Only if it's green and strong enough to strangle them individually!
Citronella oil itself only repels adult mosquitoes. However, if you poured it on mosquito eggs or larvae, the oil would suffocate them, killing them.
Lemongrass contains geranyl phosphate, geranyl pyrophosphate, geranylgeranyl pyrophosphate, nerol, geraniol, and rhodinol that can help kill mosquitoes.
geraniol
nerol
None especially lemon scented candles
Generally Lemon essential oil isn't used to kill mosquitoes. Usually Peppermint is used to ward of bugs, ants, mice and pests like that. It is a disinfectant though and might help, but a stronger scent will most like do better, not a nice pleasant smell like lemon.
You cannot kill cockroaches with lemon grass. They simply do not like the smell of it so they will stay away from areas that have been sprayed with it.
if you are allergic to mosquitoes
No, vinegar will not actually kill mosquitoes. However, it will keep mosquitoes away. This is because mosquitoes are not attracted to the vinegar smell, therefore, they are deterred.
Outside you would never be able to build up a sufficient concentration.
will bleach kill mosquitoes? and do they breed in ivy? i have tons of mosquitoes outside near lots of ivy. i can't let my children play in our yard because of the abundance of mosquitoes. can i put bleach in a garden sprayer and connect to hose and spray all the ivy area down to kill mosquitoes?
DEET
Yes
The frost would kill mosquitoes if they were out in the frost. However, mosquitoes hibernate before the first frost hits.
Use the juice of a lemon (or concentated REAL lemon juice) mixed with tap water and placed in a squirt bottle and spray your dog down with it.(Avoiding eyes and tender areas) It repels mosquitoes Jim www.RefinanceRight.org
yes