Witches and Sandwiches

Birch Moon
The first moon of the year, which covers the period between late December and mid-January

Rowan Moon
The second moon of the year, which covers the period from mid-January to mid-February

Ash Moon
The third moon of the year, which covers the period from mid-February to early March

Alder Moon
The fourth moon of the year, which covers the period from mid-March to early April

Willow Moon
The fifth moon of the year, which covers the period from mid-April to early May

Hawthorn Moon
The sixth moon of the year, which covers the period from mid-May to early June

Oak Moon
The seventh moon of the year, which covers the period from mid-June to early July

Holly Moon
The eighth moon of the year, which covers the period between early July to early August

Hazel Moon
The ninth moon of the year, which covers the period from early August to very early September

Vine Moon
The tenth moon of the year, which covers the period from early September to late September

Ivy Moon
The eleventh moon of the year, which covers the period from September's end to late October

Reed Moon
The twelfth moon of the year, which covers the period from October's end to mid-November

Elder Moon
The thirteenth moon of the year, which covers the period from late November to late December

Blue Moon
There are two kinds of Blue Moon. One is when two full moons happen during a calendar month (e.g. January). Another is when there are four full moons in a season (e.g. astronomically defined Spring) instead of three, and the third moon of that season is the Blue Moon.