PCP #11580 · Bayer CropScience Inc. · Growth Regulator
Liquid plant growth regulator containing ethephon at 240 g/L for use on non-bearing apples, highbush and lowbush blueberries, sour and sweet cherries, field tomatoes, flue-cured tobacco, spring wheat, and winter wheat to promote flowering, fruit maturity, ripening, and reduce lodging.
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. PHI is the pre-harvest interval; REI is the restricted-entry interval. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI | REI |
|---|---|---|---|---|
| Apple | Increase flowering of young non-bearing apple trees | 2.83–5.67 L/acre | – | – |
| Blueberry | Black barrenberry control | 2.23–3.44 L/acre | – | – |
| Blueberry | Concentration of maturity and earlier fruit colouring | 2.23–3.44 L/acre | – | – |
| Cherry | Loosen fruit for easy removal by hand or machine; promote early uniform fruit maturity | 1.11 L/acre | 7 d | – |
| Cherry | Loosen fruit for easy removal by hand or machine; promote early uniform fruit maturity | 2.23 L/acre | 7 d | – |
| Tobacco | Promote colour development and reduce curing time of upper 6-7 leaves (tips and undertips) | 1.11–1.52 L/acre | – | – |
| Tomato | Promote earlier uniform and concentrated ripening | 1.52–2.59 L/acre | – | – |
| Wheat | Reduce lodging | 0.405–0.607 L/acre | 35 d | – |
| Wheat | Reduce lodging | 0.506–1.01 L/acre | 35 d | – |
Adjuvant requirements, compatibility notes, and mixing restrictions from the official label. Always confirm against the official label PDF before mixing.
| Guidance | Adjuvant | Rate |
|---|
| Recommended | wetting agent A wetting agent may improve spray coverage. | – |
| Recommended | wetting agent The use of a wetting agent may improve spray coverage. | – |
| Recommended | wetting agent To aid in uniform wetting of plants, the use of a wetting agent is suggested. | – |
| Compatible | wetting agent | – |
| Do not mix | surfactants or wetting agents (tank mix) | – |
| Do not mix | surfactants or wetting agents (spray solution) | – |
| Do not mix | other pest control products on spring or winter wheat | – |
| Do not mix | surfactants, wetting agents, and adjuvants of any kind Do not add surfactants or wetting agents to the spray solution. Tank-mixing ETHREL Plant Growth Regulator with adjuvants of any kind may result in severe crop injury and reduce yields. | – |
About this content. This page presents the official PRD label as published by Health Canada's Pesticides Regulatory Directorate (formerly the Pest Management Regulatory Agency), the source of record. Always read the official label and consult your provincial pesticide- application authority before use. Report an error.
