HIGH ENERGY MEALWIORM MIX Tom Chambers Wild Bird High Energy Mealworm Mix ? 2kg +25% Extra Free 2.5kg for the price of 2kg. Contains mealworms, black sunflower and suet pellets. €9.99 Out of stock. Premium Mealworm High Energy Seed Blend Mix has been formulated to provide wild birds in your garden with high energy and high proteinThis high energy wild bird mix is great for all year round feeding but particularly during periods where garden birds require a high energy diet such as during cold weather and breeding season.This Premium Mealworm High Energy Seed Blend can be fed from ground feeders, hanging bird tables and garden bird tables.