Mealworm Breeding Box for Small Exotic Pets, Compact Stackable Colony System for Fresh Feeder Worms

Keep a modest supply of fresh feeders at home without managing an oversized colony. This compact mealworm breeding box organizes beetles, newly hatched worms, and grow-out stages in a three-part stack, making the colony easier to manage in a small space.

It suits pet parents raising feeders for jumping spiders, tarantulas, mantids, micro geckos, amphibians, small reptiles, and bearded dragons that eat smaller portions. Separate stages also make it easier to offer appropriately sized mealworms as the colony develops.

Key Features

• A perforated floor in the top breeding chamber lets eggs and baby mealworms drop into the nursery below, keeping vulnerable young away from hungry beetles.
• The protected middle nursery gives newly hatched worms room to grow before they are moved into the bottom grow-out tray for further development.
• Perforations along the walls encourage airflow, reducing moisture buildup and supporting a tidier colony with less risk of mold.
• An integrated wheat bran feeding station keeps food accessible while reducing scattered bran, waste, and everyday mess around the setup.
• The pupae sanctuary provides a protected transformation space, while newly emerged beetles can climb down into the breeding chamber to continue the lifecycle.
• Removable tray inserts support sifting worms from frass, making routine separation more manageable as the colony grows. Additional units can be added if feeder needs increase.

Specifications

• Approximate assembled dimensions: 4 × 4 × 5 inches tall
• Configuration: Micro three-part stacked unit
• Top chamber: Breeding chamber with perforated floor
• Lower trays: Two trays with removable sifting inserts
• Escape control: One worm escape-prevention screen
• Feeding station: Removable wheat bran station with cap that doubles as a pupae sanctuary
• Lid: Snap-fit ventilated lid
• Color options: Black, Turquoise Blue, or Pink

Mealworms, beetles, bran, and carrots are not included, so you can establish the colony using your preferred feeder stock and food. Keep some worms back to pupate and become beetles if you want production to continue. Colors may look slightly different in person because of lighting and filament variation, and insects shown in photos are for demonstration only.