8 个月
House Digest on MSNEasy Ways To Tell If Your Garden Soil Is Lacking In NitrogenThe yellowing foliage you're seeing may stem from improper watering, viral infections, encroaching weeds, and nutrient ...
Yellowing on the lower leaves from tip to inner leaf indicates a nitrogen deficiency. If you see yellowing on the top new leaves, it likely indicates a sulfur deficiency. When you find large spots ...
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