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Nature | Clip | Track a Lilac Crash Course - English

Track a Lilac invites you to find a nearby lilac and report whether they see leaves or flowers on their plant. The data contributes to a national database that will be used by researchers to better understand the timing of lilac leafing and blooming across the country.

S37 E15 | 0:01:50 | AIRED: 4/29/2019 |
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