Nope, that would be considered a cheat or exploit in this game
Stormproof: Vibeke - 50 EP mDragonknight | Savi Dreloth - 50 EP Magsorc | Sadi Dreloth - 50 EP Magblade | Sigtric Stormaxe - 50 EP Stamsorc | Valora Dreloth - 50 EP Magplar | Sigtric the Unbearable 50 EP Stam Warden Scrub: Chews-on-Beavers - 50 EP DK Tank | Vera the Wild - 50 EP magicka Warden | Sigtric the Axe - 50 EP Dragonknight Crafter | Sigtric the Blade - 50 EP Lost Nightblade | Sigtric the Savage - 50 EP magicka Templar | Vibeka Shadowblade - 50 Ep Stealthy Ganky Nightblade |
If you get your CP up in the green tree and put 75 CP in "The Lover" line you can reduce your harvest time by 50% legitimately with the "Master Gatherer" passive.