Siletz

Family: Solanaceae Vegetable

Sun-warmed and richly aromatic, Siletz tomatoes ripen to a steady, classic red with a smooth, satin skin that feels satisfyingly substantial in the hand.

Their flesh is firm yet juicy, with a balanced, true-tomato flavor that shines in thick slices—ideal for showcasing on the plate. Grow Siletz for dependable, midseason harvests (about 65 days) and a slicing tomato you’ll reach for again and again in fresh salads and bold, spoonable sauces.

Light: Full SunMaturity: 65 DaysHabit: Determinate

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Mar 7th
Last Frost	Apr 25th
Transplant / Sow Outdoors	Jun 20th
Harvest Begins	Aug 24th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	65
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)	9

Culinary Notes

Chef's Note

Siletz is a slicing tomato that stays composed—firm flesh, steady juiciness, and true acidity make it ideal for thick cuts that won’t collapse under a heavy hand. When cooked, it softens into spoonable goodness without turning watery, so it earns a spot in quick roasts and fast sauces.

Best Uses

thick slice plates with flaky salt for a juicy, non-mushy chew
quick pan-roasting and finishing with pan juices for a concentrated, spoonable topping
bold, spoonable tomato sauces where the texture stays upright instead of collapsing

Flavor Profile

balanced true-tomato flavor firm, juicy flesh with a smooth satin bite bright, clean acidity that doesn’t turn sharp

Kitchen Pairings

garlic black pepper olive oil mozzarella white fish

Frequently Asked Questions

What pest or disease problem is most common on Solanum lycopersicum (tomatoes) and how do I treat it at home?

In tomatoes, early blight (Alternaria) often shows up as dark, concentric rings on older leaves. Remove and discard the infected leaves, improve airflow with wider spacing, and water at the soil line (not the foliage). If new spots keep appearing, spray an appropriate labeled fungicide for tomatoes and reapply according to the label, especially after rainy or humid stretches.

How often should I water Siletz tomatoes during the main growing phase?

During active vegetative growth and fruit set, keep the root zone evenly moist—about 1–2 inches of water per week total, adjusted for rainfall and heat. Water deeply 1–3 times per week rather than frequent light watering, and stop when the soil stays evenly damp but not soggy. If you see cracking or blossom-end rot, it’s usually from inconsistent moisture—switch to a steady schedule.

How can I tell when Siletz tomatoes are ready to harvest?

Harvest when fruits are fully colored for the variety (green to mature color, usually red-orange depending on the cultivar) and give slightly when gently squeezed. They should detach easily from the vine with a light twist; if they resist, they likely need more time. For best flavor, pick in the morning and avoid leaving overripe fruits on the plant.