It really depends on the tea, if we still have it or if we can still reorder it from the producer. It will be pretty much impossible for a Shincha (new tea), as

It really depends on the tea, if we still have it or if we can still reorder it from the producer. It will be pretty much impossible for a Shincha (new tea), as they are usually limited in quantity, and quite short lived. On the other end of the spectrum roasted green teas (houjicha) live much longer, so we can usually reorder them from the producer if we are out of stock.