I need to send multiple packets of seeds in the post, but have to stop them slipping around inside the envelope so they never go over the 3cm deep limit for letters. I've tried various bizarre methods of keeping them still, and the easiest and most effective is to wrap them in clingfilm. Is being wrapped in plastic for a few days likely to cause them any problems? I'm assuming it's OK because most of them are already in sealed foil (presumably airtight?) sachets? Please advise.
Thx
Thx
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