Blog Archives

Phenology updates: bush honeysuckle, Japanese stiltgrass, hairy jointgrass, hydrilla, orange daylily, and bohemian knotweed

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Bush honeysuckle (Lonicera spp.)– fruiting, green berrys

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Japanese stiltgrass (Microstegium vimineum) – has germinated and is anywhere from 1 to 6 inches tall.  This link might help ID it http://www.nps.gov/Plants/alien/fact/mivi1.htm

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Hairy jointgrass (Arthraxon hispidus) – germinated, around 1-4 inches tall.  Here is a link to help identify it http://www.ppws.vt.edu/scott/weed_id/arahi.htm

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Hydrilla (Hydrilla verticillata) – has emerged
 
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Orange daylilies (Hemerocallis fulva) – flowerbuds forming

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Bohemian knotweed (Polygonum x bohemica) – Hybrid between japanese knotweed and giant knotweed.

New publicatio​n on the Identifica​tion of Japanese Stiltgrass with comparison​s to look-a-lik​e species

New japanese stiltgrass publication now available!

http://illinoisisam.blogspot.com/2012/12/new-publication-available.html