[Support request] Easy2grow fertliser To Parent Forum June 10, 2024 at 2:22 pm #1342 paul128Participant Once opened does the container have a shelf life or it is still ok to use say after 2-4 years. June 10, 2024 at 2:23 pm #1346 JoshKeymaster Hi There, unopened and kept out of direct sunlight it will last forever, once opened keep in a cool place and it will last for several years. June 12, 2024 at 9:42 am #1351 LiambarrieParticipant Since using this fertilizer it seems to turn to slime in my water tank and is also clogging the filter April 22, 2025 at 10:57 am #1399 PGDillistoneParticipant I don’t have that problem with the Autopot lLquid Fertizer but using standard tomato fertilizer causes crytalisation and that does block the filter and pipe work up. You must be logged in to reply to this topic.