How to obtain and sell the rare Firewell seed in Grow a Garden

The rare Divine rarity Firewell seed is now available in Grow a Garden, offering a high base sell value. This seed can be obtained from Fall or Exotic Seed packs (0.5% chance each), Rainbow Sacks (7% chance), or by stealing from neighbors with specific pets. The Firewell is a multi-harvest plant, allowing for continued earnings, and its value increases significantly with mutations.