🌱 MyLocalPlanting

When to Plant Cauliflower in Paulina, Oregon (97751)

Location

Paulina, Oregon

ZIP Code

97751

USDA Zone

6a

Last Frost

Monday, April 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Monday, March 9, 2026

Pro Tip: Cauliflower can be directly sown outdoors. Plant 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Brassica oleracea
Days to Maturity 75 days
Mature Height 18-24"
Spread 24"
Type Head
Fruit Size Medium (6-8 inch head)

☀️ Growing Requirements

☀️

Sun

Full Sun (6 hours)

💧

Water

Regular (1-1.5 inches/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-10 days

🤝 Good Companions

BeetCeleryBeanOnion

⚠️ Avoid Planting Near

StrawberryTomato

Other Plants for Paulina

Growing Cauliflower in Zone 6a

Cauliflower (Brassica oleracea) is a popular garden vegetable. In Paulina, Oregon, which is in USDA Hardiness Zone 6a, you should direct sow seeds around Monday, March 9, 2026.

Your average last frost date is Monday, April 20, 2026. Cauliflower grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.