Good veggies to feed include carrots, celery, all kinds of greens (kale, collard greens, mustard greens, bok choy, dandelion greens, cabbage, spinach, chard, parsley, cilantro, etc.), lettuce (anything but iceberg, which is not very nutritious), broccoli, Brussels sprouts, zucchini, asparagus, turnips, parsnips, etc.