Jet Star

Tomato

Zone 4b Save Garden

🌱 80d to harvest Determinate

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

Crop Dates

Milestone	Date
Start Indoors	Mar 25th
Last Frost	May 13th
Transplant / Sow Outdoors	Jul 8th
Harvest Begins	Sep 26th
Harvest Ends	Sep 27th

Crop Details

Trait	Value
Days to Maturity	80
Sun Requirements	Full Sun
Growth Habit	Determinate
Support Needed	Cage
Planting Depth	Deep
Germination Temp (°F)	70
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	10

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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.

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.

Sowing Tips

Transplant Conditions

Wait until soil reaches 60°F and nights stay above 50°F before moving outdoors. Harden off for 10 days first.

Expert Note

Because Jet Star is a reliable slicer, transplant only when soil is truly warm (60°F+) to avoid cold-stunting even if nights are near-freezing.