GreenlyWhen to plant zucchini in Paraná: from 10 September
In Paraná, zucchini: sow for seedlings from 30 July; plant into a greenhouse from 20 August; plant out into open ground from 10 September. There is no autumn frost here, so the frost dates set no end to the window.
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Zucchini in Paraná: soil, season and weather
In Paraná the soil, not frost, sets the date: the last frost is over around 8 July, but the top 7 cm of soil reaches 18 °C — the minimum on the zucchini card — only around 10 September, 64 days later. Paraná has no autumn frost in the median year, so frost does not end the season.
| Last spring frost | 8 July |
|---|---|
| Top 7 cm of soil at 18 °C | 10 September, 64 days after the last frost |
| Days in the bed to the first harvest (card) | 36 |
| First harvest, if planted in this window | from 16 October |
| Daylight | 11:05 on 20 August, 11:43 on 10 September |
| Watering outdoors when fruiting (card) | every 3 days; the driest month, September, has 5 rainy days |
The same dates in Paraná hold for Cucumber, Bell Pepper, Eggplant, Pumpkin and Watermelon.
Zucchini in Paraná: care after planting
Planted on 10 September: in the first weeks water every 4 days.
Pests and diseases of zucchini to watch for:
Weather in Paraná during the zucchini season
About 540 mm of rain falls in the season; September is the driest month (44 mm) and January the wettest (118 mm).
| Month | Day, °C | Night, °C | Rain, mm | Rainy days | Daylight on the 15th |
|---|---|---|---|---|---|
| September | 22.1 | 11.8 | 44 | 5 | 11:52 |
| October | 24.8 | 14.4 | 84 | 8 | 12:50 |
| November | 27.8 | 17.4 | 89 | 7 | 13:44 |
| December | 29.8 | 19.7 | 98 | 8 | 14:12 |
| January | 30.9 | 21.6 | 118 | 8 | 14:00 |
| February | 29.9 | 20.8 | 107 | 7 | 13:13 |
ERA5 2016–2025, Open-Meteo
Zucchini in nearby cities
Around Paraná, Salto is 19 days earlier and Buenos Aires 27 days later.
Where to buy zucchini plants and seeds near Paraná
Buy plants ready to set out from 10 September (from 20 August for an unheated greenhouse); seed for raising your own is sown from 30 July. Within 15 km of Paraná OpenStreetMap lists 1 garden centre and 5 markets (collected 27 October 2026).
- Vivero Municipal de Paraná — garden centre
8 km - El Progreso — market
5 km - Supermercado Amanecer — market
Avenida Zanni 2614, 3100 Paraná · 6 km - Mercado Nogoyá — market
Nogoyá, 3100 Paraná · 1 km
Places: © OpenStreetMap contributors, ODbL.
- How to grow zucchini
- All frost dates and weather of Paraná
- Shops and markets: Paraná
- Selling a surplus in Argentina
- Moon planting calendar for November 2026
- How we calculate the dates
Questions
When to plant zucchini in Paraná?
In Paraná, zucchini: sow for seedlings from 30 July; plant into a greenhouse from 20 August; plant out into open ground from 10 September. There is no autumn frost here, so the frost dates set no end to the window.
When to sow zucchini for seedlings in Paraná?
Sow for seedlings from 30 July.
