Yes, cannabis use can be detected by a hair test.
If you ingest anything it will leave traces in your hair. that means anything eaten smoked drank injected etc.
Yes!
Any weed will show up. It ALL shows THC.
No if lab use head hair, possible if they use body hair.
Yes. It stays in the hair for several months and any "hits" will show up.
..............Weed?
ONE HIT LEG HAIR WHAT ARE YOU BALD
ya
yes it will. it lasts a minimum of thirty days and hair tests can show for years
THC (Tetrahydrocannabinol) can stay in a person's body for as long as 3 to 90 days after smoking or being ingested orally.
What if you smoke marijuana a month ago but you only smoke one time would it show up on your hair drug test
Nothing. The drug is in your fat and hair cells. Just don't use to pass the test .
No
Um. Methadone and Weed would probably show up as Methadone and Weed.