Bay leaves are the most efficient and natural cockroaches repellent. Both, dry or fresh bay leaves can be used as cockroach repellent, but still crushed dry leaves in a powder form are most efficient as they release much stronger smell.
Nothing ruins a summer BBQ or picnic like an invasion of mosquitos. For an all-natural way to get mosquitos off the guest list at your next outdoor gathering try this simple Mosquito Repellant Mason Jar. The active ingredient is Lemon Eucalyptus Oil