This year is a Shemita year in Israel and produce purchased from Israel has special complicated halachic requirements. Below are some linked articles by the Star-K addressing different Shemita halachos:
Charting the Course of Shemita | STAR-K Kosher Certification
Navigating the Challenges: Shemita 5782 | STAR-K Kosher Certification
A Shemita Primer for Chutz La’aretz | STAR-K Kosher Certification
The following is a chart provided by the Star-K of when the rules would apply to specific fruits:
