December in Formia
What to plant in December in Formia
Direct sowing, recommended transplants, and average climate risks for a vegetable garden in Formia in December.
Operational summary
Crop actions
| Action | Crops | Success probability |
|---|---|---|
| Direct sowing1 crop | Garlic | High100% |
| Start indoors0 crops | - | - |
| Transplants0 crops | - | - |
| Wait0 crops | - | - |
Direct sowing (1)
Start indoors (0)
- -
Transplants (0)
- -
Wait (0)
- -
Crops for this month
| Action | Crops | Success probability |
|---|---|---|
| Direct sowing1 crop | Garlicwindow: from December 1 to December 15harvest: June 1 | High100% |
| Start indoors0 crops | - | - |
| Transplants0 crops | - | - |
| Wait0 crops | - | - |
Direct sowing (1)
Start indoors (0)
- -
Transplants (0)
- -
Wait (0)
- -
Local climate
Altitude and microclimates
- Altitude range
- -1-1388 m a.s.l.
- Total altitude difference
- 1389 m
- Standard deviation
- 386.06 m
- Main altitude bands
- <300 m (47.6%), 600-899 m (20.03%)
In a municipality with this much terrain variation, frost, soil warming, and heat stress can differ between valley or lowland gardens and higher hamlets. Use this month's windows as an average guide and adjust sowing and transplanting to the garden's actual altitude.
Method and limits
Which crop has the clearest window in December in Formia?
Start with Garlic for direct sowing during from December 1 to December 15. The estimated harvest is June 1 and the best estimated success rate is 100%.
What should I watch in December in Formia?
Check night temperatures: with an average minimum of 2.89 °C, germination and sensitive transplants can slow down. Check irrigation and soil moisture: the average dry spell reaches 8.9 days, even with average rain of 90.4 mm. Monthly averages: minimum 2.89 °C, maximum 10.53 °C, rain 90.4 mm, and dry spell 8.9 days.
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
- Municipal altimetry and altitude bands: ISTAT geographic statistics for municipalities 2021
- Local historical climate: NASA POWER Daily API
- Representative weather point: GeoNames
- Crop needs: OrtoClima
- Last data update: June 21, 2026

