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When to Plant Rutabaga in Amarillo, Texas (79110)

Location

Amarillo, Texas

ZIP Code

79110

USDA Zone

7a

Last Frost

Friday, April 10, 2026

📅 Planting Calendar

Direct Sow Outdoors Friday, January 2, 2026

Pro Tip: Sow Rutabaga directly outdoors 14 weeks before your last frost date.

🌿 Plant Details

Scientific Name Brassica napus var. napobrassica
Days to Maturity 90 days
Mature Height 18-24"
Spread 8"
Type Root
Fruit Size Medium-Large (3-5 inches)

☀️ Growing Requirements

☀️

Sun

Full Sun (6+ hours)

💧

Water

Regular (1 inch/week)

↔️

Spacing

8" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-7 days

Ready to Plant Rutabaga in Amarillo?

Get your seeds now so they're ready by Friday, January 2, 2026.

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🤝 Good Companions

OnionGarlicPeaBean

⚠️ Avoid Planting Near

TomatoPepper

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Growing Rutabaga in Zone 7a

Rutabaga (Brassica napus var. napobrassica) is a popular garden vegetable. In Amarillo, Texas, which is in USDA Hardiness Zone 7a, you should direct sow seeds around Friday, January 2, 2026.

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