Flowers

Nasturtium Planting Calculator

Tropaeolum majus

Everything you need to plan Nasturtium: recommended spacing, how many plants and seeds you'll need, when to start, and when to expect blooms. Defaults come from grower references and every value is editable.

At a glance

Recommended spacing
8″
Range 8–12″
Planting pattern
Two rows per bed
Time to first production
55–70 days from sowing
Succession planting
Recommended
Every 21 days
Start indoors
4 weeks before
before last frost
Production pattern
Cut-and-come-again

Plan your Nasturtium beds

Prefilled with Nasturtium's recommended spacing. Adjust your bed size to get plant counts, seeds to start, and tray requirements.

Loads recommended spacing and planting pattern. You can override anything.
ft
ft
Contextual only for two-row.
in
Default 8″Range 8–12″

Your plan

150
Total plants
75 per row × 2 rows
Seeds to start (10% buffer)
165
72-cell trays needed
3
128-cell trays needed
2

More Nasturtium planning

Planning notes

  • Landscape fabric

Cut-and-come-again. A planting keeps producing new stems over a relatively long harvest period when it is picked regularly, so successive plantings are usually spaced farther apart.

  • Landscape fabric is commonly used for spacing and weed control.

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