SproutSmart
SproutSmart™ Intelligent Garden Sowing

Sango

Family: Brassicaceae Root Vegetable

Planting Schedule

Provide your location or planting zone to unlock dates and add Sango to a garden.

Sango Watermelon Radish brings a vivid, show-stopping slice of color to the garden—crisp, juicy flesh with a gentle, peppery snap and a clean, refreshing finish.

At maturity, the roots develop a bold rind and a luminous interior that stays tender rather than pithy, making it a standout for fresh displays and vibrant preparations. Grow Sango for a 50-day harvest that feels like edible art: crisp texture, bright character, and instant garden-to-plate appeal.

Light: Full SunMaturity: 50 DaysHabit: Taproot

Botanical illustration of Sango

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Sango Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone Start Indoors Sow / Transplant Harvest
Zone 1a Protected Environment Only
Zone 1b Direct Sow Jun 1st Jul 21st – Aug 1st
Zone 2a Direct Sow May 25th Jul 14th – Aug 29th
Zone 2b Direct Sow May 15th Jul 4th – Aug 25th
Zone 3a Direct Sow May 15th Jul 4th – Sep 1st
Zone 3b Direct Sow May 19th Jul 8th – Sep 21st
Zone 4a Direct Sow May 15th Jul 4th – Sep 24th
Zone 4b Direct Sow May 13th Jul 2nd – Sep 27th
Zone 5a Direct Sow May 8th Jun 27th – Sep 30th
Zone 5b Direct Sow May 4th Jun 23rd – Oct 5th
Zone 6a Direct Sow May 1st Jun 20th – Oct 10th
Zone 6b Direct Sow Apr 25th Jun 14th – Oct 16th
Zone 7a Direct Sow Apr 20th Jun 9th – Oct 20th
Zone 7b Direct Sow Apr 10th May 30th – Oct 28th
Zone 8a Direct Sow Apr 1st May 21st – Nov 5th
Zone 8b Direct Sow Mar 23rd May 12th – Nov 12th
Zone 9a Direct Sow Mar 6th Apr 25th – Nov 26th
Zone 9b Direct Sow Feb 9th Mar 31st – Dec 9th
Zone 10a — Oct 1st Nov 20th – Feb 28th
Zone 10b — Oct 1st Nov 20th – Feb 28th
Zone 11a — Oct 1st Nov 20th – Feb 28th
Zone 11b — Oct 1st Nov 20th – Feb 28th
Zone 12a — Oct 1st Nov 20th – Feb 28th
Zone 12b — Oct 1st Nov 20th – Feb 28th
Zone 13a — Oct 1st Nov 20th – Feb 28th
Zone 13b — Oct 1st Nov 20th – Feb 28th

Crop Details

TraitValue
Days to Maturity50
Sun RequirementsFull SunFull sun
Growth HabitTaproot
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)45
Min Night Temp (°F)28
Harden Off (days)Not Required

Culinary Notes


Chef's Note

Sango’s watermelon interior stays tender and glass-crisp, with a peppery snap that reads more refreshing than scorching. Slice it thin and cold, treat it gently, and let lemon/lime plus a little salt and vinegar make that luminous interior pop without dulling the crunch.

Best Uses

  • ice-cold radish slicing for crunchy platters (the color stays vivid and crisp)
  • quick-pickles where the slices keep their snap and don’t go pithy
  • thin rounds in a citrusy salad to cut richness without tasting hot
  • lightly dressed radish-and-butter on warm bread for a peppery crunch

Flavor Profile

crisp, juicy snap gentle peppery bite luminous, mildly sweet interior clean, refreshing finish bold rind with tender flesh

Kitchen Pairings

kosher salt fresh lime or lemon rice vinegar butter or cultured butter cotija cheese grilled chicken or pork

Frequently Asked Questions


What’s the most common disease or pest problem for Raphanus sativus (radish), and how do I treat it at home?
Radish commonly suffers from flea beetles (small, jumping holes in leaves) and from downy mildew in cool, wet weather. To control flea beetles, cover seedlings with row cover until plants are established and keep the bed weed-free; you can also spray insecticidal soap in the late afternoon and repeat every 5–7 days as needed. For downy mildew, avoid overhead watering, improve airflow by thinning to the recommended spacing, and remove badly affected leaves early so the disease doesn’t spread.
How often should I water Raphanus sativus during the main growing phase to get crisp roots?
During active root bulking (roughly weeks 2–6), keep the soil evenly moist but not soggy—aim for about 1 inch (2.5 cm) of water per week split into smaller waterings if it’s hot or windy. Let the top 1/2 inch (1–1.5 cm) dry slightly between waterings to prevent rot, then water thoroughly to reach the radish root zone. Inconsistent moisture can lead to pithy, woody roots and faster bolting.
How can I tell when Raphanus sativus is ready to harvest?
Harvest when the radish roots reach the expected size for your planting—most commonly around 50 days after sowing. Use a gentle “peek” at the soil line to check the root diameter; if it feels small or tough, give it a few more days. Don’t wait too long, because radishes can become woody and spicy and may start to bolt.