May one use an Esrog for Daled Minim if it stayed under one’s bed overnight?[1]

Yes.[2] However, some Poskim[3] are stringent in this matter.

May one use a Lulav for Daled Minim if it stayed under one’s bed overnight?[4]

Yes.[5] However some[6] are stringent in this matter.

May one use a Hadassim for Daled Minim if it stayed under one’s bed overnight?[7]

Yes.[8] However some[9] are stringent in this matter.

May one use a Aravos for Daled Minim if it stayed under one’s bed overnight?[10]

Yes.[11] However some[12] are stringent in this matter.

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^[1] Sdei Chemed Mareches Lamed Kelal 141:31; Orchos Chaim 649:10; Chaim Ubracha 649:11; Chelkas Yaakov 3:77; Minchas Yitzchak 8:57; Piskeiy Teshuvos 649:5

[2] The reason: As one who does a Mitzvah knows no evil and hence the evil spirit does not reside on it. [ibid; see Admur 455:16; Ikarei Hadat 19 regarding Mayim Shelanu

[3] See Ben Ish Chaiy Vayeishev 12 and Kaf Hachaim 673:11 regarding the Chanukah oil and seemingly the same would apply here; Orchos Chaimk ibid brings Poskim that are stringent in the event that it was not designated for the Mitzvah

^[4] Sdei Chemed Mareches Lamed Kelal 141:31; Orchos Chaim 649:10; Chaim Ubracha 649:11; Chelkas Yaakov 3:77; Minchas Yitzchak 8:57; Piskeiy Teshuvos 649:5 Admur and all Poskim ibid that only mention food; Mili Dechassidusa 458; Kaf Hachaim 116:40; See Rivivos Efraim 4

[5] The reason: As one who does a Mitzvah knows no evil and hence the evil spirit does not reside on it. [ibid; see Admur 455:16; Ikarei Hadat 19 regarding Mayim Shelanu] This aside for the fact that it is not a food product. [Admur and all Poskim ibid that only mention food; Mili Dechassidusa 458; Kaf Hachaim 116:40; See Rivivos Efraim 4]

[6] See regarding Mitzvah items: See Ben Ish Chaiy Vayeishev 12 and Kaf Hachaim 673:11 regarding the Chanukah oil and seemingly the same would apply here; Orchos Chaim ibid brings Poskim that are stringent in the event that it was not designated for the Mitzvah; See Yalkut Yosef Chanukah Dinei Hashmanim 5

See regarding inedible items: Taamei Haminhagim Likkutim 36 Kuntrus Achron 10 from Michla Diesvasa 28:23 based on Rabbeinu Gershom on Baba Basra 58; Kinyan Torah 2:21

^[7] Sdei Chemed Mareches Lamed Kelal 141:31; Orchos Chaim 649:10; Chaim Ubracha 649:11; Chelkas Yaakov 3:77; Minchas Yitzchak 8:57; Piskeiy Teshuvos 649:5 Admur and all Poskim ibid that only mention food; Mili Dechassidusa 458; Kaf Hachaim 116:40; See Rivivos Efraim 4

[8] The reason: As one who does a Mitzvah knows no evil and hence the evil spirit does not reside on it. [ibid; see Admur 455:16; Ikarei Hadat 19 regarding Mayim Shelanu] This aside for the fact that it is not a food product. [Admur and all Poskim ibid that only mention food; Mili Dechassidusa 458; Kaf Hachaim 116:40; See Rivivos Efraim 4]

[9] See regarding Mitzvah items: See Ben Ish Chaiy Vayeishev 12 and Kaf Hachaim 673:11 regarding the Chanukah oil and seemingly the same would apply here; Orchos Chaim ibid brings Poskim that are stringent in the event that it was not designated for the Mitzvah; See Yalkut Yosef Chanukah Dinei Hashmanim 5

See regarding inedible items: Taamei Haminhagim Likkutim 36 Kuntrus Achron 10 from Michla Diesvasa 28:23 based on Rabbeinu Gershom on Baba Basra 58; Kinyan Torah 2:21

^[10] Sdei Chemed Mareches Lamed Kelal 141:31; Orchos Chaim 649:10; Chaim Ubracha 649:11; Chelkas Yaakov 3:77; Minchas Yitzchak 8:57; Piskeiy Teshuvos 649:5 Admur and all Poskim ibid that only mention food; Mili Dechassidusa 458; Kaf Hachaim 116:40; See Rivivos Efraim 4

[11] The reason: As one who does a Mitzvah knows no evil and hence the evil spirit does not reside on it. [ibid; see Admur 455:16; Ikarei Hadat 19 regarding Mayim Shelanu] This aside for the fact that it is not a food product. [Admur and all Poskim ibid that only mention food; Mili Dechassidusa 458; Kaf Hachaim 116:40; See Rivivos Efraim 4]

[12] See regarding Mitzvah items: See Ben Ish Chaiy Vayeishev 12 and Kaf Hachaim 673:11 regarding the Chanukah oil and seemingly the same would apply here; Orchos Chaim ibid brings Poskim that are stringent in the event that it was not designated for the Mitzvah; See Yalkut Yosef Chanukah Dinei Hashmanim 5

See regarding inedible items: Taamei Haminhagim Likkutim 36 Kuntrus Achron 10 from Michla Diesvasa 28:23 based on Rabbeinu Gershom on Baba Basra 58; Kinyan Torah 2:21