Shiso · Sonīpat, Haryana, India
When to plant shiso in Sonīpat
Main outdoor window
14 Jan - 4 Feb
The window this page is built around.
Timed from last spring frost
7 January
In Sonīpat, on your chosen risk.
Ready to pick
1-21 Apr
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 Sonīpat
Each window is a range, not a single day. Earlier in the range buys you a longer season; later in it buys you a safer one.
Start indoors
25 Nov - 16 Dec
Six weeks before your last frost, under cover or on a windowsill.
Sow direct
14 Jan - 4 Feb
One week after your last frost.
Plant out
21 Jan - 11 Feb
Two weeks after your last frost.
Harvest
1-21 Apr
Shiso through the year
Against the frost risk in Sonīpat
Why these dates
Killed by the first frost, like basil.
Seed packets and extension guides express timing as weeks either side of the last spring frost, because that is the only reference point that travels. Shiso are timed from 6 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 Sonīpat.
Growing shiso in Sonīpat
When should I plant shiso in Sonīpat?
Aim for 14 Jan - 4 Feb in an average year. If you would rather not gamble on the weather, wait until 14 Jan - 4 Feb - by then frost has finished in nine years out of ten.
When will shiso be ready to harvest in Sonīpat?
Expect to start picking around 1-21 Apr, based on 70 to 90 days to maturity from the planting date calculated for this location.
How much frost will shiso tolerate?
Killed by the first frost, like basil.