October in Siena
What to plant in October in Siena
Direct sowing, recommended transplants, and average climate risks for a vegetable garden in Siena in October.
Operational summary
Crop actions
| Action | Crops | Success probability |
|---|---|---|
| Direct sowing4 crops | Garlic, Radish, Arugula, Spinach | High85% |
| Start indoors0 crops | - | - |
| Transplants0 crops | - | - |
| Wait1 crop | Lettuce | Low53% |
Direct sowing (4)
Garlicwindow: from October 1 to October 31harvest: June 1›
Radishwindow: from October 1 to October 21harvest: from October 25 to November 14›
Arugulawindow: from October 1 to October 21harvest: from October 25 to November 14›
Spinachwindow: from October 1 to October 11harvest: from November 4 to November 14›
Start indoors (0)
- -
Transplants (0)
- -
Wait (1)
Crops for this month
| Action | Crops | Success probability |
|---|---|---|
| Direct sowing4 crops | Garlicwindow: from October 1 to October 31harvest: June 1Radishwindow: from October 1 to October 21harvest: from October 25 to November 14Arugulawindow: from October 1 to October 21harvest: from October 25 to November 14Spinachwindow: from October 1 to October 11harvest: from November 4 to November 14 | High85% |
| Start indoors0 crops | - | - |
| Transplants0 crops | - | - |
| Wait1 crop | Lettucewindow: from October 1 to October 10harvest: from November 4 to November 13 | Low53% |
Direct sowing (4)
Garlicwindow: from October 1 to October 31harvest: June 1›
Radishwindow: from October 1 to October 21harvest: from October 25 to November 14›
Arugulawindow: from October 1 to October 21harvest: from October 25 to November 14›
Spinachwindow: from October 1 to October 11harvest: from November 4 to November 14›
Start indoors (0)
- -
Transplants (0)
- -
Wait (1)
Method and limits
Which recommendation stands out for Siena in October?
Start with Garlic for direct sowing during from October 1 to October 31. The estimated harvest is June 1 and the best estimated success rate is 100%.
How should I read October climate for Siena?
Check irrigation and soil moisture: the average dry spell reaches 9.4 days, even with average rain of 91.49 mm. Monthly averages: minimum 9.84 °C, maximum 20.12 °C, rain 91.49 mm, and dry spell 9.4 days.
Why wait on Lettuce in October?
The available Lettuce window is from October 1 to October 10 and remains classified as risky. The best estimated success rate is 53%; before starting, check: overall climate risk is moderate.
Sources and limits
Use these dates as practical guidance, not fixed deadlines. Exposure, soil, containers, irrigation, and the next few days' forecast can move the right timing earlier or later.
- Municipality registry: ISTAT
- Local historical climate: NASA POWER Daily API
- Representative weather point: GeoNames
- Crop needs: OrtoClima
- Last data update: June 21, 2026

