September in Viterbo is a month rich in garden options. There are 18 useful crops: Garlic, Swiss chard, Broccoli, Carrot, Tuscan kale, Cucumber, Onion, Green bean, Fennel, Strawberry, Lettuce, Pea, Radish, Rosemary, Arugula, Sage, Spinach, Zucchini. The same card can combine direct sowing, indoor seed starts, transplanting when they overlap in the month.
Before starting, watch especially for: overall climate risk is moderate. Crops to wait on with more care: Parsley.
Crops for this month
Each crop appears once. Inside the card you can see the useful options for the month, such as direct sowing, indoor starts, transplanting, or a cautious wait.
Why the calendar changes
Climate risk for the month
Average minimum temperature
14.89 C
Average maximum temperature
25.8 C
Average temperature
19.9 C
Average rain
76.38 mm
Average dry spell
9.97 days
Average solar radiation
16.46
overall climate risk is moderate
FAQ
Which recommendation stands out for Viterbo in September?
Start with Garlic for direct sowing during from September 1 to September 30. The estimated harvest is June 1 and the best estimated success rate is 100%.
Which indoor seed start matters in September?
For Lettuce, the useful indoor seed period is from March 13 to September 8. The expected transplanting window is from April 10 to October 6 and it is best to start seedlings 28 days earlier.
What limits September most in Viterbo?
Check irrigation and soil moisture: the average dry spell reaches 9.97 days, even with average rain of 76.38 mm. Monthly averages: minimum 14.89 C, maximum 25.8 C, rain 76.38 mm, and dry spell 9.97 days.
Why wait on Parsley in September?
The available Parsley window is from September 1 to September 8 and remains classified as risky. The best estimated success rate is 50%; before starting, check: overall climate risk is moderate.
