March · Early spring
What to sow in March in Warsaw
15 crops are in their window this month in Warsaw — timed to your local frost dates.
Last frost≈ 10 May
First frost≈ 21 Sep
Frost-free daysFrom 10 May
March averages-1°–8°C
Vegetables
8 in season
Broad Beans
Direct sow · pinch growing tips once pods set to deter aphids
Celeriac
Start indoors · sow indoors early — celeriac takes months to bulk up
Celery
Start indoors · keep soil consistently moist for tender, mild stalks
Gai Lan (Chinese Broccoli)
Direct sow · harvest stems before the flower buds fully open
Ginger
Start indoors · start indoors in late winter; it needs a long season
Herbs
7 in season
Basil
Start indoors · loves heat, don't rush it outside before frost
Chives
Start indoors · perennial clumps, snip leaves for repeat harvests
Lemongrass
Start indoors · pot it up in fall and bring indoors before frost
Oregano
Start indoors · slow from seed, keep soil warm to germinate
Parsley
Start indoors · slow to sprout, soak seeds overnight first
Fruit · nothing to sow this month