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Natural Guard Copper Soap Fungicide RTU
04/01/26
Natural Guard Copper Soap Fungicide RTU, manufactured by VPG, is an exemplary ready to use fungicide that controls a broad-spectrum of diseases on roses, fruits, and vegetables all the way to the day of harvest.
Designed to prevent plant diseases such as leaf spot and gray mold with the active ingredient copper octanoate 0.08%, which helps to reduce the chance of ornamental death.
Natural Guard Copper Soap Fungicide RTU leaves ornamentals and other organic garden plants looking radiant and disease-free for a healthy appearance.
Tools Needed
Natural Guard Copper Soap Fungicide RTU comes ready to use with no other application tools needed.
How to Use
- Step 1: Space plants away from other foliage not labeled to be treated with Natural Guard Copper Soap Fungicide RTU.
- Step 2: Spray all plant surfaces, including the top and bottom of leaves thoroughly with Natural Guard Copper Soap Fungicide RTU.
- Step 3: Repeat applications of Natural Guard Copper Soap Fungicide RTU at 7 to 10 day intervals for as long as needed. Re-apply after rain.
Where to Use
Natural Guard Copper Soap Fungicide RTU can be used on indoor and outdoor residential roses, flowers, ornamentals, fruits, and vegetables.
Certain Vinifera and French Hybrid varieties may be sensitive to copper sprays resulting in marginal leaf burn.
When to Use
Apply Natural Guard Copper Soap Fungicide RTU at least 2 weeks before disease normally appears or when disease first appears. For best control begin treatment at the end of bloom for ornamentals.
Safety Information
Natural Guard Copper Soap Fungicide RTU is safe to use around children and pets when applied according to the product label instructions. Always wear the proper personal protective equipment (PPE) when applying this product.
Special Considerations
Natural Guard Copper Soap Fungicide RTU may cause some copper toxicity on some roses. Copper toxicity appears as purple spots.
| Restricted Use | No |
|---|---|
| Shipping Restrictions | AK, HI, ME |
| Availability | Online |
| Signal Word | CAUTION |
| Keith's Pro Tip | "Prune plants during dry weather to reduce wound infections." |
| Time to Kill | Natural Guard Copper Soap Fungicide RTU will take 7 days to prevent and cure minor disease outbreaks on plants. |
| Chemical Type | Fungicide |
| Formulation | Ready-To-Use |
| Application Methods | Spot Treatment |
| Product Drawbacks | Natural Guard Copper Soap Fungicide RTU will cure minor disease outbreaks, but if a plant is severely infested then this product may not be entirely successful. |
| Active Ingredient | Copper Octanoate (Copper Soap) 0.08% |
| Application Equipment | Gloves |
| Mix Rate | N/A |
| Use Sites | Indoors, Outdoors |
| Yield | 22 fl. oz. of Natural Guard Copper Soap Fungicide RTU will treat 7 square yards. |
| EPA Registration No. | 67702-1-7401 |
| Shelf Life | Natural Guard Copper Soap Fungicide RTU will last for 3 years when stored in a dry location above 40 degrees Fahrenheit. |
| Comparable Products | Natural Guard Copper Soap Fungicide Concentrate |
| Children or pets? | No |
| Property Characteristics | None |
| Availability | Online |
| Restricted Use | No |
| Brand | VPG |
| Keith's Pro Tips | "Prune plants during dry weather to reduce wound infections." |
| Product Drawbacks | Natural Guard Copper Soap Fungicide RTU will cure minor disease outbreaks, but if a plant is severely infested then this product may not be entirely successful. |
| Target Pests | Anthracnose, Alternaria leaf blight, Bacterial speck, Bacterial spot, Powdery mildews, Downy mildews, Leaf and fruit spots, Blights, Rust, Black Rot, Phomopsis Cane, Bacterial leaf spot and blight, Botrytis blight, Rhizoctonia blight, Leaf spot, Soft rot, Colletotrichum needle blight, Gray Mold, Rust, Fruit rots, White rusts, Cedar Apple Rust, Coryneum Blight, Flyspeck, Quince Rust, Scab, Sooty Blotch, Ascochyta leaf and pod spot, Cercospora leaf spot, Bacterial leaf blight, Cercospora leaf blight, Septoria (late) blight, Southern leaf blight, Alternaria blight, Angular leaf spot, Ulocladium leaf spot, Phyllosticta Leaf Spot, Septoria leaf spots, Phytophthora mildew, Neck rot, Bacterial soft rot, Leaf scorch, Mycosphaerella leaf spot, Phomopsis leaf blight, Early blight, Gray mold, Late blight, and Leaf mold. |
| Application Equipment | Gloves |
| Application Methods | Spot Treatment |
| Active Ingredient | Copper Octanoate (Copper Soap) 0.08% |
| Product Type | Fungicide |
| Formulation | Ready-To-Use |
| Application Rate | N/A |
| Shelf Life | Natural Guard Copper Soap Fungicide RTU will last for 3 years when stored in a dry location above 40 degrees Fahrenheit. |
| Yield | 22 fl. oz. of Natural Guard Copper Soap Fungicide RTU will treat 7 square yards. |
| Use Sites | Indoors, Outdoors |
| Time to Kill | Natural Guard Copper Soap Fungicide RTU will take 7 days to prevent and cure minor disease outbreaks on plants. |
| Comparable Products | Natural Guard Copper Soap Fungicide Concentrate |
| EPA Registration # | 67702-1-7401 |
*Price does not include freight. We guarantee our rate plus shipping will be less than anyone else's price.




