Searchable reference
Stardew Valley Growth Odds and Tree Fertilizer
Growth / 15% nightly growth, 30% with Tree Fertilizer, and Winter growth
Unfertilized Mystic Tree Seeds have a 15% chance to advance each night in Spring, Summer, or Fall. Tree Fertilizer raises that to 30% and also allows growth during Winter.
Facts and route notes
Category: Growth
Focus: 15% nightly growth, 30% with Tree Fertilizer, and Winter growth
Checklist: Use Tree Fertilizer when Mystic Syrup is already a route bottleneck. Plant without fertilizer only when the grove can wait across normal seasons. Remember that Winter growth needs Tree Fertilizer.
How this entry fits a farm route
Use this page as a compact reference, then jump to the matching guide or tool when you need planning context. The database page is intentionally short so it can be scanned quickly from search results, internal links, and mobile sessions.