Dave McNicoll has a few words of advice for those planning to try marijuana-infused edibles for the first time: Take a bite, not too much, and wait.

McNicoll’s group, the Oregon Responsible Edibles Council, has launched a public education campaign aimed at preventing novice marijuana consumers from eating too much all at once.

The campaign is called “Try 5,” as in 5 milligrams of THC, and encourages consumers to start with a low dose when it comes to marijuana-infused snacks and treats.

Or as they say in Colorado, start low and go slow.

The campaign comes just weeks before the latest major development in Oregon’s recreational marijuana program: Starting June 2, anyone 21 and older may walk into a medical marijuana dispensary and buy marijuana-infused edibles, extracts and topical products, like balms and lotions. [Read more at the Portland Oregonian]