Often, the wingless aphids remain hidden on the underside of leaves, but it's very easy to spot a large infestation as they're clustered together in large quantities.
Imvamisa, ama-aphid angenazimpiko ahlala efihliwe ngaphansi kwamaqabunga, kodwa kulula kakhulu ukubona ukutheleleka okukhulu njengoba kuhlanganiswe ndawonye ngobuningi.