In such a case, you wouldn t just lose 50 of your crop but more like 90. Kathleen Miller is a highly-regarded Master Gardener and horticulturist with over 30 years of experience in organic gardening, farming, and landscape design. Older seeds often have an extra tough outer shell.  Source: [url=https://bollyspice.com/green-magic-a-comprehensive-guide-to-cannabis-seed-buying/]https://bollyspice.com/green-magic-a-comprehensive-guide-to-cannabis-seed-buying/[/url]