When to Plant Rosemary in Brewster, Nebraska (68821)
Location
Brewster, Nebraska
ZIP Code
68821
USDA Zone
5a
Last Frost
Sunday, May 10, 2026
📅 Planting Calendar
Start Seeds Indoors Sunday, March 1, 2026
Transplant Outdoors Sunday, May 24, 2026
Pro Tip: Start Rosemary seeds indoors 10 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Salvia rosmarinus
Days to Maturity 120 days
Mature Height 24-48"
Spread 24"
Type Shrub
Fruit Size N/A
☀️ Growing Requirements
☀️
Sun
Full Sun (6+ hours)
💧
Water
Low (drought tolerant)
↔️
Spacing
24" apart
🌱
Planting Depth
0.25" deep
Seeds typically germinate in 14-21 days
🤝 Good Companions
BeanCabbageCarrotSage
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Growing Rosemary in Zone 5a
Rosemary (Salvia rosmarinus) is a popular garden vegetable. In Brewster, Nebraska, which is in USDA Hardiness Zone 5a, you should start seeds indoors around Sunday, March 1, 2026.
Your average last frost date is Sunday, May 10, 2026. Plan to transplant your Rosemary seedlings outdoors around Sunday, May 24, 2026, about 2 weeks after your last frost date.