Rarely from all zones, also inside Laestrite nodes Rarely across all zones and also in The Maw Using this guide will net you bags full of herbs and ore.
What Shadowlands Farming Routes Guide will give you Pick up both herbalism and mining in the Hall of Shapers in Oribos to turn your character into a Dual Gathering farmer. Using Herbalism and Mining professions, you can farm up bags full of hrebs and ore in Shadowlands and use them for Alchemy, Inscription, Jewelcrafting, Blacksmithing and Engineering crafting professions. If you are still using Gathering addon, part of the auctioneer suite, consider switching to Gathermate2.
You can also use it for spotting the location of archeology, fish school nodes and treasures. Gathermate2 is an alternative gathering addon for Warcraft which plots the location of herbs and ore.
Shadowlands Farming Routes using Gathermate and Routes