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Product Description
"Grow the rare Tromboncino Rampicante climbing summer squash with this 25-seed pack from Thresh Seed Company! This heirloom, non-GMO vining zucchini variety produces long, tender fruits perfect for grilling, baking, sautéing, and fresh salads. Easy-to-grow in home gardens, raised beds, or trellises, Tromboncino thrives outdoors and offers a bountiful harvest for both beginner and experienced gardeners. Enjoy nutrient-rich, flavorful squash straight from your garden."

Life Cycle
Annual
Planting Season
Spring/Summer
Growth Habit
Climbing Vine
Flavor Profile
Sweet, Tender, Mild
Plant Characteristics
Vigorous, High-Yielding Vines
Use
Grilling, Roasting, Sautéing, Fresh Eating
Growing Conditions
Fertile, Well-Drained Soil, Full Sun
Harvest Advantages
Long Harvest Period, Large Fruits
Plant Resistance
Disease-Tolerant
Cucurbita moschata
Seed Names
Tromboncino, Rampicante, Climbing Zucchini
Seed Type
Heirloom, Non-GMO
Tromboncino Rampicante Climbing Zucchini is a unique heirloom zucchini known for its long, trombone-shaped fruits that can grow up to 3–4 feet when allowed to climb. Its tender, mild-flavored flesh is perfect for grilling, roasting, and fresh eating. Vigorous climbing vines make it ideal for trellises or fences, providing abundant harvests over an extended season.
Light Requirement
Full Sun
Planting Depth
½–1 inch
Sowing Method
Direct sow / Indoor seed-starting
Plant Spacing
36–48 inches
Days to Maturity
70–90 days
Soil Preparation
Direct sow after last frost / Start indoors 2–4 weeks early
Hardiness Zones
3–10
Water Needs
Moderate, Even Moisture
Planting Season
Spring/Summer after frost
Seed Count
Recommended Coverage
100
up to 50–60 sq.ft
500
up to 250–300 sq.ft
1000
up to 500–600 sq.ft
Tromboncino Rampicante Climbing Zucchini thrive best in warm وsunny conditions with well-drained soil. Ensure consistent watering during the germination and growing phases for optimal yield.
Generally وTromboncino Rampicante Climbing Zucchini seeds germinate within 7–14 days and take about 70–120 days to reach full maturity وdepending on growing conditions.
Yes وTromboncino Rampicante Climbing Zucchini can be grown successfully in deep pots or containers with nutrient-rich soil. Ensure proper drainage and sunlight exposure.
Water the plants regularly to keep the soil moist but not soggy. During hotter days وmore frequent watering may be needed.
Absolutely! Tromboncino Rampicante Climbing Zucchini are known for being easy to grow وmaking them ideal for beginners and home gardeners alike.