סימן פ סעיף כח

הַשּׁוֹפֵךְ מַשְׁקִים בְּמָקוֹם שֶׁהַקַּרְקַע מַצְמַחַת, חַיָּב מִשּׁוּם זוֹרֵעַ, שֵׁהֲרֵי הַמַּשְׁקֶה גּוֹרֵם שֶׁתִּצְמַח הַקַּרְקַע. וְעַל כֵּן יֵשׁ לִזָּהֵר מִלֶּאֱכוֹל בַּגִּנָּה, כִּי בְּקשִׁי יָכוֹל לִזָּהֵר שֶׁלֹּא לִשְׁפּוֹךְ מַשְׁקִים עַל הָאָרֶץ. וּמִלְּבַד זֹאת, יֵשׁ בַּגִּנָּה אִסּוּר טִלְטוּל (עַיֵן סִימָן פ"ג) (של"ו שנ"ח).

Anyone who spills liquid on soil where something grows is guilty of violating the law against sowing,¹⁰⁸זוֹרֵעַ (zorei’a), sowing, is an av melachah.¹⁰⁹The Kitzur Shulchan Aruch rules like Rambam and Or Zarua that, in this case, the person is guilty only of sowing and not for the melachah of plowing. However, Semag, Hagahos, Maimoni, Rokeach and Gra rule that a person is also in violation of the law against plowing, because the ground is softened with the liquid. This is also the ruling of the Mishnah Berurah 336: 26. Therefore, even if the ground has not yet been sown, you must not spill water on it because of the law against plowing (if it is fit for agriculture). for the liquid¹¹⁰Magein Avraham rules that it is best to be careful with all liquids, but Eliyahu Rabbah maintains you need not be careful with wine because its alcoholic content does not enhance growth. causes the soil to sprout. Therefore, you should be mindful not to eat (a meal) in a garden; because it is difficult to prevent the spilling of some liquid on the soil, and, besides, it is forbidden to carry in a garden.¹¹¹This refers to a garden of 70 amohs [Taz]. (see Kitzur Shulchan Aruch Chapter 83)

תנא דבי אליהו כל השונה הלכות בכל יום מובטח לו שהוא בן העולם הבא שנאמר הליכות עולם לו אל תקרי הליכות אלא הלכות (נדה ע"ג.)