PCP #29607 · UPL AgroSolutions Canada Inc. · Growth Regulator
Plant growth regulator containing maleic hydrazide for sprout control and shrinkage reduction in storage potatoes and onions, grade improvement in potatoes, sucker control on black tobacco, and sprout control in shallots and garlic. Works by stopping cell division when absorbed by healthy growing plants.
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 |
|---|---|---|---|---|
| Garlic | Sprout Control | 3.38 L/acre | 10 d | 12 d |
| Onion | Sprout Control | 3.38 L/acre | 10 d | 12 d |
| Potato | Sprout Control | 5.1 L/acre | 10 d | 12 d |
| Shallot | Sprout Control | 3.38 L/acre | 10 d | 12 d |
| Tobacco | Sucker Control | 3.78–5.03 L/acre | 7 d | 12 d |
Adjuvant requirements, compatibility notes, and mixing restrictions from the official label. Always confirm against the official label PDF before mixing.
| Guidance | Adjuvant | Rate |
|---|---|---|
| Do not mix | additional wetting agents or commercial spray adjuvants ROYAL MH-30 XTRA already contains a surfactant; addition of further wetting agents or commercial spray adjuvants is not recommended | – |
| Do not mix | wetting agents or commercial spray adjuvants ROYAL MH-30 XTRA already contains a surfactant; hence the addition of further wetting agents or commercial spray adjuvants is not recommended. | – |
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. .
