A reminder can tell you to check a plant. It cannot tell you that the roots need water. Make the decision from the plant, its potting mix and its growing conditions.
A yellow leaf is a symptom with several possible explanations. Check its pattern and the growing conditions before reaching for fertilizer or more water.
Indoor winter conditions can combine less daylight, heated air and cold window areas. Recheck the room instead of carrying a summer routine forward unchanged.
Read the explanation, inspect the example and use the checklist at your own pace. Our guides make assumptions visible and explain when a general suggestion may not fit. How this journal is made ↗