How To Grow Cucumber From Seeds At Home. Leave between a ½ inch to an inch of space. This fermentation process kills viruses and separates the good seeds from the pulp and the bad seeds.
Raised beds also allow for easier access. Once some of the seeds have fallen to the bottom of the bowl scoop off the floating seeds and membrane then discard. For trellised cucumbers, the seeds require a little bit more space.
They will later grow stems and leaves.
You can sow your cucumber seeds indoors in late april or wait and sow them directly outside in late may to early june. Tip the viable seeds at the bottom of the bowl into a sieve then gently wash. For vining cucumbers, space the seeds at least 12 inches apart and cover them with soil. As a gardener it is fun to play around with different seeds and methods of propagation.