Application of STS at low concentration avoids phytoxicity and minimizes
cost. At the present cost of silver, the cost per plant is less than $U.S. 0.001
at the concentrations and volumes used. The demonstrated effectiveness of
STS as an anti-abscission agent in potted flowering plants, its relative ease of
application, the potential for pre-harvest application (long-term effectiveness)
and the low cost per plant suggest that foliar application of STS has great
potential as a means of reducing abscission problems in potted flowering
plants