Tiny shot-holes in leaves of seedlings. Flea beetles are tiny bronze or black beetles a sixteenth of an inch long. They eat small holes in the leaves of seedlings and small transplants. The larvae feed on roots of germinating plants.Click to see full answer. Also asked, how do I keep bugs from eating my brussel sprouts? Grow pest-free Brussels sprouts using the right techniques. Damage Control for Brussels Sprouts Spraying water. Sometimes, simply spraying water (using a high-pressure spray from a garden hose) on aphids works just fine, especially in small outbreaks. Pruning infested leaves. Using a water-soap solution. can you eat the leaves of brussel sprout plant? Brussels sprouts in all forms are covering restaurant menus and Pinterest pages these days, but often overlooked are the large leaves that shelter the tiny sprouts as they grow (if you’re unfamiliar with how Brussels sprouts grow, check this out). The leaves are edible and just as tasty as the sprouts. Likewise, people ask, what is eating my brussel sprout leaves? The green caterpillars that normally eats brussel sprouts are army worms or cabbage loopers. Army worm (Spodoptera spp): The larvae feeds on leaves, stems and roots of many crops. Also the caterpillar loops as it walks. The adult brownish moths lay eggs on plant debris.Do sprouts need netting?Look after your Brussels sprout plants and they will reward you with the biggest possible harvest. Banish both from your crop by supporting fine netting over the plants soon after transplanting time.