Velum Prime Fungicide 1 Gallon. Velum Prime is a broad-spectrum fungicide and nematicide for use as a soil treatment for suppression of certain crop diseases and suppression of plant pathogenic nematodes.Active Ingredient : Fluopyram 41.5%. Usage Rate Recommendations : 6 - 6.84 Fl. For specific details on control of these target pest and use rates check the label. For specific details on these areas of use and use rates check the label. This product is not registered for use in the following states. The item "Velum Prime Fungicide 1 Gallon" is in sale since Friday, February 26, 2021. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Weed & Pest Control\Weed Control\Herbicides & Fungicides".warehouse" and is located in Camdenton, Missouri. This item can be shipped to United States.