| 1. | Killing frost will penetrate into the central Florida peninsula Monday morning.
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| 2. | The summer growing season is short and often punctuated by killing frosts.
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| 3. | They were lost during two weeks of killing frost.
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| 4. | This phase begins in late spring and continues until the first killing frost.
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| 5. | The ragweed season usually ends by early October or by the first killing frost.
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| 6. | Killing frosts have been recorded as early as October and as late as May.
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| 7. | Killing frosts would reduce growing seasons by 10 40 days per year for 5 years.
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| 8. | John Beirne digs up cannas and dahlias after the killing frost _ sometimes as late as Thanksgiving.
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| 9. | High pressure near Toronto will produce a killing frost Thursday morning over much of the northern Appalachians.
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| 10. | Sow seeds indoors in potting soil six weeks before the average date of your last killing frost.
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