The Feast of Saint Peter in Chains, August 1. "Lammas" is supposed to come from the Old or Middle English words for "Loaf Mass," indicating a offering of the first fruits of the fields.
(Wiccan) Festival of the first harvest
Major Sabbat. Also called Lughnasadh, celebrated on Aug 1st marking the first harvest.
(Old English "loaf mass", "bread feast") the Festival of the First-fruits of the Harvest, August 1, though usually celebrated the night of July 31, Lammas Eve, since the Celtic day began at sunset, hence also called August Eve; also called Lughnasadh ("Festival of Lugh") for the Celtic God of Light (Irish Celtic "Lugh", Welsh "Lleu", both meaning "Light", similar to the Latin "Lucifer" or "Light-bearer"); as start of harvest, the Festival of the Sacrifice and Death of the God-King, who like the grain is reaped at His prime before old age and decay sets in
A quarter or term day in Scotland, formerly 1st August, but now by statute the 28th day of that month except where the old date of 1st August is expressly referred to in the relevant documents.
August 1st. Witch Festival. The Old Celtic name for this festival is Lughnassadh. It is the Festival of the First Fruits, and is the first of the 3 harvests. This festival also marks the change of the Threefold Goddess energies from that of Mother to Crone.
In English-speaking countries, August 1 is Lammas Day (loaf-mass day), the festival of the first wheat harvest of the year. On this day it was customary to bring to church a loaf made from the new crop. In many parts of England, tenants were bound to present freshly harvested wheat to their landlords on or before the first day of August.