Learn the Gemara דף מ: “תניא כוותיה until the Mishna דף מא
Questions:
If one can not redeem produce from it’s kedushas shevis than how could the Gemara on דף לט instruct of one accidentally purchased fruits from an Am Haaretz on shmita the purchaser should redeem the kedusha from the money on to fruits in his home?
Learn תוספת “אין and תוספות דף לט. “מעות
Conclusion of Sugya of Sheviis
Clarify in conclusion how and when kedushas sheviis can be transferred or removed
Question:
In the time when there is no Beis hamikdash one may redeem thousands of dollars worth of fruits of maaser sheni onto a lesser value coin.
According to ר’ אלעזר when one redeems kedushas sheviis can a large amount of produce be redeemed on to a lesser value coin?
Bring a proof from רש”י דף מא. “והא הכא
In conclusion:
Does a lulav that grew during shmita have kedushas sheviis? (מחלוקת רש”י לפ’ מש’ של רמב”ם)
Does an Esrog that was picked during shemitah have kedushas sheviis?
See ח’ מנחת שלמה דף מ who discusses at length whether produce grown for a mitzvah and not for consumption is considered having kedushas sheviis.