Reference for Bava Batra 38:1
לצדדין קא משתרשי והא תנן המבריך את הגפן בארץ אם אין על גבה עפר שלשה טפחים לא יביא זרע עליה
spread their roots; how is it then that we have learnt. 'If a man bends over the bough of a vine and plants it in the earth, if there are not three handbreadths of earth over it he must not sow seed on it'<span class="x" onmousemove="('comment',' Kil. VII, 1. ');"><sup>1</sup></span>
Explore reference for Bava Batra 38:1. In-depth commentary and analysis from classical Jewish sources.