Crystal Lake Conservancy
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In Memorial
CLC Art Gallery
Water Quality Treatment 2026
Invasive Plants (often removed)
Asiatic bittersweet (Celastrus orbiculata)
Black swallow-wort (Vincetoxicum nigrum)
Burning bush (Euonymus alatus)
Climbing nightshade (Solanum dulcamara)
Common buckthorn (Ramnus cathartica)
Common privet (Ligustrum vulgare)
Common reed (Phragmites australis)
Creeping bellflower (Campanula rapunculoides)
English ivy (Hedera helix)
Garlic mustard (Alliaria petiolata)
Glossy buckthorn (Frangula alnus)
Goutweed (Aegopdium podagraria)
Japanese barberry (Berberis thunbergii)
Japanese knotweed (Fallopia japonica)
Japanese wisteria (Wisteria floribunda)
Japanese yew (Taxus cuspidata)
Porcelain-berry (Ampelopsis brevipedunculata)
Purple loosestrife (Lythrum salicaria)
Wintercreeper (Euonymus fortunei)
Yellow iris (Iris pseudacorus)