At the Summer Solstice it is said that the Oak King and Holly King do battle, and the God of the Waxing Year must give way to the King of the Waning Year. This is a Hinge, a moment of transition that drives the Wheel of the Year. At the Solstice, the Sun is at its peak, the fruitful earth is coming into its most delicious bounty. After this, we cross a tipping point, as the days grow shorter, and we move forward towards the harvest festivals.
For me it feels more intuitive that this transition comes as the solar transit of Cancer turns into Leo. The lunar month attending Cancer is the Oak Moon, hearkening to the Oak King of the growing, fertile, waxing season of the Year. The Oak King evokes the solar qualities of the divine masculine: strength, forthrightness, generosity; he holds the energy of divine kingship and warrior-ship. A sacred animal often associated with this lunation is the Horse, embodying the power and dignity of the Solar God. An animal fit best for open, sunlit plains, the horse has been associated with solar gods since the Greeks wrote of Phoebus driving a chariot of fiery stallions across the sky each day.
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