【肥料のやりすぎ注意】さつまいもが大きくならない原因｜つる返しは基本いらない

You planted them in the spring and cared for them all summer, but when you dug them up, all you got were thin potatoes the size of a finger. There's a clear reason why sweet potatoes don't grow big. This time, we'll talk about a common task that many people do thinking it's good for them, but actually doesn't need to be done. ▼Table of Contents (Timestamps) 0:00 Thin potatoes… what's the reason? 0:33 Main reasons why sweet potatoes don't grow big 1:05 Reason ① Too much fertilizer (nitrogen) = excessive vine growth 3:20 Reason ② Rushing to add more fertilizer makes it worse 4:53 Reason ③ Soil and sunlight 6:22 Turning the vines is basically unnecessary 7:44 Today's summary 8:12 Conclusion Previous sweet potato-related videos can be found here: 【Easy!】How to make sweet potato seedlings!    • 【簡単！】さつまいも苗の作り方を教えます！   A must-see for beginners! Fun Sweet Potato Cultivation Guide: Successful Methods from Ridge Preparation to Planting!    • 初心者必見！楽しいさつまいも栽培ガイド：畝作りから植える方法までの成功法！   "Using 'This Soil' for Sweet Potatoes 99% of the Time Will Fail" | Common Pitfalls for Beginners and the Right Way to Prepare Soil    • さつまいもに「この土」を使うと99%失敗する｜初心者が必ずハマる落とし穴と正しい土作り   ▼About Mohumi Farm We are a home gardener and part-time farmer in the Enshu region of Shizuoka Prefecture. We explain farming failures, from causes to solutions, in the clearest way possible. 10 years of home gardening experience, Japan Agricultural Technology Certification Level 2. Subscribe here →    / @mohuminouenn   If you found this helpful, please give us a thumbs up and subscribe to our channel! *Some images used in this video's explanation are AI-generated. #homegardening #sweetpotato #sweetpotatocultivation