariana plums
Wash. Admin. Code § 16-487-140
Statutory Authority: Chapter 17.24 RCW. 00-24-022, § 16-487-140, filed 11/28/00, effective 12/29/00; 91-21-041, § 16-487-140, filed 10/11/91, effective 11/11/91.