Nine ornamental landscape plants tested for salt tolerance

(American Society for Horticultural Science) Nine ornamental species were irrigated with a nutrient solution at three different electrical conductivity rates and were assessed for growth and physiological responses. Orange peel jessamine and mexican hummingbird bush were the most salt-tolerant in the trials, while flame acanthus, rock rose, and 'Dark knight' bluebeard were moderately salt-tolerant. Cardinal flower, mexican false heather, and butterfly blue plants were moderately salt-sensitive, ...