New uses for Japanese honeysuckle

There is always controversy about finding uses for invasive plants because you don’t necessarily want to turn them into a commodity in their non-native range, but here are two uses for Japanese honeysuckle that I recently learned about:

1. Using extract of honeysuckle as a UV blocking coating on wool clothing.  Researchers in China found that an extract of Lonicera japonica may be effective as a UV block on clothing.  It is used traditionally in China as a medicine to treat colds and fevers and an ingredient made from honeysuckle is used in cosmetics to keep skin looking younger and as a food preservative.

Sun, S. and R. Tang. 2011. Adsorption and UV protection properties of the extract from honeysuckle onto wool.  Industrial and Chemical Engineering Research 50(8):4217-4224. DOI: 10.1021/ie101505q

2. Making an infusion of honeysuckle flowers in vodka.  What a great way to stop seed production!  Here is one recipe: http://diggineats.blogspot.com/2011/05/infusion.html

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Fungus attacks Norway Maple

Researchers have discovered a fungus attacking Norway Maples in the United States.  It causes tar spot disease and appears to be causing a decline in sapling and tree growth.

‘Tar Spot Disease on Norway Maple in North America: Quantifying the Impacts of a Reunion between an Invasive Tree Species and Its Adventive Natural Enemy in an Urban Forest’ Marie Lapointe and Jacques Brisson. Ecoscience Mar 2011 : Vol. 18, Issue 1, pg(s) 63-69 doi: 10.2980/18-1-3378.

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Posted in Acer platanoides, Research | 1 Comment

Biocontrol for Japanese knotweed

A louse is about to be released as a biocontrol agent for Japanese knotweed, Reynoutria japonica, in the United Kingdom.  The same insect is being tested for possible release in the Pacific Northwest of the United States.  

May 13, 2011. Science 332(6031): 781. DOI: 10.1126/science.332.6031.781

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Posted in Research, Reynoutria japonica (Polygonum cuspidatum) | Comments Off on Biocontrol for Japanese knotweed