Suyo Long, Cucumber Seeds

Suyo Long Cucumber Seed

Spectacular ribbed fruits can stretch to 18 inches
Sweet, mild, burpless flesh excels for fresh eating
Heat-tolerant vines produce heavily through summer
Trellising encourages straighter fruit and cleaner harvests

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Key Attributes

Botanical Name

Cucumis sativus

Days to maturity

60 Days

Sun

Full Sun

Packet

25 Seeds

About Suyo Long, Cucumber Seed, Cucumber Seed

Long, ribbed, dark green fruits grow up to 18 inches and offer a mild, sweet, burpless flavor—one of our favorites for fresh eating. This productive and eye-catching heirloom from northern China produces heavy yields on vigorous 5' vines. A parthenocarpic variety, it sets fruit without pollinators, making it an excellent choice for greenhouse growing. Expect tender, crisp cucumbers with thin skin and few seeds. Trellis for straighter fruit. Heat tolerant and disease resistant, it’s a dependable and delicious addition to any garden.

Growing details

Planting

Sow Depth

1/2"

Days to Germination

3–10 days

In-row plant spacing

12-18"

Row Spacing

Plant profile

Maturity

Summer

Life Cycle

Annual

Plant Height

8-12"

Growth Habits

Vining, Climbing

Type

Burpless Cucumber

Seed & variety

Seeds Per Ounce

938

Color

Green

Seed Type

Heirloom

Growing Season

Warm-Season Crop

Before Planting

Prepare for Cucumber by selecting a full-sun, warm location with fertile, well-drained soil and ample space for vines. Incorporate compost and correct nutrients according to a soil test, then shape raised beds or hills where drainage is slow. Wait until the soil is warm, and install trellises before planting if cucumber will be trained vertically.

Planting

Direct sow cucumbers after frost danger has passed and soil reaches about 65–70°F, or start them indoors only 3–4 weeks earlier in individual cells. Keep the medium warm and evenly moist. Harden seedlings briefly and transplant without disturbing their sensitive roots. Space trellised cucumbers about 12 inches apart; allow bush or ground-grown types roughly 3 feet.

Watering

Cucumbers need steady moisture from flowering through harvest, usually 1–2 inches per week. Direct deep irrigation toward the roots and avoid sharp wet-dry swings, which can reduce yield or leave fruit misshapen.

Fertilizer

Side-dress cucumber with balanced fertilizer after establishment and again as flowering or fruiting begins. Avoid excessive nitrogen, which promotes foliage while reducing flowers, fruit, or maturity.

Harvesting

Pick cucumbers when they reach the variety’s intended size, color, and firmness, before seeds enlarge or skin yellows. Cut the stem rather than pulling, and harvest every one or two days to sustain production.

Tips

Train vines onto a trellis to improve airflow and produce straighter fruit. Hand-pollinate early flowers when pollinator activity is low, and remove row covers once female flowers appear.

AVG. Seeding Rate

30 seeds/15', 100 seeds/50', 250 seeds/125', 500 seeds/250', 1,000 seeds/500', 15M/acre at 2 seeds/ft. in rows 6' apart.

Disease Resistance Abbreviations

Powdery Mildew

Pests & Diseases

Bacterial wilt, downy mildew, powdery mildew, anthracnose, and angular leaf spot are key cucumber diseases. Sudden wilt following cucumber-beetle feeding strongly suggests bacterial wilt; remove the vine. Use resistant varieties, exclude beetles before flowering, rotate cucurbits, and avoid overhead irrigation where angular leaf spot recurs.

Cucumber beetles, aphids, and spider mites are key cucumber pests; squash bugs and vine borers may also appear. Cover seedlings before bloom, uncover them for pollination, and remove beetles or egg clusters early.