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By BIRGITT THORNHILL
Extemion Agent
It’s springtime. The grass grows green, the flowers bloom - and you sneeze your head off.
Springtime means pollen blowing in the breeze along with the scent of lilacs. For hay fever sufferers, that yellow powder on the porch and car and up your nose can make things miserable.
Pollen is the male portion of the tree fertilization cycle. It has to reach the female flowers in order to conceive new trees. Some plants are pollinated by animals. Others depend on the wind to move that pollen around.
And it’s those wind-dependent plants that cause the problem.
Trees have two general types of pollen. One tree pollen comes from showy flowers. It’s usually sticky and clumps together. Insects, bats and birds spread it.
Trees without showy flowers depend on the wind. Their pollen comes from male flowers like catkins, the drooping male flowers on r
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