"Pests like spider mites or aphids can suck the plant's sap, causing yellowing leaves," Blank explains. "Fungal or bacterial infections can also lead to yellow spots or overall yellowing of leaves." ...

Did you take notice of those little yellow and red dots? Did you wonder what they meant? If you didn't, no worries — if those dots mattered for you, you'd know what they meant. But if you're ...