Symptoms
Yellowish spots on the upper leaf surface
Understand Yellowish spots on the upper leaf surface on plants: possible causes, affected plants, and matching diagnosis guides. 7 affected plants.
Yellowish spots on the upper leaf surface is a visible symptom, not a final diagnosis. Check affected plant parts, weather, watering, site conditions, and whether other symptoms appear.
Plants
7
Possible causes
2
Category
Vegetables
Possible causes
Affected plants
Guides
Related guides
Guide
What to Sow in June: Succession Crops and Autumn Harvests
Discover which vegetables to sow in June for succession planting, filling gaps in beds, and planning autumn harvests.
Guide
Growing Zucchini: Spacing, Pollination and Mildew
Learn how to grow zucchini with the right site, spacing, pollination support, and practical tips to prevent powdery mildew.
Guide
May Planting Calendar: Transplanting and Succession Sowing
What to plant and sow in May: transplant tender vegetables, continue succession sowing, and make the most of garden beds.
Guide
Starting Tomatoes Indoors: Light, Timing and Pricking Out
Start tomatoes indoors successfully with the right timing, warmth, strong light, pricking out, and care for healthy young plants.
Similar topics
FAQ
What does Yellowish spots on the upper leaf surface mean?
Yellowish spots on the upper leaf surface can have several causes. Wild-Wuchs links the symptom with matching pests, diseases, deficiencies, and growing problems.
What causes are possible?
Downy mildew, White blister
Which plants are affected?
Chayote, Choy Sum, Cichorium endivia, Good King Henry, Garlic, beet, Horseradish