When to plant tomatoes in Curicó: 15 October – 15 February

In Curicó, tomato: sow for seedlings from 3 August to 25 December; plant into a greenhouse from 24 September to 15 February; plant out into open ground from 15 October to 15 February. For plants and seeds, the places nearby include New Holland (farm shop, 3 km); addresses and opening hours are below.

Tomato in Curicó: soil, season and weather

In Curicó the soil, not frost, sets the date: the last frost is over around 25 August, but the top 7 cm of soil reaches 15 °C — the minimum on the tomato card — only around 15 October, 51 days later.

Last spring frost	25 August
Top 7 cm of soil at 15 °C	15 October, 51 days after the last frost
Into an unheated greenhouse	24 September – 15 February; September outside: 6.1 °C at night, 17.2 °C by day; card 16–27 °C
First autumn frost	6 June, 235 days after the start
Days in the bed to the first harvest (card)	70
First harvest, if planted in this window	24 December – 25 April
Days left for picking	165
Daylight	11:05 on 24 August, 12:56 on 15 October
Watering outdoors when fruiting (card)	every 3 days; the driest month, December, has 1 rainy day

Tomato in Curicó: care after planting

Planted on 15 October: in the first weeks water every 4 days.

Feeding, by the card’s schedule from that day:

15 October — feed: balanced (NPK)
12 November — feed: nitrogen

Pests and diseases of tomato to watch for:

Dates count from the first planting day of the window above; a later planting moves them by as many days.

Weather in Curicó during the tomato season

Days average above the tomato card's 16–27 °C in December–March (27.4–30.6 °C). Months that stay below 16 °C even by day on average: June (13.2 °C). Nights average below 16 °C in every month of the season, from 4.6 °C to 14.7 °C.

Month	Day, °C	Night, °C	Rain, mm	Rainy days	Daylight on the 15th
October	20.8	7.8	38	5	12:56
November	25.6	10.6	19	3	13:57
December	29.1	13	4	1	14:29
January	30.6	14.7	11	1	14:15
February	30.3	14.4	7	1	13:22
March	27.4	12.1	7	1	12:21
April	21.3	9.2	59	4	11:14
May	16	6.8	87	7	10:19
June	13.2	4.6	189	10	9:49

ERA5 2016–2025, Open-Meteo

Tomato in nearby cities

Around Curicó, Santiago is 22 days earlier and Concepción 24 days later.

City	Distance	Date	Difference
Talca	61 km	15 October – 21 February	same day
Rancagua	102 km	17 October – 20 February	2 days later
Santiago	179 km	23 September – 26 February	22 days earlier
Chillán	196 km	21 October – 20 February	6 days later
Valparaíso	219 km	from 26 September	19 days earlier
Concepción	262 km	8 November – 21 February	24 days later

Where to buy tomato plants and seeds near Curicó

Buy plants ready to set out from 15 October to 15 February (from 24 September to 15 February for an unheated greenhouse); seed for raising your own is sown from 3 August to 25 December. Within 15 km of Curicó OpenStreetMap lists 1 plant nursery, 8 markets and 1 farm shop (collected 28 October 2026).

Feria de las Pulgas — market
Mataquito 1145 · 2 km
Supermercado Andrea — market
Lago Vichuquén · 2 km
La Super Feria — market
Avenida Juan Luis Diez · 3 km
New Holland — farm shop
Avenida Arturo Alessandri Palma · 3 km

Each window starts on the Greenly calendar date and ends on the last day that still leaves the crop’s days to harvest (from its card) before the average first autumn frost, plus six weeks of picking for crops harvested over weeks (tomatoes, peppers, aubergines, cucumbers, courgettes, pumpkins, watermelons, beans) — our rule; earlier in the window is safer.

Questions