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How Far Apart to Plant Petunias?

Space Petunias 12 inches apart within the row, and keep 12 inches between rows. Shear leggy plants back midsummer to revive them.

Plant spacing12 in (30 cm) apart
Row spacing12 in (30 cm) apart
Planting depthPress onto surface; seed needs light
SunlightFull sun
When to plantAfter last frost
Good companionssquash, basil
Avoid nearnone major

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Spacing tips for Petunias

Spreading petunias knit together at 12 inches into a full carpet of bloom.

Companion planting

Plant near: squash, basil.

Keep away from: none major.

Frequently asked questions

How far apart should I plant Petunias?
Space Petunias about 12 inches apart within the row, with 12 inches between rows. Shear leggy plants back midsummer to revive them.
How deep do I plant Petunias?
Plant Petunias at a depth of Press onto surface; seed needs light.
What grows well with Petunias?
Good companions for Petunias include squash, basil. Avoid planting near none major.

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