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On Pitch Pine

on Austrian pine - Pinus nigra (test plots)

These caterpillars are wiping out my pine bushes. What are they?

On white pine

On mugo pine

White Pine Sawfly larva

On defoliated or nearly dead Virginia pine

Some insect larvae like on pitch pines in chadwick arboretum with almost no needles left on these pines. Are these insects eating the needles?

Along the river

Edge of beaver pond.

Growing along banks of Cocagne River. Leaves appear diseased. These were the only two plants I saw.

猴面花
Allegheny monkey-flower
Mimulus ringens
透骨草科(Phrymaceae) 狗面花属(Mimulus)
Nepean, Ottawa, 2020.7.1©Tian

Flowering plant

Looks very similar, except this had less yellow in flower throat. Mary Schmidt Crawford Woods SNA