March · month 3 of 12
What to do in the garden in March
Every job worth doing in March, built from the real care schedules of the plants gardeners grow — with the exact plants that need each one.
Plant in March
Sow seeds in early spring or fall; transplant seedlings in spring.
Prune in March
Cut old foliage back to 4-6 inches before new growth starts (late winter).
Spring Cleanup in March
Cut back old stems to the ground before new growth emerges.
Divide in March
Divide clumps every 3-4 years to maintain vigor
Fertilize in March
Apply a balanced, slow-release fertilizer for evergreens in early spring.
Mulch in March
Refresh mulch layer in early spring
Propagate in March
Take hardwood cuttings during dormancy and stick them in moist ground.
Harvest in March
Harvest sprigs as needed, taking no more than 1/3 of the plant at a time.
Spray Treatment in March
Apply dormant oil spray to control overwintering pests
What's blooming in March
In flower around now.
Frost dates and bloom windows are typical ranges, not guarantees — your microclimate moves them by weeks. Sow uses your real local forecast instead.
March questions
What should I do in the garden in March?
The jobs that matter most this month are plant, prune, spring cleanup, divide. Each section above lists the specific plants that need that job in March — drawn from the care schedules of the plants gardeners actually grow.
Does this calendar change by hardiness zone?
The tasks are the same, but which plants you can grow is not. Pick your zone below to see this month's jobs filtered to plants that survive your winters.
What's blooming in March?
Common Blue Violet, Daffodil Narcissus Hybrida Mix, Pacific Hybrids Primrose, Hellebore Wedding Party Mix, Jumbo Mixed Hyacinth and others are in flower around now. The full list is above.
Keep exploring
Get March's tasks for your own plants
Sow builds this checklist from the plants actually in your yard — and adjusts it to your real forecast, so a wet week skips the watering and a frost warning reaches you first.