GreenlyWhen to plant tomatoes in Salto: from 24 July
In Salto, tomato: sow for seedlings from 12 May; plant into a greenhouse from 3 July; plant out into open ground from 24 July. There is no autumn frost here, so the frost dates set no end to the window. For plants and seeds, the places nearby include Vivero Juan José (garden centre, 9 km); addresses and opening hours are below.
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Tomato in Salto: soil, season and weather
In Salto the soil, not frost, sets the date: the last frost is over around 10 July, but the top 7 cm of soil reaches 15 °C — the minimum on the tomato card — only around 24 July, 14 days later. Salto has no autumn frost in the median year, so frost does not end the season.
| Last spring frost | 10 July |
|---|---|
| Top 7 cm of soil at 15 °C | 24 July, 14 days after the last frost |
| Into an unheated greenhouse | from 3 July; July outside: 8.8 °C at night, 17.3 °C by day; card 16–27 °C |
| Days in the bed to the first harvest (card) | 70 |
| First harvest, if planted in this window | from 2 October |
| Daylight | 10:14 on 2 June, 10:26 on 24 July |
| Watering outdoors when fruiting (card) | every 3 days; the driest month, July, has 7 rainy days |
Tomato in Salto: care after planting
Planted on 24 July: in the first weeks water every 4 days.
Feeding, by the card’s schedule from that day:
- 24 July — feed: balanced (NPK)
- 21 August — feed: nitrogen
Pests and diseases of tomato to watch for:
- Bacterial canker of tomato
- Tomato leaf mould
- Late Blight
- Bacterial spot
- Fruit cracking
- Bacterial wilt (brown rot of potato)
Dates count from the first planting day of the window above; a later planting moves them by as many days.
Weather in Salto during the tomato season
Days average above the tomato card's 16–27 °C in November (27.8 °C) and December (29.9 °C). Nights average below 16 °C in July–October (8.8–14 °C).
| Month | Day, °C | Night, °C | Rain, mm | Rainy days | Daylight on the 15th |
|---|---|---|---|---|---|
| July | 17.3 | 8.8 | 73 | 7 | 10:17 |
| August | 19.5 | 9.6 | 91 | 7 | 10:57 |
| September | 21.5 | 11.7 | 106 | 9 | 11:52 |
| October | 24.3 | 14 | 120 | 9 | 12:49 |
| November | 27.8 | 16.8 | 117 | 7 | 13:42 |
| December | 29.9 | 19.1 | 110 | 7 | 14:10 |
ERA5 2016–2025, Open-Meteo
Tomato in nearby cities
All the nearest cities on our list plant tomato later than Salto; the closest date is in Paysandú, 3 days later.
Where to buy tomato plants and seeds near Salto
Buy plants ready to set out from 24 July (from 3 July for an unheated greenhouse); seed for raising your own is sown from 12 May. Within 15 km of Salto OpenStreetMap lists 3 garden centres and 3 markets (collected 20 October 2026).
- Vivero Juan José — garden centre
Humberto Primero 4864, 3201 Concordia · Mon–Sat 08:00–18:00 · 9 km - Mini-Mercado San Luis — market
San Luis, 3200 Concordia · Mon–Sat 08:00–13:00, 17:00–21:00; Sun 08:00–13:00 · 6 km - Vivero San Roque — garden centre
6 km - Vivero Zordan — garden centre
8 km
Places: © OpenStreetMap contributors, ODbL.
- How to grow tomato
- All frost dates and weather of Salto
- Shops and markets: Salto
- Selling a surplus in Uruguay
- When to plant tomatoes in Uruguay
- Moon planting calendar for November 2026
- How we calculate the dates
Questions
When to plant tomatoes in Salto?
In Salto, tomato: sow for seedlings from 12 May; plant into a greenhouse from 3 July; plant out into open ground from 24 July. There is no autumn frost here, so the frost dates set no end to the window.
When to sow tomatoes for seedlings in Salto?
Sow for seedlings from 12 May.
