The only fertilizer in the world that will help a Demonic Oak to grow. By using the sulphur on a <a target="_blank" style="color:#3300ff" href="/artifact_info.php?artikul_id=1416">Medium Demonic Sapling </a>, you will receive a <a target="_blank" style="color:#990099" href="/artifact_info.php?artikul_id=1417">Large Demonic Sapling </a>. To buy the sulphur you need 6000 Maritime Front reputation.