Usually about 6 months. Were these live limbs? If they were dead you could use them right away. You could try a little piece and see what type of smoke is produced. If it makes thin blue then go ahead and use it.
Team: Pyle's BBQ; Yoder YS640; Good-One "Trail Boss" 60T; Homemade rig; 22" Weber Kettle w/rotisserie ring; Big A$$ Rotisserie; BGE-Small; Weber Kettle Gold, Weber OTS, New Braunfels offset smoker.
Saddles BBQ Bistro