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When to Plant Arugula in Saint Paul, Minnesota (55115)

Location

Saint Paul, Minnesota

ZIP Code

55115

USDA Zone

5a

Last Frost

Sunday, May 10, 2026

📅 Planting Calendar

Direct Sow Outdoors Sunday, April 12, 2026

Pro Tip: Sow Arugula directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Eruca vesicaria subsp. sativa
Days to Maturity 40 days
Mature Height 6-12"
Spread 6"
Type Leaf
Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Regular (keep moist)

↔️

Spacing

6" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 3-7 days

Ready to Plant Arugula in Saint Paul?

Get your seeds now so they're ready by Sunday, April 12, 2026.

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Growing Arugula in Zone 5a

Arugula (Eruca vesicaria subsp. sativa) is a popular garden vegetable. In Saint Paul, Minnesota, which is in USDA Hardiness Zone 5a, you should direct sow seeds around Sunday, April 12, 2026.

Your average last frost date is Sunday, May 10, 2026. Arugula grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.