The seed bank, however, restricts the coverage to a single seed per pack. Males typically grow these sacs in as little as 2 weeks, giving you plenty of time to react. ILGM Germination Guarantee - 5 5.  Source: <a href=https://knowmedge.com/medical_boards_forum/viewtopic.php?f=22&t=4799>https://knowmedge.com/medical_boards_forum/viewtopic.php?f=22&t=4799</a>