Paudho ecosystem
Container growing guide
Periwinkle
Billa Vampu / Sadabahar
Hardy flowering medicinal plant. Blooms through heat when others fade.
Planting calendar
Month-by-month sowing suitability (northern-hemisphere reference — the app shifts calendars for your latitude). Best months to sow: Mar–Oct.
| Month | Suitability |
|---|---|
| January | Good |
| February | Good |
| March | Best |
| April | Best |
| May | Best |
| June | Best |
| July | Best |
| August | Best |
| September | Best |
| October | Best |
| November | Good |
| December | Good |
Traits
- Medicinal
- Heat tolerant
- Beginner safe
- Monsoon friendly
- Year-round
- Low effort
- Terrace star
Questions about growing Periwinkle
Can I grow Periwinkle or Billa Vampu / Sadabahar in a balcony or terrace?
Yes, Periwinkle can be grown in a balcony or terrace if you can provide 5-7 hours of direct light and a container around 8L.
Which month is best to sow Periwinkle?
The best sowing months for Periwinkle are Mar–Oct. Check the monthly calendar on this page before sowing outside that window.
What size pot or grow bag does Periwinkle need?
Periwinkle works best in a container around 8L with at least 20 cm of soil depth and reliable drainage.
How many days does Periwinkle take to harvest?
Periwinkle usually reaches first harvest in about 60 days from sowing, with a harvest window of roughly 45 days.
What are common pests and diseases for Periwinkle?
Watch for Aphids, Whitefly and Leaf spot, Powdery mildew. Start checks early and improve airflow if leaves stay wet.