When someone says "you're the cream to my crop" it means without them you wouldnt havw grown into the person you are today. Hense when water (cream) is added to a plant (crop) it flourishes and becomes the beautiful flower that it was born to become. This is a compliment.
Jillian: Happy Birthday to my best friend, you're the cream to my crop and I love you.

Lizzy: cream to my crop?
Jillian: yes. It's a compliment.
by Sydney Aebly July 13, 2015
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