Buy 5 or more items and receive a 25% discount use coupon code: 25PERCENTOFF Best Way to Grow Cucumbers When planting cucumbers from seeds, sow seeds in a prepared garden site in groups of three or four or spaced individually down rows. * Space needed between rows is 36-60 inches. * Spacing between plants is one to two feet. * Planting depth should be one to two inches.* From seeds to harvest is 50-70 days. * For cucumber seed germination ,keep seeds moist between damp tissue for 24 hours until germination in an average 5-7 days.