The Lunar Months.
 
   Birch, 1st Moon of the Celtic Year � (Dec 24 � Jan 21)
   Rowan, 2nd Moon of the Celtic Year � (Jan 22 � Feb 18)
   Ash, 3rd Moon of the Celtic Year � (Feb 18 � March 17)
   Alder, 4th Moon of the Celtic Year � (March 18 � April 14)
   Willow, 5th Moon of the Celtic Year � (April 15 � May 12)
   Hawthorn, 6th Moon of the Celtic Year � (May 13 � June 9)
   Oak, 7th Moon of the Celtic Year � (June 10 � July 7)
   Holly, 8th Moon of the Celtic Year � (July 8 � Aug 4)
   Hazel, 9th Moon of the Celtic Year � (Aug 5 � Sept 1)
   Vine, 10th Moon of the Celtic Year � (Sept 2 � Sept 29)
   Ivy, 11th Moon of the Celtic Year � (Sept 30 � Oct 27)
   Reed, 12th Moon of the Celtic Year � (Oct 28 � Nov 24)
   Elder, 13th Moon of the Celtic Year � (Nov 25 � Dec 23)