Restricted articles. The following are restricted articles:

Bark chips or mulch 3 located in a quarantined area and that are proven host plant taxa listed in paragraph (d) of this section.

3 Bark chips or mulch of species listed in paragraph (d) of this section and that are marked with an asterisk (*) are not restricted articles.

Forest stock located or grown in a quarantined area and that are proven host plant taxa or associated plant taxa listed in paragraph (d) or (e) of this section.

Any other product or article that an inspector determines to present a risk of spreading Phytophthora ramorum, if an inspector notifies the person in possession of the product or article that it is a restricted article.

Regulated articles. The following are regulated articles:

Nursery stock, decorative trees without roots, unprocessed wood and wood products, and plant products, including firewood, logs, lumber, 4 wreaths, garlands, and greenery of proven host plant taxa listed in paragraph (d) of this section.

4 Firewood, logs, and lumber of species listed in paragraph (d) of this section and that are marked with an asterisk (*) are not regulated articles.

Soil and growing media.

Any other product or article that an inspector determines to present a risk of spreading Phytophthora ramorum if an inspector notifies the person in possession of the product or article that it is subject to the restrictions in the regulations.

Associated articles. The following are associated articles: Nursery stock of associated plant taxa listed in paragraph (e) of this section.

Proven host plant taxa. The following are proven hosts of Phytophthora ramorum:

Associated plant taxa. The following plant taxa are considered to be associated with Phytophthora ramorum: