SproutSmart
SproutSmart™ Intelligent Garden Sowing

Supersteak

Family: Solanaceae Nightshade

Planting Schedule

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

Sink your fork into Supersteak’s richly meaty flesh—sun-warmed, sweet-tart, and deeply tomato-forward with a classic beefsteak juiciness.

Expect a substantial, smooth-skinned fruit that holds its shape beautifully, with a satisfying, velvety bite and generous interior chambers. Grow Supersteak for standout slicing and showy garden-to-table plates, where its bold flavor shines in fresh salads, hearty sandwiches, and thick, spoonable sauces.

Light: Full SunMaturity: 90 DaysHabit: Indeterminate

Botanical illustration of Supersteak

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Supersteak 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 Protected Environment Only
Zone 2a Apr 6th Jul 20th Oct 18th – Aug 29th
Zone 2b Mar 27th Jul 10th Oct 8th – Aug 25th
Zone 3a Mar 27th Jul 10th Oct 8th – Sep 1st
Zone 3b Mar 31st Jul 14th Oct 12th – Sep 21st
Zone 4a Mar 27th Jul 10th Oct 8th – Sep 24th
Zone 4b Mar 25th Jul 8th Oct 6th – Sep 27th
Zone 5a Mar 20th Jul 3rd Oct 1st – Sep 30th
Zone 5b Mar 16th Jun 29th Sep 27th – Oct 5th
Zone 6a Mar 13th Jun 26th Sep 24th – Oct 10th
Zone 6b Mar 7th Jun 20th Sep 18th – Oct 16th
Zone 7a Mar 2nd Jun 15th Sep 13th – Oct 20th
Zone 7b Feb 20th Jun 5th Sep 3rd – Oct 28th
Zone 8a Feb 11th May 27th Aug 25th – Nov 5th
Zone 8b Feb 2nd May 18th Aug 16th – Nov 12th
Zone 9a Jan 16th May 1st Jul 30th – Nov 26th
Zone 9b Dec 22nd Apr 6th Jul 5th – Dec 9th
Zone 10a Continuous Production
Zone 10b Continuous Production
Zone 11a Continuous Production
Zone 11b Continuous Production
Zone 12a Continuous Production
Zone 12b Continuous Production
Zone 13a Continuous Production
Zone 13b Continuous Production

Crop Details

TraitValue
Days to Maturity90
Sun RequirementsFull SunFull sun
Growth HabitIndeterminate
Support NeededCage
Planting DepthDeep
Germination Temp (°F)75
Min Soil Temp (°F)60
Min Night Temp (°F)50
Harden Off (days)10

Culinary Notes


Chef's Note

Supersteak’s meaty, smooth fruit is built for slicing: it holds shape while still delivering juicy, velvety chambers. Use it like a centerpiece—less fuss, hotter heat, and sharper salt/acid so the sweet-tart beefsteak flavor reads clean on the palate.

Best Uses

  • thick slice sandwiches where it won’t collapse—layer it under mayo or aioli so it stays toothsome
  • fork-sliced tomato salad with minimal dressing (olive oil, salt, sherry vinegar) so the velvety chambers shine
  • spoonable, reduced tomato sauce for pasta—let it simmer to a silkier consistency without tasting watery
  • char-grill or broil slices and use the caramelized edges for burgers and bowls

Flavor Profile

sweet-tart tomato tang deep, beefsteak-forward savoriness velvety, juicy flesh with a substantial bite high interior yield with juicy chambers

Kitchen Pairings

aged balsamic vinegar garlic olive oil mozzarella black pepper salted cured meats

Frequently Asked Questions


What’s the most common disease problem for Solanum lycopersicum (tomato) like “Supersteak,” and how do I stop it?
Watch for early blight (brown, concentric spots on older leaves) and manage it early by removing the worst leaves as soon as you spot lesions. Keep foliage dry by watering at the soil line, spacing plants for airflow, and applying a label-appropriate copper or chlorothalonil-based fungicide at the first sign and again as directed. Don’t compost diseased leaves; bag and discard them to prevent reinfection.
How often should I water Supersteak tomatoes during peak growth, and what soil moisture level should I aim for?
During the main growth and fruit set phase, water deeply about 2–3 times per week so the root zone stays evenly moist but not soggy. Aim for roughly 1–1.5 inches (2.5–4 cm) of water per week total, increasing during hot spells and reducing if the soil stays wet. Mulch around the plants helps prevent the wet-dry swings that trigger blossom-end rot and splitting.
How do I tell when Supersteak tomato fruit is ready to harvest?
Harvest when fruits reach full color (deep, uniform red for typical Supersteak types), feel slightly firm, and easily detach with a gentle twist. For best eating quality, pick when the shoulders are fully colored and the fruit has reached its mature size—waiting until they become soft increases risk of cracking and overripe flavor. Check daily once fruits start ripening since summer tomatoes can go from ripe to overripe quickly.