Sweet pepper · Petrodvorets, St.-Petersburg, Russia
When to plant sweet peppers in Petrodvorets
Main outdoor window
9-30 Jul
A climate estimate. Check your soil, forecast and cultivar.
Timed from last spring frost
4 May
In Petrodvorets, on your chosen risk.
Ready to pick
7 Sep - 7 Oct
If you plant at the start of the window.
The average last frost. Half of all years are later than this.
Step by step in Petrodvorets
Download these planting dates (.ics)
Import into Apple Calendar, Google Calendar or Outlook. Dates use the selected risk level and are planning estimates, not frost alerts.
Each window is a planning range. Check the forecast, soil and cultivar before planting; a later date is not automatically safer in hot or wet conditions.
Start indoors
9-30 Mar
Eight weeks before your last frost, under cover or on a windowsill.
Plant out
9-30 Jul
Delayed by a soil-warming estimate derived from historical air temperatures. The frost-only date would be 18 May. Measure your soil before planting.
Harvest
7 Sep - 7 Oct
Sweet peppers through the year
Against the frost risk in Petrodvorets
Seasonal context
Rainfall and the growing season in Petrodvorets
August has the highest average precipitation (90 mm); February has the lowest (38 mm). Compare this pattern with the planting windows and your water supply.
During wetter months, check that beds and containers drain after heavy rain. During drier months, plan how you will keep seeds and new transplants watered. Monthly averages can hide long dry spells and intense storms; they do not show soil moisture, humidity or this week's weather.
Source: NASA POWER, corrected MERRA-2 precipitation, 2001–2020. Values are approximate monthly totals, including the water equivalent of snow, from the nearest 0.5° × 0.625° grid cell. This reference period differs from the temperature record. Rainfall provides context and does not change the calculated planting dates. Method and limitations.
Monthly growing conditions in Petrodvorets
Compare the planting window with the local temperature pattern. These are historical monthly averages, not this year's forecast or measured soil temperatures. Average frost days do not tell you whether a particular night will freeze.
| Month | Average low | Average high | Frost days |
|---|---|---|---|
| January | -10.4°C (13.4°F)13.4°F (-10.4°C) | -5.6°C (21.9°F)21.9°F (-5.6°C) | 29.9 |
| February | -10.2°C (13.6°F)13.6°F (-10.2°C) | -4.8°C (23.3°F)23.3°F (-4.8°C) | 27.5 |
| March | -6°C (21.1°F)21.1°F (-6°C) | -0.3°C (31.5°F)31.5°F (-0.3°C) | 29.3 |
| April | -0.2°C (31.6°F)31.6°F (-0.2°C) | 7.3°C (45.1°F)45.1°F (7.3°C) | 16.4 |
| May | 5.5°C (41.8°F)41.8°F (5.5°C) | 13.9°C (57°F)57°F (13.9°C) | 2.0 |
| June | 11°C (51.7°F)51.7°F (11°C) | 18.6°C (65.5°F)65.5°F (18.6°C) | 0.0 |
| July | 14°C (57.3°F)57.3°F (14°C) | 21.3°C (70.4°F)70.4°F (21.3°C) | 0.0 |
| August | 13°C (55.3°F)55.3°F (13°C) | 20.1°C (68.3°F)68.3°F (20.1°C) | 0.0 |
| September | 8.5°C (47.3°F)47.3°F (8.5°C) | 15°C (58.9°F)58.9°F (15°C) | 0.0 |
| October | 3°C (37.4°F)37.4°F (3°C) | 7.5°C (45.5°F)45.5°F (7.5°C) | 7.2 |
| November | -2.6°C (27.4°F)27.4°F (-2.6°C) | 0.9°C (33.5°F)33.5°F (0.9°C) | 20.1 |
| December | -7.6°C (18.4°F)18.4°F (-7.6°C) | -3.4°C (25.8°F)25.8°F (-3.4°C) | 28.2 |
For sweet peppers, also check drainage, sunlight and cultivar requirements. See the rainfall context above; humidity, irrigation and local pest pressure are not calculated.
Local growing check
Before choosing sweet peppers for Petrodvorets
- August is the wettest month in the rainfall grid, averaging about 90 mm. Check how your own bed drains and plan watering around actual soil moisture; monthly rain totals are not an irrigation schedule.
The temperature and rainfall tables on this page show the underlying climate estimates. How these suitability checks work · Record what happens in your garden.
Before you plant sweet peppers
Use the calendar to plan ahead, then check the conditions in your own garden.
- Measure the soil at sowing depth. Aim for at least 18°C (64.4°F); the calendar estimates soil warmth from air temperatures and cannot measure your bed.
- Check the local overnight forecast before planting out. Delay planting or keep protection ready if frost is forecast, even after the historical last-frost date.
- Harden off plants raised indoors: gradually expose them to outdoor light, wind and temperature before their final move into the bed.
- Use the maturity range on your seed packet when choosing a variety. Cold, short days and transplant stress can make harvest later than the calendar estimate.
Allow time for coloured fruit, not just a green pepper
Green fruit is usually picked before full ripening. If you want red, yellow or orange fruit, allow the variety enough warm-season time to colour instead of treating the first green harvest as the finishing date.
Raise seedlings in warm, bright conditions and move them without breaking the root ball. Delay outdoor planting during cold spells even if the historical frost date has passed.
Keep moisture reasonably even and inspect the undersides of leaves for aphids and whiteflies. A leafy plant with few fruits needs a growing-conditions check, not simply more fertiliser.
Growing in a container
A compact sweet-pepper cultivar can suit a sunny container. Use a stable pot and support stems carrying heavy fruit.
What to record this season
How long did fruit take to change from green to the colour you wanted? Add the cultivar, sowing date and conditions to your growing record so you can compare next season.
Further reading: NC State Extension Plant Toolbox: Capsicum annuum . General crop guidance; local dates on this site are calculated separately. Source checked 19 September 2026 by Safe to Plant; this is not an expert review.
The reference describes crop identity and cultivation. North Carolina planting dates are not local dates for other regions.
How the dates are calculated and their limits · Keep a growing record · Report a local discrepancy
Why these dates
Green fruit is usually picked before full ripening. If you want red, yellow or orange fruit, allow the variety enough warm-season time to colour instead of treating the first green harvest as the finishing date.
Protect tender growth from frost and wait for suitable growing warmth. The catalog cold-damage figure is a reference, not a guarantee: duration, wind, plant age and acclimatisation affect damage.
This calendar uses frost-relative offsets as a starting point. Sweet peppers are timed from 8 weeks before that frost for an indoor start, with planting out 2 weeks after it, and this page simply resolves those offsets against the frost date computed for Petrodvorets.
The calendar also applies a soil-warming estimate derived from historical air temperatures. Where that estimate is later than the frost-based date, it delays the window. Soil in your own garden can warm earlier or later; a thermometer at sowing depth is a better final check. Cold, wet conditions can slow germination and increase decay risk.
The median frost-free season here is 167 days, against 60 to 90 days to maturity for this crop counted from planting out. That margin is what decides whether a late sowing is worth attempting.
Nearby
Sweet peppers in places close by
Also in Petrodvorets
Other vegetables to time
Growing sweet peppers in Petrodvorets
Can I grow sweet peppers in Petrodvorets?
The calendar estimates a planting window, not a guarantee of success. August is the wettest month in the rainfall grid, averaging about 90 mm. Check how your own bed drains and plan watering around actual soil moisture; monthly rain totals are not an irrigation schedule.
When should I plant sweet peppers in Petrodvorets?
Aim for 9-30 Jul in an average year. If you would rather not gamble on the weather, wait until 9-30 Jul - by then frost has finished in nine years out of ten.
Can I plant sweet peppers earlier in Petrodvorets?
The historical frost estimate is 18 May. For Sweet peppers, an air-temperature model estimates soil warmth of about 18°C (64.4°F) around 9 Jul. This is not a soil measurement or a forecast. Check your bed at sowing depth; cold, wet conditions can slow growth and increase decay risk.
When might sweet peppers be ready to harvest in Petrodvorets?
The estimated period is 7 Sep - 7 Oct, based on 60 to 90 days from the modeled planting date. Cultivar, planting material and growing conditions can change this interval; check the plant as well as the calendar.
How much frost will sweet peppers tolerate?
Protect tender growth from frost and wait for suitable growing warmth. The catalog cold-damage figure is a reference, not a guarantee: duration, wind, plant age and acclimatisation affect damage.