... water. Solubility in Other Solvents: readily soluble in methanol, ethanol, isopropanol, acetone, ether and other polar organic solvents. ... , and time of application. Ethephon regulates phases of plant growth and development by application to various growth sites ... blueberries, cranberries, morello cherries, citrus fruit, figs, tomatoes, sugar beet and fodder beet seed crops, coffee, capsicums, etc.; to ...