Praxis Grammatica - I Didn't Chop the Cherry Tree. Honest!

The 17th century Praxis Grammatica tells you how to provide an alibi:

[ 21 ] Hesterno die fuimus in horto vestro. [English Translation]

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Praxis Grammatica gives great examples of Latin sentences in the guise of wondrously useful advice. Please feel free to post your interpretation of this bit of Latin and when it would be used.