Review the item:
One spring Joe __________ tomatoes in the backyard; pollution, insects, and weekend badminton matches did so much damage to the poor plants that Joe went back to buying canned tomatoes at the grocery store.

The blank requires the past tense of grow, an irregular verb. Grew is the simple past form.

Verb Simple
Present
Simple
Past
Past
Participle
grow grow(s) grew grown

Had grew, the form you chose, combines an auxiliary verb, had, with the simple past; this construction is grammatically illegal. Before you continue, review the rules for irregular verbs.

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