This is how the sowing succeeds

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Cowslips are cold germs

First of all: Cowslips are extremely cold germs and best sprout at temperatures of around 10 to 15 ° C, although stratification should be carried out beforehand. The easiest way to achieve these conditions is with a sowing in autumn, which can easily be done outdoors. Stratification is best carried out according to this scheme:

  • First store the seeds for about four weeks at approx. 15 to 20 ° C warm and humid.
  • You can use a seed tray with moist sand and place it on the windowsill.
  • The seeds are then stored at temperatures between - 4 and + 4 ° C, preferably in the vegetable compartment of the refrigerator.
  • This phase should last about six weeks.
  • After the cooling period, storage takes place at temperatures between 5 and 10 ° C.
  • This phase should also be observed for a few weeks.
  • Avoid strong temperature fluctuations and sudden, abrupt increases to over 20 ° C.
  • It is best to increase temperatures slowly.

also read

  • Propagate cowslip by seeds
  • Cowslip needs little maintenance
  • Cowslip is under nature protection

The seedlings are planted as quickly as possible either in pots or immediately outside. The preculture of the cowslips can take place from January.

It is best to sow seeds in autumn

Unless you have cowslips out self-collected seeds If you want to multiply, you should ideally sow them immediately after the harvest. Unfortunately, the seeds do not stay viable for long and cannot be stored for too long. Sowing should be done outdoors or in seed trays as soon as possible, whereby you should observe the following rules:

  • The substrate / soil should be as poor as possible and well prepared.
  • Cover the fine seeds only very lightly with finely crumbled soil.
  • Keep the seed area slightly moist.

Tips

Like all primrose plants, the cowslips also tend to hybridize and mix quickly with other Primula species. The result can be exciting and decorative, but it can also look pretty weird. So if you don't want to grow hybrids, but “pure” cowslips, you should keep a safe distance between different Primula species.