It was baked using flour mixed with eggs, milk, nuts, and honey. It is served with mince, syrup, honey or jam. Sweet umeboshi made with honey also exist. For preserving fruits, liquor, honey, and sugar were used. Gluconic acid occurs naturally in fruit, honey, and wine. Cheese was eaten alone or with honey or vegetables. Solitary bees produce neither honey nor beeswax. It ranks second in the production of sugar, watermelons, honey and barley. Solitary bees typically produce neither honey nor beeswax. Its pollens are not poisonous for honey bees. It causes mummification of the brood of a honey bee colony. The plant is used to attract bees for honey production. There has been speculation as to honey bee consciousness. There has been a focus on neonicotinoids effects on honey bee populations. Swarming creates a vulnerable time in the life of honey bees.