SproutSmart
SproutSmart™ Intelligent Garden Sowing

Jet Star

Family: Solanaceae Nightshade

Planting Schedule

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

Sink your senses into Jet Star’s glossy, deep-red fruits—smooth as polished lacquer and richly aromatic at first touch.

As a slicing tomato, it delivers a firm, meaty bite with balanced sweetness and bright, tangy lift, ideal for showcasing in bold, fresh-forward presentations. Grow Jet Star for dependable midseason harvests and a striking, garden-to-plate presence that’s as satisfying to grow as it is to savor.

Light: Full SunMaturity: 80 DaysHabit: Determinate

Botanical illustration of Jet Star

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Jet Star 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 8th – Aug 29th
Zone 2b Mar 27th Jul 10th Sep 28th – Aug 25th
Zone 3a Mar 27th Jul 10th Sep 28th – Sep 1st
Zone 3b Mar 31st Jul 14th Oct 2nd – Sep 21st
Zone 4a Mar 27th Jul 10th Sep 28th – Sep 24th
Zone 4b Mar 25th Jul 8th Sep 26th – Sep 27th
Zone 5a Mar 20th Jul 3rd Sep 21st – Sep 30th
Zone 5b Mar 16th Jun 29th Sep 17th – Oct 5th
Zone 6a Mar 13th Jun 26th Sep 14th – Oct 10th
Zone 6b Mar 7th Jun 20th Sep 8th – Oct 16th
Zone 7a Mar 2nd Jun 15th Sep 3rd – Oct 20th
Zone 7b Feb 20th Jun 5th Aug 24th – Oct 28th
Zone 8a Feb 11th May 27th Aug 15th – Nov 5th
Zone 8b Feb 2nd May 18th Aug 6th – Nov 12th
Zone 9a Jan 16th May 1st Jul 20th – Nov 26th
Zone 9b Dec 22nd Apr 6th Jun 25th – 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 Maturity80
Sun RequirementsFull SunFull sun
Growth HabitDeterminate
Support NeededCage
Planting DepthDeep
Germination Temp (°F)70
Min Soil Temp (°F)60
Min Night Temp (°F)50
Harden Off (days)10

Culinary Notes


Chef's Note

Jet Star’s firm, meaty slice holds its shape under a hot pan or on a loaded sandwich—no watery slide, just a steady tomato bite. Use it when you want bright tang and real tomato perfume to stay up front, not smoothed into oblivion by overcooking.

Best Uses

  • thick slices on crusty bread where the firm flesh won’t collapse
  • high-heat blistering or quick pan-sear for jammy edges
  • fresh tomato salad with minimal dressing to keep the tang crisp
  • rapid marinara—cook just until glossy, not long and flat

Flavor Profile

balanced sweetness with bright tang meaty, firm slicing flesh and low seed jelly polished, aromatic tomato-forward bite clean, quick finish that doesn’t turn dull

Kitchen Pairings

garlic olive oil red onion balsamic vinegar mozzarella black pepper

Frequently Asked Questions


What pest or disease is most common on Solanum lycopersicum (tomato) and how do I prevent it?
Watch for early blight (Alternaria) on tomato leaves—look for dark, target-like spots that spread from older leaves upward. Remove infected leaves early, water at the soil line (not on foliage), and space plants for airflow; a preventive spray with a copper-based fungicide is most effective when symptoms first appear. If you’ve had repeated outbreaks, rotate tomatoes out of that bed for 2–3 years to break the disease cycle.
How often should I water Solanum lycopersicum during the main growing phase?
During flowering and fruit set, keep soil evenly moist with about 1–2 inches (2.5–5 cm) of water per week, adjusting for heat—don’t let the root zone swing from dry to waterlogged. Water deeply 1–3 times weekly depending on weather, targeting the soil around the plant rather than wetting leaves. Mulch around the base to reduce evaporation and help prevent cracking from irregular moisture.
How do I tell when Jet Star tomatoes (Solanum lycopersicum) are ready to harvest?
Harvest when fruits are fully colored for the variety and feel slightly soft at the blossom end but still firm overall. Green should no longer be prominent, and the fruit should detach easily with a gentle twist. For best flavor, pick every few days once they start ripening so remaining fruit doesn’t overstay on the vine.