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Questions tagged [kilayim-forbidden-mixture]

certain Halachically forbidden mixtures including: cross breeding animal species, inter-species tree grafting, and sowing a field with multiple species of vegetable. For clothing of wool and linen use [tag:shatnez]

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Is it Acceptable to Mix Left-to-Right with Right-to-Left Writing Within the Same Text?

In light of the following Biblical passages, and of others similar, including those relating to the necessity of separating meat from milk-and-dairy products, I was wondering what the Rabbis had to ...
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Does the prohibition of Sha'atnez and Kilayim extend to the mixing of species genetically?

Within the Torah, in several midrashim (see אוצר המדרשים: ערך שמחזי ועזאל) and even comments from Rambam concerning the origins of Avodah Zarah, it discusses the transgressions which culminated in the ...
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In what way are hybrid plants/trees prohibited?

The source in Torah is from vayikra ch 19 verse 19 You shall observe My statutes: You shall not crossbreed your livestock with different species. You shall not sow your field with a mixture of ...
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Why does R' Yishmael require the fields to alternate in Kilayim 3:6?

Kilayim 3:6 poses the case of a field sown with onions, and one wishes to plant gourds in this field. There are three opinions as to how much one should uproot, and as they pose their opinions in very ...
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Why can't you cut down a wheat stalk before planting the other species?

The Mishnah in Kelayim 2:3 records that if one wishes to plant barley in a field currently seeded with wheat, or vice versa, he must wait until the field is wormy, plow it, and then he may seed it. If ...
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1answer
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Sowing your field with 2 different seeds “kilayim” does this apply to outside of Israel as well? [duplicate]

Today i ran into a relative that was doing this and mentioned the forbidden law of doing this, he then replied to me that outside of Israel it is allowed. Is this true? And if so does all of judaism ...
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Acceptable to receive transplant of organs grown inside pigs?

If scientists could grow human organs inside of pigs, would it be halachically acceptable to receive a transplant of such an organ? A recent article in National Public Radio about US and British ...
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The blessing of Pru U'rvu

"The reason why a mule cannot reproduce is because is wasn't blessed by the blessing of Pru U'rvu during the Six Days of Creation. " Someone showed this to me while I was learning in Israel. I ...
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Is AquAdvantage salmon kosher?

After two decades of deliberation, the USA's Food and Drug Administration has approved the first ever genetically engineered food animal, a fast-growing Atlantic Salmon called AquAdvantage salmon. ...
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1answer
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How do we know that non-hechshered food is not kilayim or kilay hakerem?

"Kilayim" and "kilay hakerem" are two classes of prohibitions on eating from "mixed" fields (in which more than one type of crop is planted.) "Kilayim," as I understand it, specifically refers to the ...
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Kilayim in Chutz la'eretz

What is the din with regards to kilei hayerek in chutz la'eretz? I see that many people have gardens in their backyards with vegetables right next to each other of different types.
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Does Kelayim apply to road cantaloupe/courgette?

A neighbour of mine, on the American east coast had a fire hydrant replaced in front of the house, right at the curb, and the fill used settled leaving a hole. He filled it with compost. Alas he now ...
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1answer
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Kilaim of inedible plants?

Does Kilaim apply to plants with no edible parts, like grass? Do homeowners need to be concerned with how they landscape if they have only plants with no edible parts in their plans?
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Mushrooms in a Vineyard

The bracha on a mushroom is "shehakol" because the Talmud (Berachot 40b) correctly (I think) states that mushrooms do not derive their nutrients from the ground. If a mushroom is growing in a ...
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What would be an example of permitted vs prohibited cross-grafting with fruit trees?

I haven't studied Tractate Kilayim. I know you can't plant grapes with wheat. What about, say: Jazz apple = Royal Gala apple X Braeburn apple ? Nectarine = Peach X Plum ? Nectaplum = Nectarine X ...