Tag Archives: Bradford Pears

It’s spring! But – what’s green?

Dr. Bob Collier
Nature notes

If you’re reading this column on Wednesday, April 5, then you’ve already enjoyed two weeks of official springtime. And it’s been nice – after three nights of hard freezes, we’ve been having warm days, cool nights, occasional rain showers. The redbuds have rebounded from the cold snap into their usual luscious spring glory, and the cedars and elms are making pollen (Achoo!).

Most of the trees, though, are still a little skeptical of it all; the buckeyes and wild cherries are barely starting to peek out with some leaves. The wily walnut trees know better. They’re waiting, as the seed packets say, until “all danger of frost has passed.” Nevertheless, as we drive around in our part of the world here in Knox County and nearby environs, we are seeing a lot of bright, spring-fresh new green leaves. But notice – uh-oh – they seem to be growing on only a couple of kinds of plants. Tall bright green trees, shorter bright green undergrowth bushes.

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