Idaho Admin. Code r. 02.06.04.245 - NURSERY STOCK

01. Rootstocks. All nursery stock being grown for certification, shall be on rootstock from registered trees except for stone fruit trees grown on peach seedlings and pome fruit trees grown on apple and pear seedlings. These seedling rootstocks, when grown from commercial seed, will be acceptable if seed transmissible virus content does not exceed five percent (5%). Clonal rootstock used in the production of Idaho Certified Nursery Stock must originate from Registered Stool-Beds. (3-15-22)

02. Location. The isolation distances between certified and non-certified nursery stock shall be: (3-15-22)

a. Not less than fifty (50) feet from non-certified plants of the Rosaceae family; (3-15-22)

b. Not less than twenty (20) feet from other non-certified nursery stock; (3-15-22)

c. Program participants shall maintain a twenty (20) foot clean-cultivated area around all certified nursery stock beds. Nursery stock shall be designated as to rootstock, top-stock, and inter-stock sources. There shall be no re-budding or re-grafting of nursery raw stock unless such stock is re-worked with scions from the original registered scion-tree. (3-15-22)

03. Identity Maintenance. The maintenance of certified stock identity shall be a tagging program identifying trees produced from: (3-15-22)

a. Registered rootstock produced from registered seed or stool-beds; (3-15-22)

b. Registered scion source trees. The tracking system involves a numbering diagram system of each participant's nursery stock beds in the program. (3-15-22)

04. Seed. Certified seed shall have been produced on Registered Seed Trees or commercial seed having been tested and found to have a transmissible virus content that does not exceed five percent (5%). (3-15-22)

05. Tagging. An Idaho Certified Nursery Stock Tag designates trees produced from registered scion source trees and that have been propagated on rootstocks produced from registered seed-source or stool-bed trees, or that are self-rooted. All nursery stock meeting the requirements of this program when sold shall have the variety, inter-stock, and rootstock designated where applicable as follows: variety/inter-stock/rootstock. (3-15-22)

06. Acceptability. All nursery stock meeting the requirements of this program are known as Idaho Certified Nursery Stock. (3-15-22)

Notes

Idaho Admin. Code r. 02.06.04.245