
Rooting Powder #1
Tender softwood cuttings
0.10% IBA
For suitable houseplants, herbs and other easy-to-root varieties with soft new growth.
View Rooting Powder #1Choose a strength for your plant cuttings.
Hormex Rooting Powders contain indole-3-butyric acid (IBA) to support root development in plant cuttings. Four concentrations help you match the powder to your plant variety and cutting type.
Start with the Hormex plant list, then compare the strengths below. Use the strength indicated for your plant.

Tender softwood cuttings
0.10% IBA
For suitable houseplants, herbs and other easy-to-root varieties with soft new growth.
View Rooting Powder #1
Firmer, semi-softwood cuttings
0.30% IBA
For suitable flowering plants, houseplants and garden plants whose stems call for this strength.
View Rooting Powder #3
Tougher, semi-hardwood cuttings
0.80% IBA
For suitable woody varieties of shrubs, vines and trees that call for this concentration.
View Rooting Powder #8
Difficult-to-root hardwood cuttings
1.60% IBA
For suitable tough woody plants, evergreens and trees requiring a higher concentration. Confirm your plant’s recommendation before choosing it.
View Rooting Powder #16¾ oz bottles shown. Choose ¾ oz, 1 lb or 6 lb on the individual product page.
For residential and commercial use.
For agricultural use only.
For larger bulk sizes, please contact us directly for wholesale pricing and to set up an account.
Use the application steps in our How to Use guide for preparing, dipping and planting cuttings, plus guidance on the rooting medium and growing conditions.