There are two cucumbers commonly known as spacemaster. There's just plain old Spacemaster, an heirloom, and then there is spacemaster 80 - not a true heirloom. Spacemaster and spacemaster 80 have similar attributes, space master 80 was bred for, among other things - more disease resistance.
Adapts to a wide range of climates and carries resistance to mildew, Cucumber Mosaic Virus and Scab.
Germination 7 to 10 days.
Maturity 60 to 70 Days
Soil Temperature should be 70 - 90 F for best results
Color Medium Green
Compact Short Vines - Trellising or supports are generally not needed
* Seed Spacing 4-6 inches
Plant Spacing 36 to 48 inches
Row Spacing 3-5 Ft.
USDA Hardiness Zones 4-12
Fruit Size 6 - 8 inches Long
Optimal Temperature post germination 70 - 90 F.
This plant is not drought tolerant and needs frequent watering.
Above Average Yields
For Direct seeding daytime temps should be above 70 but not much higher than 85 F. Sow at least a week following the last frost. * You may need to thin out some of the weaker plants as they begin to develop.
Plant cucumber seeds 1/2 to 1 inch deep and thin the seedlings to one plant every 12 inches in the row or to three cucumber plants every 36 inches in the hill system.
Plant cucumber transplants 1 to 2 feet apart in rows 5 to 6 feet apart when they have two to four true leaves.For greenhouse or Hydroponic Cucumbers it is best to prune to one central leader on each trellis.