Vegetating disturbed areas shall be completed only as specified below:
- (a) Stones and trash shall be removed from the area to be seeded so as not to interfere with the seeding;
- (b) On slopes 4:1 or steeper, final preparation of the area to be seeded shall include creating grooves in the soil perpendicular to the direction of the slope to catch seed and reduce runoff;
- (c) If needed to ensure growth, fertilizer or other organic soil amendments shall be applied during the growing season;
- (d) Fertilizer applied to any area within 100 feet of any river, stream, pond, or lake shall be low phosphate, slow release nitrogen fertilizer only;
- (e) Fertilizer applied to any area that is subject to RSA 483-B, the Comprehensive Water Quality Protection Act (Act), shall meet or be more protective of water quality than the minimum standards of the Act;
- (f) Runoff shall be diverted from the seeded area;
- (g) Subject to (h), below, seeding shall occur prior to September 15th of the year in which the area being seeded was disturbed;
- (h) Areas seeded between May 15th to August 15th shall be covered with hay or straw mulch meeting the criteria of Env-Wq 1506.01(a) through (c); and
- (i) If vegetated growth covering at least 85% of the disturbed area, distributed evenly over the site with no large areas of bare soil, is not achieved prior to October 15th, one or more additional erosion control methods shall be implemented.
Source. #9343, eff 1-1-09; ss by #12342, eff 8-15-17; ss by #14472, eff 1-19-26, EXPIRES: 1-19-36