2,369. Beginning the Prohibitions of Produce

Maachalos Assuros 9:28

If a person ate meat or poultry first, he may not eat dairy until he waits the time for another meal, which is about six hours. This stringency is necessary because meat gets stuck between teeth and is not removed by cleansing the mouth.

Maachalos Assuros 10:1

All the food prohibitions discussed so far involve living creatures but there are also Biblical prohibitions involving produce of the earth. These include chadash, kilei hakerem, tevel and orlah, each of which will be explained.