You will use 2.5 tsp. of Fung-onil Multi Purpose Fungicide Concentrate per gallon of water for tomatoes. You can find the instructions on the product label here.
For tomatoes, the Fungonil Multi Purpose label says that you can apply every 7 to 10 days.
The $25.95 container of Fung-onil Multi Purpose is a 16 oz bottle. You will use 1.50-2.50 tsp per gallon of water depending on what you are treating for. You can see all of the usage rates by reading the product label.
Fung-onil Multi Purpose Fungicide Concentrate does treat scab and but cannot be used on apple trees. You can use Bonide Captan Fungicide. The product label states:
Use 1 to 1½ Tbs. per gal. of water.
For secondary scab in mid-summer coverage spray
– Use 1 Tbs. per gal. of water. (Pacific Northwest):
Bull’s eye rot, botrytis rot - Use 1 Tbs. per gal. of
water. Make 1 or 2 applications with late cover sprays
and 1 final spray prior to harvest. May be applied up to
harvest.
Fung-onil Multi Purpose Fungicide Concentrate can be applied every 7 days as needed for roses. The mixing ratio is 2 1/4 teasoons per gallon of water.
Fung-onil Multi Purpose Fungicide Concentrate should be used within 24 hours of mixing it. After that it starts to lose it effectiveness.
Fung-onil Multi Purpose Fungicide Concentrate is a fungicide labeled for treating leaf spots, rust, blights, fruit rots, mildews, scab, molds, flower spots, cylindrocladium stem canker, purple blotch on Flowers, Shrubs, Shade Trees, Fruit Trees and Vegetables.
One of the most popular products we sell for use on photinia/red-tip is Fung-onil Multi Purpose Fungicide Concentrate, which contains the active ingredient Chlorothalonil. Please refer to the product label for complete application instructions. You could rotate this product with other active ingredients to avoid resistance. Eagle 20 EW contains Myclobutanil and is labeled for several photinia diseases. Honor Guard PPZ has propiconazole and is also labeled for photinia. Be sure you have a proper identification of the exact disease you are treating for best results, and so that you can adjust the soil conditions that are favoring that disease development.
Fung-onil Multi Purpose Fungicide Concentrate is not labeled for use on grapes, so we would not recommend this application. You could use Bonide Liquid Copper Fungicide on grapes as directed on the product label.
Fung-onil Multi Purpose Fungicide Concentrate shelf life is 3-5 years when kept in favorable conditions.
Fung-onil Multi Purpose Fungicide Concentrate has no pre-harvest interval. It can be applied up until day of harvest. See the product label for complete application instructions.
According to the Fung-onil Multi Purpose Fungicide Concentrate label, the rate per 200 sq. ft for tomatoes is 2 ½ tsp. per application. Begin applications when dew or rain occur and disease threatens. Use the highest rate and shortest interval specified when disease conditions are severe.