General Information


Apply OHP 6672 50 W with ground equipment, using sufficient volume of spray to provide thorough coverage. Add required amount of OHP 6672 50 W to a partially filled tank, agitate by mechanical or hydraulic means and then add remaining required amount of water. Continuous agitation is required to keep the material in suspension. Do not tank mix with copper containing materials or with highly alkaline pesticides such as Bordeaux mixture or lime sulfur. No claim of compatibility with other pesticides is implied. Use the higher rates under conditions of severe disease pressure. Also see local State Extension Service recommendations for application schedules. IMPORTANT, if after using OHP 6672 50 W as recommended a treatment is not effective, a tolerant strain of fungi may be present. Consult your local State Agricultural Extension Service for advice on the prompt use of some other suitable fungicide.

Limitations, Restrictions, and Exceptions


Nursery, Greenhouse, Landscape, and Interiorscape

Not for homeowner use. For use by individuals/firms licensed or registered by the state to apply ornamental or turf pest control products.

Do not apply to home orchards/fruit and nut trees after fruit set.

Annual And Perennial Flowers, Ground Covers, Plus Deciduous And Evergreen Trees And Shrubs

Begin applications when disease first appears, or during suspected periods of disease incidence. Apply additional applications every 7-10 days or as otherwise instructed for the prevention or control of the listed diseases. Use of a wetting agent is recommended for plants that have leaves that are difficult to wet properly. Use of a spreader sticker is recommended to enhance product performance in wet weather conditions.

Do not apply with fixed wing or rotary aircraft.

OHP 6672 50 W may be used to control listed diseases on the following fruit and nut trees grown for non-commercial purposes:

Almond, apple, apricot, cherry, nectarine, peach, pecan, plum, and prune trees.

NOTE: Fruit and nuts from trees treated with this product must not be consumed or fed to animals. Fruit or nuts intended for human or animal consumption should be treated with a thiophanate methyl product whose label allows such use and does not contain a statement prohibiting comsumption of fruit or nuts from treated trees as food or feed.

Note: The “Directions For Use” of this product reflect the cumulative inputs from both historical field use and product testing programs.

However, it is impossible to test this product on all species and cultivars. A preliminary trial is suggested on a small scale before a full treatment is applied to any plant type not shown on the label but found in a similar use site with a listed disease problem. Wait 5 -7 days after treatment to evaluate trial results.

This product is not recommended for the following plants: Swedish Ivy (Nephrolepis exhalta), Boston Fern (Plectranthus australis), and Easter Cactus (Hatiora gaertneri).

Do not use treated crabapples or pears for food purposes.


Repeat every 7-10 days as needed during disease period.

Restricted Entry Interval

12 hours