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Slicing Cucumber Seeds - South Wind Slicer

$3.95

Cucumis sativus

South Wind Slicer boasts high yields of straight, medium-green, 7- to 8-inch cucumbers with excellent flavor and no bitterness, borne on robust, downy mildew-resistant plants. This new release was bred by Edmund Frost of Common Wealth Seeds in Louisa, Virginia, whose focus is on disease-resistant crops for the Southeast. Each summer, warm winds from the tropics carry downy mildew spores to gardens and farms across the US. They unfortunately find a particularly hospitable environment in the humid Southeastern region, where they wreak havoc on many crops, particularly cucumbers and squash. Their arrival may be inevitable, but with the South Wind Slicer it no longer has to mean the end of your cucumber harvest!

"These seeds and their offspring are open-source, and not available for private intellectual property ownership. Pass these words on when you pass the seeds on!" 

Direct seed after all danger of frost has passed in a location with full sun and well-draining soil. Make sure the vines either have plenty of room to ramble along the ground or a sturdy trellis to climb. Cucumbers will be ready to harvest in about 55 days. 1 gram packet contains approximately 50 seeds.

SMALL FARM GROWN by Spiderweb Acre, Leicester, NC, a member of the Appalachian Seed Growers Collective.

If you have trouble with downy mildew in your garden, also check out Common Wealth Seeds’ South Anna Butternut Squash, a Waltham-type winter squash bred for downy mildew resistance!

  • Planting Information
  • Growing Information
  • Seed Saving
Avg. Seeds/PacketPacket WeightPlanting SeasonPlanting Method
 501 gafter last frostdirect seed or transplant
Seed DepthDirect Seed SpacingSoil Temp. Range Days to Sprout
1/2"2"60-90 ℉6-14
Mature SpacingSun RequirementFrost ToleranceDays to Harvest
12"full sunfrost-sensitive55

Find a sunny location to plant your cucumbers. Cucumbers are a tropical vegetable, and they crave a lot of direct sunlight. choose a spot where they won't be too shaded from the afternoon sun. Cucumbers grow roots 36 to 48 inches deep, so don't plant them near trees. Tree roots will compete with your cucumber plants for water and nutrition. 


The size of your garden space will dictate how many plants you can have. You'll want to space vining plants 36 to 60 inches apart. If you're growing them vertically, allow 12 inches between trellises.


Cucumbers should be grown in a weed-free area. Weeds will drain nutrients and water from the soil, starving your cucumbers.


Cucumbers thrive in soil with a neutral to slightly alkaline pH. About 7.0 is perfect.


Use rich compost or aged manures to increase your soil fertility. Mix them into the soil to a depth of about 2 inches, then gently cut and work them into the soil to a depth of 6 to 8 inches.
Vine plants are far more common than bush plants. However, if you have limited space, a bush plant may be easier for you to work with. Bush cucumbers can be planted in containers.


Being tropical plants, cucumbers are exceedingly sensitive to cold temperatures. Wait until at least 2 weeks after the date of the last frost to plant your cucumbers. If you want an early crop, start your seeds indoors about 3 weeks before you plan to plant, then transplant the seedlings to your garden. In cooler climates, you can warm the soil a few degrees by covering it with black plastic.


Moisten the soil before seeding. Stick your finger in the soil to check its moisture level before planting. If you feel dry soil up to your first knuckle, water the soil before seeding using a gentle hose or watering can. Watering the soil before you plant your seeds reduces the risk that you could wash them away.


Cucumbers have fragile root systems. It's much easier to seed the garden directly rather than trying to transplant seedlings. Drop 3 or 4 seeds together, planting at a depth of just under an inch, in a group every 18 to 36 inches. When the first true leaves appear, thin to the strongest single plant.


Add mulch once seedlings sprout up. Mulch helps prevent the return of weeds, which can deprive your cucumbers of nutrients. It also keeps the soil warm and moist.


The soil surrounding cucumber plants should be slightly moist at all times. Plan on giving your cucumbers at least 1 to 2 inches of water a week to fulfill their hydration needs.


Be especially vigilant as the plant flowers and begins to fruit. Stress from lack of water can result in bitter-tasting cucumbers. Water at the soil level. Wet leaves are at risk of developing powdery mildew. A drip irrigation system can regulate the water flow more constantly, while keeping the foliage dry.


Shade your cucumbers from excess heat. If you live in an area where summer temperatures routinely climb above 90 °F, your cucumbers will likely need some shade from the afternoon sun. Plant taller crops south of your cucumbers to provide some shade, or use a shade cloth that will block at least 40 percent of the sunlight.


Fertilize again once flowers begin to bud. If you fertilized your soil before seeding, wait until runners appear on the vines and the flowers begin to bud, then add a mild liquid fertilizer or organic feed such as compost or aged manure every 2 weeks.


Pick cucumbers often, at the optimal size for the variety you planted. Generally speaking, the more frequently you pick cucumbers, the more cucumbers the plant will grow. Check your plants every day and pick the cucumbers that are around optimal size for their variety.

Cucumber, Cucumis sativus


Pollination, insect; Life Cycle, annual; Isolation Distance, ½ mile


Cucumbers will cross readily with other cucumbers of the same species, so isolation by distance, time, or barrier is necessary.  Let the fruits over-ripen on the vine, they will get huge and turn yellow. Leaving on until the vines are dying is a good way to get very mature seed. Pull the cukes and bring them inside to allow to ripen further in a dry, dark place. When the cucumbers begin to soften, scoop out the seeds and put into a jar filled with an equal amount of water to seed mass. Let the seeds ferment for about 3 days, then pour off the scum and any floating seeds that will not be viable. Rinse the remaining seeds in a colander, then allow to dry on screens or several sheets of newspaper for at least three weeks.