Re: Seeds


>> I am attempting to start some woodland plants from seed, including
>> dodecatheon, jeffersonia, mertensia virginica, polygonatum and
>> trillium.  I thought I had read somewhere that certain seeds should
>> not be frozen, but I do not remember which types.  I have these seeds
>> planted in flats, can I put them in a sheltered spot outside, or
>> should I give certain types more protection?  I do not have a cold
>> frame, but I could place them in an enclosed, unheated porch or even
>> in the fridge.
>> Wendy Coughlin
>> Zone 6, north of Boston, Mass.


Off a good website:

 http://www.gardenmakers.com/seedindx.htm

Polygonatum:
 Sow seed in flats and keep at temperatures of 64-72° F for 2-4 weeks.
 Move flats to a cold area (25-39° F) for at least 4 weeks. Maintain an
 even moisture throughout this period. Once the cool period is complete,
 place flats in a 45-55° F environment. Germination may occur up to a
 full year after sowing. Repeated warm and cold cycles may be necessary.

Sandra

Zone 6a



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