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Primulas from seed.

Last post 12-07-2012 8:17 AM by ceredig58. 3 replies.

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  • 10/07/2012 06:36 PM
    • andy_j
    • Lewes, East Sussex
    • 04 Jul 2012
    • 8
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    I have very successfully grow both P. denticulata and P. vialii from seed this year. Im now looking at trying P.japonica 'millers crimson', P. floridae and the normal candelabre primula. How would you proceed with these. Would stratification be needed for a few weeks ? I can use a heated propagator with bottom heat if needed....which proved very handy with the vialii and denticulata as they came up like mustard and cress !!!!! Any help, suggestions or tips are welcome. Andy

  • 10/07/2012 10:16 PM
    • 07 Nov 2006
    • 2,377
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    A very rewarding group to grow.  As you have found out.  Using bottom heat is a great help, but as you say.  The result can be like mustard and cress.  Although when I grew many of these beautiful plants.  I never used the soil heating in my greenhouse.  Tips.  Sow thinly.  Cell [plug] trays are a good idea.  Avoid allowing the seedlings to dry out.  A couple of good books on the subject.  Primula.  By Richards   Primulas by Smith. Burrow and Lowe  and Asiatic Primulas  by by Roy Green.

    Mike.

  • 11/07/2012 01:22 PM
    • andy_j
    • Lewes, East Sussex
    • 04 Jul 2012
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    Thanks Mike. It says on the packet that stratification for 2-3 weeks might be benificial....especially if germination is proving slow and erratic. Any thoughts on this ? Regards Andy

  • 12/07/2012 08:17 AM
    • ceredig58
    • Ceredigion
    • 15 May 2012
    • 27
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    I sow of my seeds thinly on a small tray, place in a sealable bag and pop in the fridge for 4 wks, then out for another 4 wks. i prick out any that have germinated, then pop the tray back in the fridge for a nother couple of weeks.