12:51:04:04Untreated compost, manure, humus, and plant media.
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
Untreated compost, manure, humus, and artificial plant growth media that have been exposed to the nonnative plant species listed in § 12:51:03:01 are regulated articles.
Source: 19 SDR 32, effective September 8, 1992.