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Heirloom Yacon Seeds - Vegetable Plant

Quality Heirloom Yacon seeds for home gardens, raised beds, and edible garden plots.

$18.49 In stock & ready to ship

Heirloom Yacon seeds produce a tall, herbaceous perennial plant grown for its sweet, crisp underground tubers. These traditional, open-pollinated varieties are maintained over generations and are well adapted to warm climates with long growing seasons. The plant grows best in loose, fertile, well-drained soils with consistent moisture and is suitable for garden beds and field cultivation. In practical cultivation, yacon is typically propagated using rhizomes or tuber divisions rather than true seeds to ensure uniform and reliable growth.

Features

  • Upright, vigorous herbaceous growth habit
  • Open pollinated, traditional variety
  • Produces sweet, edible underground tubers
  • Adapted to warm climates and long growing seasons
  • Commonly propagated using rhizomes or tubers

Specifications

  • Scientific Name: Smallanthus sonchifolius
  • Common Name (US): Yacon
  • Seed Type / Variety: Open pollinated variety
  • Growth Habit: Herbaceous perennial
  • USDA Zones: 7 to 11
  • Planting Season: Spring
  • Growing Season: Summer to late fall
  • Sowing Season: March to May
  • Germination Time And Conditions: Rarely grown from true seed; rhizomes sprout in 2 to 3 weeks in warm soil
  • Sunlight Requirements: Full sun
  • Soil Requirements: Loose, fertile, well-drained soil
  • Watering Needs: Moderate; consistent moisture preferred
  • Mature Plant Size: 5 to 7 feet height, 3 to 5 feet spread
  • Plant Spacing: 2 to 3 feet apart

Plant Name: Heirloom Yacon Seeds

Quantity: 100 Seeds

Selected: Heirloom Yacon Seeds / 100 Seeds

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Natural product, results may vary

Germination depends on soil, temperature, moisture, and care. See our return policy for details.

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At a glance

1
Sunlight Full sun to partial sun
2
Watering Keep soil lightly moist
3
Germination Varies by seed type
4
Best for Home gardens and containers

Follow planting instructions for best results.

01

Botanical profile

Meet Heirloom Yacon Seeds - Vegetable Plant

Heirloom Yacon Seeds, Smallanthus sonchifolius, are selected for gardeners who want reliable seed starting and healthy growth in home gardens, raised beds, and edible garden plots. This vegetable is a strong choice for fresh harvests, kitchen use, seasonal planting, and productive garden beds, with best results when planted in the right season, in suitable soil, and cared for with steady moisture. Use these seeds to build a more productive and beautiful garden while following the planting guidance below for stronger establishment.
1
Common name Heirloom Yacon
2
Scientific name Smallanthus sonchifolius
3
Product type Vegetable Seeds
4
Seed variety Open pollinated variety
5
Growth habit Herbaceous perennial
6
USDA zones 7 to 11
7
Growing season Summer to late fall
8
Planting season Spring
9
Sunlight Full sun
10
Soil preference Loose, fertile, well-drained soil
11
Water needs Moderate; consistent moisture preferred
12
Best garden use fresh harvests, kitchen use, seasonal planting, and productive garden beds

Step-by-step planting

Plant Heirloom Yacon seeds in a prepared growing area with suitable light, well drained soil, and steady moisture. For best results, match the sowing time to your local climate and keep the seed bed consistently cared for until seedlings are established.

  1. 1
    Choose the right season

    Sow Heirloom Yacon seeds during the recommended planting window for your climate so seedlings can establish without stress.

  2. 2
    Prepare the growing area

    Loosen the soil, remove weeds and debris, and improve drainage before sowing.

  3. 3
    Use suitable seed depth

    Plant seeds at the proper depth for the variety, keeping smaller seeds lightly covered and larger seeds covered more firmly.

  4. 4
    Water gently

    Mist or water with a soft flow so the soil stays evenly moist without washing seeds away.

  5. 5
    Keep conditions steady

    Maintain warmth, moisture, and light levels appropriate for germination until seedlings appear.

  6. 6
    Thin or transplant carefully

    Once seedlings are strong enough to handle, give each plant enough space for healthy root and leaf growth.

  7. 7
    Feed lightly if needed

    Use compost or a mild balanced fertilizer after establishment if growth appears slow.

  8. 8
    Monitor young plants

    Protect seedlings from weeds, pests, extreme heat, and drying soil while they develop.

Care schedule

Full specifications

Product name Heirloom Yacon Seeds - Vegetable Plant
Common name Heirloom Yacon
Scientific name Smallanthus sonchifolius
Product category Vegetable Seeds
Seed variety Open pollinated variety
Growth habit Herbaceous perennial
USDA zones 7 to 11
Planting season Spring
Growing season Summer to late fall
Germination Rarely grown from true seed; rhizomes sprout in 2 to 3 weeks in warm soil
Sunlight requirements Full sun
Soil requirements Loose, fertile, well-drained soil
Watering needs Moderate; consistent moisture preferred
Mature plant size 5 to 7 feet height, 3 to 5 feet spread
Plant spacing 2 to 3 feet apart
Best uses fresh harvests, kitchen use, seasonal planting, and productive garden beds

Shipping

  • Orders are delivered within 8 to 16 business days.
  • All orders include tracking.
  • Free shipping on all orders.
  • Seeds are packed in moisture-resistant, resealable foil packets.

Germination

Germination rates vary depending on climate, soil conditions, and care. Seeds perform best when planted in the right season at the correct temperature, with consistent moisture and adequate light. We take quality seriously and each batch is tested before packaging. If you have concerns about your seeds, reach out and we will do our best to help.

Frequently asked

Questions about this product

How do I start Heirloom Yacon seeds?

Sow the seeds in prepared soil or seed starting mix, keep them evenly moist, and provide the right temperature and light for germination.

When should I plant Heirloom Yacon seeds?

Plant during the recommended season for your climate. Many seeds perform best when extreme heat, cold, or heavy rain is avoided.

Can Heirloom Yacon seeds be grown in containers?

Yes, many seeds can be grown in containers when the pot has drainage, enough depth, suitable soil, and consistent watering.

How much sunlight do Heirloom Yacon plants need?

Follow the variety guidance. Most garden seeds perform best with strong light, but some plants can tolerate partial shade.

How often should I water after sowing?

Keep the soil evenly moist during germination. After seedlings establish, water based on weather, soil type, and container size.

Why are my seeds slow to germinate?

Slow germination is usually caused by temperature, moisture, planting depth, old soil, or seasonal timing. Keep conditions steady and avoid overwatering.

Do I need to thin seedlings?

Yes, if seedlings are crowded. Thinning gives each plant space for stronger roots, better airflow, and healthier growth.

Are these seeds suitable for home gardeners?

Yes, these seeds are suitable for home gardens, raised beds, containers, and seasonal planting when grown under the right conditions.