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Rue Planting Guide

Rue is a bitter, aromatic perennial herb with bluish-green foliage used historically in medicine and as a pest deterrent. Handle with care as its sap can cause skin irritation.

Ruta graveolens ยท Herb ยท Rutaceae family ยท 70โ€“90 days to maturity

Where Can You Grow Rue?

Rue Growing Regions

Click any state to see the Rue planting schedule for that location.

Planting Dates by Zone

Zone Start Indoors Direct Sow Transplant Harvest
Zone 4a โ€” โ€” May 13 Jul 22 โ€“ Sep 23
Zone 4b โ€” โ€” May 8 Jul 17 โ€“ Sep 18
Zone 5a โ€” โ€” May 2 Jul 11 โ€“ Sep 12
Zone 5b โ€” โ€” Apr 25 Jul 4 โ€“ Sep 5
Zone 6a โ€” โ€” Apr 17 Jun 26 โ€“ Aug 28
Zone 6b โ€” โ€” Apr 10 Jun 19 โ€“ Aug 21
Zone 7a โ€” โ€” Apr 1 Jun 10 โ€“ Aug 12
Zone 7b โ€” โ€” Mar 25 Jun 3 โ€“ Aug 5
Zone 8a โ€” โ€” Mar 15 May 24 โ€“ Jul 26
Zone 8b โ€” โ€” Mar 4 May 13 โ€“ Jul 15
Zone 9a โ€” โ€” Feb 17 Apr 28 โ€“ Jun 30
Zone 9b โ€” โ€” Feb 1 Apr 12 โ€“ Jun 14

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Low โ€” drought tolerant

Soil pH

6 โ€“ 7.5

Hardiness Zones

Zone 4a โ€“ 9b

Growing Tips

Start seeds indoors or direct sow. Plant in well-drained soil. Wear gloves when handling as sap can cause phytophotodermatitis. Prune in early spring.

Saving Rue Seeds

Recommended for Your Garden

๐Ÿชด
Fabric Grow Bags $10-25

Breathable fabric pots that promote healthy root growth and prevent overwatering.

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Self-Watering Planters $15-40

Built-in reservoir keeps herbs and greens consistently watered with less effort.

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Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

Level Up Your Garden

Rue by State

Frequently Asked Questions

How long does it take to grow Rue?

Rue (Ruta graveolens) takes 70 to 90 days from planting to harvest. Exact timing depends on your variety, growing conditions, and USDA zone.

What zones can Rue grow in?

Rue can be grown in USDA zones 4a through 9b. Use the planting calendar above to find the exact dates for your zone.

How much sun does Rue need?

Growing Rue requires Full Sun (6-8+ hours), Low โ€” drought tolerant, and soil pH of 6 to 7.5.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Last updated: April 2026.