Koppert's Mealybug Solutions: Cryptobug When should I use Koppert's Cryptobug? Use Cryptobug for biological control of eggs, larvae and pupae of Mealybugs. It is best to introduce the product at the first sign of pests. How does it work? Cryptobug will run around your plant and eat all of the Mealybugs entirely. How to use Cryptobug Deploy Cryptobug on rock wool slabs or in Diboxes close to or at a hotspot Best working conditions For optimal results, the soil has to be moist but not too wet. The minimum temperature for successful use of Cryptobug is 15°C/59°F. Handling Beneficial bugs have a very short life expectancy in the packaging, and therefore need to be introduced into the crop as soon as possible after receipt. Failure to do so can have a negative impact on their quality. In case you do need to store Entomite, please follow the instructions below. We are not liable for any loss of quality if the product is stored for longer and/or under different conditions than recommended. Storage after receipt: 1-2 days Storage temperature: 10-15°C/50-59°F In the dark (bottle horizontally)