Indole-3-butyric acid is a substance that is closely related in structure and function to a natural growth regulator found in plants. Indole-3-butyric acid is used on many crops and ornamentals to promote growth and development of roots, flowers and fruits, and to increase crop yields.
Indole-3-butyric acid (1H-indole-3-butanoic acid, IBA) is a plant hormone in the auxin family and is an ingredient in many commercial horticultural plant rooting products. Aside from accelerating root formation, it is used on various crops to stimulate flower development and the growth of fruits.
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