Re: Echinops

Don't toss the seed that didn't germinate - put it back in the 
refrigerator.  Many species of plants don't all germinate at one time, 
but hold some over in case of a bad year.  I've had seed from the same 
lot germinate in three different years just by re-stratifying them.
-Lon Rombough
http://www.hevanet.com/lonrom

Paul M. Olsson wrote:
> 
> Does anyone know if Echinops species cross easily.I have five different species in my garden, and I wonder if you can collect seeds of them and be reasonably s
> Last year I got some seeds of Echinops tournefortii, and I stored them in the refridgerator until March this year when I sowed them. They were very slow and ac
> 
>     ---------------------------------------------------------------
> Does anyone know if Echinops species cross easily.I have five
> different species in my garden, and I wonder if you can collect seeds
> of them and be reasonably sure that you will have true-to-type seeds ?
> Last year I got some seeds of Echinops tournefortii, and I stored them
> in the refridgerator until March this year when I sowed them. They
> were very slow and actually quite reluctant to germinate. Of 18 seeds
> 6 germinated ( 33 % ) in a time laps of 18 days - 2months and 5 days,
> while the seeds of E. sphaerocephalus, which I had stored for the same
> time but at room temperature germinated in 3 - 10 days, and 25out of
> 30 seeds germinated ( 83 % ). Could storage be a factor in the
> germination rate, or is it more likely that there are just natural
> variations between the two species in germination ?
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