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Line 10:
Line 10: − + − * Must contain a minimum of 5% organic matter by dry weight or be amended so, through addition of an organic soil conditioner; + − +
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* Should not have been passed through sieves or screens smaller than 50 mm (2”) to avoid eliminating peds;
* Should not have been passed through sieves or screens smaller than 50 mm (2”) to avoid eliminating peds;
* Should have a Loamy Sand, Sandy Loam, Sandy Clay Loam, Loam or Silty Loam soil texture;
* Should have a Loamy Sand, Sandy Loam, Sandy Clay Loam, Loam or Silty Loam soil texture;
* For use in producing bioretention filter media Blend B (water quality treatment priority), the topsoil must contain at least 9%, and not greater than 36% clay-sized particles.
* For use as planting soil for a vegetated stormwater practice , the topsoil must contain a minimum of 5% organic matter by dry weight or be amended so, through addition of an organic soil conditioner;
* For use in producing bioretention filter media Blend B (water quality treatment priority), the topsoil must contain at least 9%, and not greater than 36% clay-sized particles and at least 2% organic matter by dry weight.
* Must have a pH of between 6.0 and 7.8;
* Must have a pH of between 6.0 and 8.0;
* Must have a sodium absorption ratio less than 15;
* Must have a sodium absorption ratio less than 15;
* Must have a cationic exchange capacity greater than 10 milliequivalents per 100 grams (meq/100 g).
* Must have a cationic exchange capacity greater than 10 milliequivalents per 100 grams (meq/100 g).