Singapore in March: what to plant
Over the last 5 years, March in Singapore has run 23.5–31.0°C with about 225 mm of rain across the month. Here is what weather like that will carry to harvest.
Everything above is a five-year average. In the game it is this — the weather Singapore is actually having, today.
Grow one in Singapore's weather right now →❄️ No sub-zero nights in March in the last 5 years — frost is not the limiting factor here.
🗓️ No night at or below 0°C in the last 5 years — frost is not a limiting factor here, and tender crops can stay out year-round.
☀️ About 10.4 h of sunshine a day this month. Within the month it warms by about 1.0°C from the first ten days to the last.
Sow this month — when would you harvest?
Assuming you sow in mid-March, then adding up the warmth Singapore usually gets, one day at a time — which is why some of these run past the end of the month.
| Crop | Days | Harvest around |
|---|---|---|
| 🍈 Winter melon | 103 | Jun 25 |
| 🌱 Microgreens | 5 | Mar 19 |
| 🏵️ Marigold | 30 | Apr 13 |
| 🌿 Amaranth greens | 32 | Apr 15 |
| 🥢 Green Beans | 35 | Apr 18 |
| 🥒 Zucchini | 38 | Apr 21 |
| 🌻 Sunflower | 52 | May 5 |
| 🌽 Sweet Corn | 52 | May 5 |
| 🌿 Basil | 20 | Apr 3 |
| 🍃 Mint | 20 | Apr 3 |
| 🧅 Chives | 22 | Apr 5 |
| 🥒 Cucumber | 55 | May 8 |
Best crops to sow now
They are all ideal for this month — the only real difference is how long each one takes, so pick whatever you want to eat.
- 🍈 Winter melon about 105 days to harvest Recent mean 27.3°C — right in the sweet spot
- 🌱 Microgreens about 5 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
- 🏵️ Marigold about 30 days to harvest Recent mean 27.3°C — right in the sweet spot
- 🌿 Amaranth greens about 32 days to harvest Recent mean 27.3°C — right in the sweet spot
- 🥢 Green Beans about 35 days to harvest Recent mean 27.3°C — right in the sweet spot
- 🥒 Zucchini about 38 days to harvest Recent mean 27.3°C — right in the sweet spot
- 🌻 Sunflower about 52 days to harvest Recent mean 27.3°C — right in the sweet spot
- 🌽 Sweet Corn about 53 days to harvest Recent mean 27.3°C — right in the sweet spot
- 🌿 Basil about 20 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
- 🍃 Mint about 20 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
- 🧅 Chives about 22 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
- 🥒 Cucumber about 56 days to harvest Recent mean 27.3°C — right in the sweet spot
Leave these for another month
- 🌿 Dill — Recent mean 27.3°C is too hot (ideal 9–26°C)
- 🌿 Parsley — Recent mean 27.3°C is too hot (ideal 7–25°C)
- 🌿 Coriander — Recent mean 27.3°C is too hot (ideal 8–24°C)
Other months in Singapore
📍 Somewhere else? Look up your own city →
Temperature and rainfall come from Open-Meteo's historical observations for Singapore, averaged day by day over the last 5 years. Whether a crop finishes in time is worked out from its own starting temperature and heat requirement — those numbers are listed on each crop page if you want to check them.