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Re: covering for germination

At 10:34 PM 3/6/97 +0100, you wrote:
>At 11:54 06.03.97, Cherie Ambrosino wrote:
>>Hi - I'm new to the seed thing [just finished banging together my shelves and 
>>adjustable lights yesterday ] and I've been reading as much as I can
[which is 
>>not much] - but I'm a little confused about covering for germination - some 
>>things seem to say a heavy covering and some light or don't mention it - am I 
>>covering to keep light out, warmth in, water in or what? 
>
>Covering of seeds have mainly two purposes:
>
>1. keep the seeds from drying out
>2. keep the seeds from being washed away by wind or rain, eaten by birds, etc.
>
>I am sure you can think of other advantages, but these are the basic reasons
>for covering, in my oppinion. 
>
>It is not necessary to know a lot about different species. As a basic rule,
>I do like this:
>
>- very small seeds (Lobelia, Sempervivum, Begonia, many Gentiana's) should
>NOT be covered at all, just cover with a poly film or simular.
>
>- all the rest should be covered with a layer that completely coveres the
>seeds, but no seeds needs a specific thickness of this layer, as long as it
>covers the seeds, and isn't to thick. It is often used as a guideline to
>cover  the seeds with 2-4 times the thickness of the seed. Don't make this
>very scientific, just cover all seeds except the very small ones with a
>layer that you cannot see the seeds through, and put a poly film over it, to
>keep from drying. Use a clear film, or if it is very sunny and hot, use a
>white film. This works for perhaps 95 % of all species, if not more. The
>exceptions are the few species requiering dark to germinate. In my
>experience, even most of those supposed to be dark-growers, germinates just
>as well in light.
>
>Whatever you do, you will NEVER get everything to germinate. Always
>something that failes. The last two months I have sown 850 perennial species
>and 100 annual species. Only 400 more left! 
>
>
>------------------------------------------------------------------------------
>Asle Serigstad
>
>Asle's Staudegartneri - perennial nursery in south-west of Norway
>Snail-Mail: Asle Serigstad, Lalandsvn. 351, N-4340 BRYNE, NORWAY  
>E-Mail:     asles@online.no		    			    
>Homepage:   http://home.sol.no/asles 
>-------------------------------------------------------------------------------
>
>
>Hello Asle:

Do you have any expereience in starting daylily (hemerocallis) from seed.  I
have tried many different approaches with no success.  

Could the seeds be from hybrid plants which will not grow?  

Any help you could provide would be greatly appreciated.

Lynda S.
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