How Do I Kill Ranunculus ficaria

Ina Crossley
Thu, 15 Apr 2010 10:52:52 PDT
I had a weed like that and it took 6-12 months in sealed plastic rubbish 
bags to kill it.  Eventually finished up with nice friable soil in the 

Ina   Auckland NZ

On 16/04/2010 5:48 a.m., Judy Glattstein wrote:
> Desirable plants seem easy to destroy. Weeds are more difficult. Lesser
> celandine, Ranunculus ficaria, will likely survive a nuclear blast.
> Friends at the Leonard J. Buck Garden in Far Hills, New Jersey tried
> spraying with Roundup 3 times in one season . Slowed it down but did not
> destroy it.
> I dug up several gallons, complete with soil around the tiny tubers. Put
> in a heavy duty black plastic garbage bag, then placed in full sun on an
> asphalt driveway. After close to a week the leaves are still green and
> vibrant.
> Not allowed to dispose of in trash - also envision it carpeting the
> landfill transfer station.
> Afraid to feed it to my neighbor's sheep who get garlic mustard and
> multiflora rose. If not completely devoured the lesser celandine would
> escape and carpet the pasture, then spread to cover the neighborhood.
> All suggestions gratefully received. And no, I don't think it is
> suitable for the dinner table.
> Judy
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