New, oil-based suspension concentrates composed of at least one room-temperature-solid compound of the formula (I′), at least one penetrant, at least one vegetable oil, at least one nonionic surfactant and/or at least one anionic surfactant, and optionally one or more additives from the groups of the emulsifiers, foam inhibitors, preservatives, antioxidants, colorants and/or inert filler materials, a process for producing these suspension concentrates, and their use for applying the active substances comprised.