Parable of the Sower

The Sower was not practical

Mark 4:2 ESV

And he was teaching them many things in parables, and in his teaching he said to them:

Ante-Nicene Fathers 9: The Gospel of Peter, the Diatessaron of Tatian, the Apocalypse of Peter, the Visio Pauli, the Apocalypses of the Virgin and Sedrach, the Testament of Abraham, the Acts of Xanthippe and Polyxena, the Narrative of Zosimus, the Apology of Aristides, the Epistles of Clement (Complete Text), Origen’s Commentary on John, Books I-X, and Commentary on Matthew, Books I, II, and X-XIV Section XVI

And after that, Jesus went out of the house, and sat on the sea shore. And there gathered unto him great multitudes

How old was Jesus