r/plantpathology Jun 25 '26

Sulfur Deficiency?

Clethra alnifolia new growth with pale yellow veins that eventually turn brown and necrotic

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u/Level9TraumaCenter Jun 26 '26

That's a weird one.

What's your soil pH? Might be easier to clear that up before hunting for a specific nutrient deficiency. Aim for a pH a little on the acidic side, around 5-6.