What Are These Yellow Balls Found In My Sealed Bag Of Ericaceous Compost.

Question

I have found these ballls that when burst with pressure, release a fluid. I also found one on my pot with multi purpose. I am worried that these a weevil eggs, but I understand that they are smaller. These a approximately 3cm in diameter Thank you in advance Not sure if photos have got through. The balls are yellow in colour

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Answer 1

Generally those are slow-release fertilizer balls, but many mistake them for insect eggs.