Monitor pine needle scales for egg hatch and crawlers

Pine needle scales are relatively easy to find and to monitor for crawler activity. Stare at the needles of any urban pine for a minute and you will see white flecks on the needles. These are the scales. You can flip the covers with a pin while looking at them with a hand lens. The females are purple blobs the eggs, if present , will spill out as tiny purple ovals.

2017-06-29T12:15:02+00:00 March 30th, 2017|Categories: Uncategorized|

Don’t fret over (a few) dead bees

Dead carpenter bee. Photo: SDF In spring carpenter bees, Xylocopa virginica, begin emerging from their winter hibernation. Many people are not concerned about dead bees but instead become alarmed when swarms of live [...]

2017-06-16T15:14:17+00:00 March 23rd, 2017|Categories: Uncategorized|

Get ready for oak felt scales

Oak eriococcin scale eggs spill out after removing the white cover. Photo: SDF We have written before about felt scales on oak trees. Oak eriococcin scales, Eriococcus quercus, are one of the earliest scale [...]

2017-06-16T15:18:04+00:00 March 22nd, 2017|Categories: Uncategorized|