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Amaranth pests and problems

Amaranthus cruentus

Common Amaranth problems

These problems, diseases and pests are known to affect Amaranth plants:

White rust, brown rust, Cercospora leaf spot, and Phyllosticta leaf spot can affect foliage, and root rot can also be a problem. Amaranthus are also prone to aster yellows, viruses, and aphids 4
seedlings easily damp off, provide good ventilation to prevent this.