1 oz packet of powder, mix with 1.5-2 gallons of water, dip roots, good for over 100 seedlings.  Mix accordingly, let stand 15 min, and dip bare roots immediately before planting.
 
SOIL MOIST products are potassium based and specifically designed for te horticulture and agriculture industry. 
Reduces plant watering by 50%
Reduces transplanting shock
Reduces plant stress due to lack of abailable water
Increases soil areation
Cost effective - lasts 3-5 years in the soil