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    Robert Coxe

    Robert Coxe is a professional ecologist and botanist who has worked as the State Ecologist of Delaware and as an ecologist for the Western Pennsylvania Conservancy. He is also a former Past-President of the Pennsylvania Academy of Science. He currently is an innkeeper at McMullen House Bed & Breakfast LLC and a web designer and owner for Silphium Design LLC.

    Plant of smooth elm-leaf goldenrod (Solidago delicatula) with yellow flowers.

    A Comprehensive Guide to Smooth Elm-leaf Goldenrod (Solidago delicatula)

    Smooth-Elm Leaf Goldenrod (Solidago delicatula) is a herbaceous perennial that is native to the mid-western and south-central United States. This species is a host to the northern checkerspot (Chlosyne palla) and several moths. Growing from 1.25 feet to 4 feet tall, this species grows along stream banks and… Read More »A Comprehensive Guide to Smooth Elm-leaf Goldenrod (Solidago delicatula)

    Yellow flowers of southern goldenrod (Solidago conifinis).

    A Comprehensive Guide to Southern Goldenrod (Solidago confinis)

    Southern Goldenrod (Solidago confinis) is a herbaceous perennial that is native in the states of California and Nevada. This species is a host to the northern checkerspot (Chlosyne palla) and several moths. Growing from 1 foot to 7 feet tall, this species grows along stream banks and marshes.… Read More »A Comprehensive Guide to Southern Goldenrod (Solidago confinis)

    Green flowers of Green Comet Milkweed (Asclepias viridiflora).

    11 Delightful Viburnums for Your Charlottesville, VA Butterfly Garden

    There are eleven species of native or nearly native Charlottesville, Virginia viburnums (Viburnum spp.) that can be grown for butterflies and other insects. Viburnums are an important host species for three butterflies, the Henry’s elfin, spring azure, and the Baltimore checkerspot, in Charlottesville. These plants are also an… Read More »11 Delightful Viburnums for Your Charlottesville, VA Butterfly Garden

    Yellow flowers of buckley's goldenrod (Solidago buckleyi) in a wooded area.

    A Comprehensive Guide to Buckley’s Goldenrod (Solidago buckleyi)

    Buckley’s Goldenrod (Solidago buckleyi) is a herbaceous perennial that is native in the mid-western United States. This species is a host to the baltimore checkerspot (Euphydryas phaeton) and several moths. Growing from 2 feet to 4 feet tall, this species grows in open, rocky woods. The yellow flowers… Read More »A Comprehensive Guide to Buckley’s Goldenrod (Solidago buckleyi)

    Plant of Dixie Goldenrod (Solidago brachyphylla) in a wooded area.

    A Comprehensive Guide to Dixie Goldenrod (Solidago brachyphylla)

    Dixie Goldenrod (Solidago brachyphylla) is a herbaceous perennial that is native in the southeastern United States. This species is a host to the baltimore checkerspot (Euphydryas phaeton) and several moths. Growing from 1.5 feet to 4 feet tall, this species grows in open oak and pine woodlands. The… Read More »A Comprehensive Guide to Dixie Goldenrod (Solidago brachyphylla)

    Plant of eared goldenrod (Solidago auriculata) in rocks.

    A Comprehensive Guide to Eared Goldenrod (Solidago auriculata)

    Eared Goldenrod (Solidago auriculata) is a herbaceous perennial that is native in the southeastern United States. This species is a host to the baltimore checkerspot (Euphydryas phaeton) and several moths. Growing from 1.25 feet to 5 feet tall, this species grows in rocky mesic and allivial woods. The… Read More »A Comprehensive Guide to Eared Goldenrod (Solidago auriculata)

    White flowers of small-leaf arrow-wood (Viburnum obovatum) in a wooded area.

    A Comprehensive Guide to Small-Leaf Arrow-wood (Viburnum obovatum)

    Small-Leaf Arrow-wood (Viburnum obovatum) is a shrub that is native in the southeastern United States. This species is a host to the holly blue (Celastrina argiolus), Spring Azure (Celastrina ladon), Henry’s elfin (Incisalia henrici) and the baltimore checkerspot (Euphydryas phaeton). Growing from 10 feet to 25 feet tall,… Read More »A Comprehensive Guide to Small-Leaf Arrow-wood (Viburnum obovatum)

    White flowers of western blackhaw (Viburnum ellipticum).

    A Comprehensive Guide to Western Blackhaw (Viburnum ellipticum)

    Western blackhaw (Viburnum ellipticum) is a shrub that is native to the western United States. This species is a host to the holly blue (Celastrina argiolus), Spring Azure (Celastrina ladon), Henry’s elfin (Incisalia henrici) and the baltimore checkerspot (Euphydryas phaeton). Growing from 4 feet to 12 feet tall,… Read More »A Comprehensive Guide to Western Blackhaw (Viburnum ellipticum)

    White flowers of smooth arrow-wood (Viburnum recognitum) in a wooded area.

    A Comprehensive Guide to Smooth Arrow-wood (Viburnum recognitum)

    Smooth Arrow-wood (Viburnum recognitum) is a shrub that is native to the south-central and eastern United States and eastern Canada. This species is a host to the holly blue (Celastrina argiolus), Spring Azure (Celastrina ladon), Henry’s elfin (Incisalia henrici) and the baltimore checkerspot (Euphydryas phaeton). Growing from 5… Read More »A Comprehensive Guide to Smooth Arrow-wood (Viburnum recognitum)

    White flowers of squashberry (Viburnum edule) in a wooded area.

    A Comprehensive Guide to Squashberry (Viburnum edule)

    Squashberry (Viburnum edule) is a shrub that is native to Canada, Alaska, and the northern tier of the United States. This species is a host to the holly blue (Celastrina argiolus), Spring Azure (Celastrina ladon), Henry’s elfin (Incisalia henrici) and the baltimore checkerspot (Euphydryas phaeton). Growing from 2… Read More »A Comprehensive Guide to Squashberry (Viburnum edule)

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