Reply by PurpLev

since it has changed environment, the only thing would stabilize it is letting it acclimate to your shop. you could use a humidifier to increase the humidity in the air that would soak in the lumber, but eventually the lumber will have to even out with the existing humidity where you are at.

that said. cedar is indeed a very brittle wood.

-- ㊍ When in doubt - There is no doubt - Go the safer route.