Almost a year after the Drug Enforcement Administration announced it would consider granting additional licenses to cultivate cannabis for research purposes — and despite drawing 25 applicants so far — the agency has yet to greenlight a new grow operation.

The DEA says it does not have a timeline to approve or deny applications and noted that it is dealing with a new review process. All applicants remain under review and none has been rejected, said Katherine Pfaff, a DEA spokeswoman.