Common, Rue Seed

Common Rue Seed

Blue-green foliage gives rue distinctive ornamental presence
Hardy perennial growth suits sunny herb gardens
Pungent leaves naturally discourage browsing animals
Handle foliage thoughtfully because some people develop skin sensitivity

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Key Attributes

Botanical Name

Ruta graveolens

Days to maturity

100 Days

Sun

Full Sun

Packet

100 Seeds

Zones 4–9 Check your growing zone

About Common, Rue Seed, Rue Seed

Common Rue is a hardy perennial with attractive blue-green foliage and a strong, bitter aroma. Its distinctive leaves add color and texture to herb gardens, borders, and ornamental plantings. Established plants provide a durable garden presence and an unusual contrast to softer green foliage and flowering companions.

Growing details

Planting

Sow Depth

1/4"

Days to Germination

14–21 days

In-row plant spacing

18-24"

Plant profile

Life Cycle

Perennial

Hardiness Zone

Zones 4-9

Plant Height

36 inches

Growth Habits

Upright

Seed & variety

Seeds Per Ounce

14,175

Seed Type

Open Pollinated

Before Planting

Rue benefits from a full-sun site with light, well-drained soil and good air circulation. Loosen compacted ground and incorporate only modest compost, since overly rich or wet soil can weaken rue growth and flavor. Prepare a clean, fine seedbed or a freely draining container mix, and avoid fresh manure.

Planting

Rue may be started indoors 6–10 weeks before the last frost; types that dislike root disturbance are better direct-sown after conditions become suitable. Keep the medium lightly and consistently moist until emergence, never saturated. Space rue 18–24 inches apart.

Watering

Rue prefers moderate to dry conditions once established. Irrigate thoroughly during extended drought, allowing substantial surface drying between applications and preventing water from collecting around the crown.

Fertilizer

Rue is a light feeder. Apply only a small amount of balanced fertilizer during active growth, since rich feeding produces soft stems and less concentrated fragrance or flavor.

Harvesting

Clip rue during the cool morning when foliage is dry and aromatic oils are concentrated. Harvest leaves before full bloom, leaving enough healthy growth for the plant to recover.

Tips

Prune rue lightly to maintain compact growth and prevent unwanted self-seeding. Its sap can cause severe skin photosensitivity in sunlight, so wear gloves and long sleeves when handling the plant.

Pests & Diseases

Rue may develop powdery mildew, leaf spots, rust, or root rot, though serious disease is uncommon in dry sites. Remove infected shoots with gloved hands because sap can photosensitize skin. Improve drainage around declining crowns and avoid saving seed from plants with widespread spotting or dieback.

Monitor rue for aphids, mites, whiteflies, leafminers, and slugs. Remove badly infested stems, maintain weed control, and select treatments labeled for edible herbs when intervention is necessary.