The Importance of Brassinosteroids (IMAGE) Technical University of Munich (TUM) Caption The photo shows just how important brassinosteroids are for the development of plants. A deficit of the plant hormone has disrupted growth in the cucumber plant on the right. Credit Wilfried Rozhon / TUM Usage Restrictions Free for use for coverage of this research work with the copyright mentioned License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.