Home / Products / Sparkler Radish Seeds – Non-GMO Heirloom

Up To 90%

Germination Rate

400

Seeds Included

Up To 18lb

Bounty Harvest

≈27

Days to Harvest

Radish Sparkler White Seeds

Sparkler Radish Seeds – Non-GMO Heirloom

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Up to 90% Germination Lab-tested for consistent, high germination.
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Sparkler Radish Seeds – Non-GMO Heirloom

Sparkler Radish Seeds – Non-GMO Heirloom

$4.99

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Why We Are Better
30% MORE SEEDS THAN ANY OTHER BRAND
Sparkler Radish Seeds – Non-GMO Heirloom
Other Brand Pack
Other Brands
Heirloom Seeds
Over 400 Seeds
Water-Resistant Resealable Packet
Additional materials: Growing, Culinary, Medical Use Guides
Over 90% germination rate
100% Satisfaction Guaranty
U.S. Licensed Seed Dealer
Certified non-GMO

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Features

Life Cycle Annual
Planting Season Spring, Summer, Fall, Winter
Sunlight Full sun
Watering Needs Moderate
Hardiness Zone 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b
Suitable Space Indoors, Outdoors
Plant Characteristics Edible
Cultivar Type Heirloom
Seed Treatment Untreated
Certifications Non-GMO

Radish Sparkler White, often called Sparkler, is a cheerful heirloom radish (Raphanus sativus) with round, scarlet-red roots tipped in bright white. These sparkler radish seeds grow quickly into crisp, juicy globes about 1 inch across with a fresh, mildly zesty flavor. The two-tone roots are as decorative as they are tasty, making them a longtime home-garden favorite.

Who it's for

A great pick for family and children's gardens thanks to its speed and colorful roots, and for cooks who want a mild, crunchy radish for everyday salads.

How & when to plant

Direct sow 4 weeks before your last spring frost and continue every 10 days for a steady supply. Sow seeds 1/2 inch deep and 1 inch apart in rows 6 inches apart, in full sun to light shade. Radishes prefer cool weather and grow well in USDA zones 2–11. Even moisture keeps roots crisp and prevents splitting.

Harvest

Roots are ready in about 25 days. Pull when they reach roughly 1 inch across and feel firm; harvest promptly, as radishes left in the ground too long turn pithy and hot.

Benefits & uses

Sparkler radishes are ideal for fresh eating, sliced into salads, layered onto buttered bread, or served whole on a crudité platter. Their crisp texture and mild flavor make them a reliable everyday radish, and the greens are good sautéed or added to soups.

FAQ

Sparkler is a round radish with a bright scarlet top that fades to a clean white base, giving it a striking two-tone look. The flesh is crisp, juicy, and mildly peppery.
Direct sow in cool spring and fall weather, 1/2 inch deep and 1 inch apart. Thin to 2 inches once up, and make new sowings every 10 to 14 days for a continuous supply.
Sparkler matures in about 24 to 27 days. Harvest at roughly 1 inch across, since roots left too long lose their crisp texture and become hot.
Yes to both. Its small round roots grow well in pots at least 6 inches deep, and its fast, forgiving nature makes it an ideal first crop for new gardeners and kids.
You get about 400 seeds per packet, enough for several rounds of succession planting through spring and fall.
Yes, Sparkler is an open-pollinated heirloom. These non-GMO seeds let you save your own seed from the best-colored roots.
The bright red-and-white two-tone roots look festive, like a sparkler, which also makes them a fun choice for kids.
Stored cool, dry, and sealed in the original packet, the seeds stay viable for a couple of years or more, with the best germination in the first year or two.