You need to enable JavaScript to view this site.Mysterious packages of seeds allegedly sent from China are appearing in people’s mailboxes unsolicited. They’re coming in all different shapes and sizes and are delivered under the guise of jewelry.  The Colorado Department of Agriculture is . Cheryl Smith, a specialist for the department, said allowing the seeds to grow could be harmful to local ecosystems.  “They could be an invasive species here in the United States,” Smith said. “If they were to grow and survive, then they could also attract pests that we are not familiar with...…You need to enable JavaScript to view this site.Mysterious packages of seeds allegedly sent from China are appearing in people’s mailboxes unsolicited. They’re coming in all different shapes and sizes and are delivered under the guise of jewelry.  The Colorado Department of Agriculture is . Cheryl Smith, a specialist for the department, said allowing the seeds to grow could be harmful to local ecosystems.  “They could be an invasive species here in the United States,” Smith said. “If they were to grow and survive, then they could also attract pests that we are not familiar with...WW…