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Pollen History for Houston
Daily Pollen Levels
Tree
Overall Level Low
Max Low
Grass
Overall Level Low
Max Moderate
Weed
Overall Level None
Max None
| Time | Tree | Grass | Weed |
|---|---|---|---|
| Mar 29 | Low | Low | None |
| Mar 28 | Low | Moderate | None |
| Mar 27 | Low | Low | None |
| Mar 26 | Low | Low | None |
| Mar 25 | Low | Low | None |
| Mar 24 | Low | Low | None |
| Mar 23 | Low | Low | None |
| Mar 22 | Low | Low | None |
| Mar 21 | Low | Low | None |
| Mar 20 | Low | Low | None |
| Mar 19 | Low | Low | None |
| Mar 18 | Low | Low | None |
| Mar 17 | Low | Low | None |
| Mar 16 | Low | Low | None |
| Mar 15 | Low | Low | None |
| Mar 14 | Low | Low | None |
| Mar 13 | Low | Low | None |
| Mar 12 | Low | Low | None |
| Mar 11 | Very Low | Very Low | None |
| Mar 10 | Low | Very Low | None |
| Mar 9 | Very Low | Very Low | None |
| Mar 8 | Very Low | Very Low | None |
| Mar 7 | Very Low | Very Low | None |
| Mar 6 | Low | Very Low | None |
| Mar 5 | Low | Very Low | None |
| Mar 4 | Low | Very Low | None |
| Mar 3 | Very Low | Very Low | None |
| Mar 2 | Very Low | Very Low | None |
| Mar 1 | Low | Very Low | None |
| Feb 28 | Low | Very Low | None |