Diseases visible over the last week include leaf spot on Hydrangea, powdery mildew on the usual plants (Phlox, Monarda, lilac, peony), daylily leaf streak on daylily, black spot on rose, and cedar apple rust on crabapple. Pests/Problems: Insects or insect damage observed over the last week include Japanese beetle, Oriental beetle, Asiatic beetle, cottony camellia scale ( Pulvinaria floccifera) on yew, Lecanium scale on oak, Hibiscus sawfly ( Atomacera decepta) on hardy Hibiscus, turpentine beetle ( Dendroctonus terebrans) on pitch pine, two spotted spider mite on annuals and herbaceous perennials, Andromeda lacebug ( Stephanitis takeyai) on Japanese Andromeda, azalea lacebug ( Stephanitis pyrioides) on 'PJM' Rhododendron, sycamore lacebug ( Corythucha ciliate) on sycamore, and daylily leafminer ( Ophiomyia kwansonis) damage on daylily. The last significant rainfall occurred on June 28, resulting in topsoil moisture conditions that are very short and subsoil moisture conditions that are short. Approximately 0.2 inches of precipitation fell during the period. Humidity has been up and down with several days of high humidity followed by a couple of days of lower humidity. Daytime highs have been in the high 70s and low 80s nights have been primarily in the 60s with a few nights in the 50s and a of couple nights staying in the 70s. General Conditions: The average temperature over the last two weeks was 71° F with a high of 86° F on July 16 and a low of 52° F on July 21.
There are no longer any areas suffering 'Moderate Drought'. The northern halves of Bristol and Plymouth Counties are also 'Abnormally Dry'. The western halves of Franklin, Hampshire and Hampden Counties are categorized as D0. This information is intended for use as a guide for monitoring the developmental stages of pests in your location and planning management strategies accordingly.ĭrought conditions update: Viewing the map via the link below, dated July 26, shows Massachusetts is experiencing level D0 - 'Abnormally Dry' - in all areas of the following counties: Berkshire, Franklin, Hampden, Middlesex, Essex and Norfolk. Total accumulated growing degree days (GDD) represent the heating units above a 50° F baseline temperature collected via our instruments for the 2018 calendar year.
The following data was collected on or about July 25, 2018.
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