Helianthus annuus 'Red Courtesan'
annualN. America Native

Helianthus annuus 'Red Courtesan'

Red Courtesan Sunflower

Not currently listed at our partner nurseries.

Expertly Curated
Real-Time Pricing
Loved by Designers

Essentials

At a Glance

Plant Type

Annual

Height

72 inches

Width

24 inches

Light

Full Sun

Water

Moderate

Humidity

Average

Lifespan

Annual

Native To

North America

Toxicity

Non-toxic to humans and pets

The Story

Plant Bio

Sunflower cultivar known for its striking red blooms and tall stature. Distinct deep red petals and a robust growth habit make it a standout in gardens.

Bloom Period:

J
F
M
A
M
J
J
A
S
O
N
D
EarlyLate

Uses & Benefits:

Ornamental UsesVivid red flowers add striking color to sunny gardens and borders.
Practical UsesProvides seeds for bird feed and pollinator attraction.
Ecological BenefitsSupports bees, butterflies, and other beneficial insects.

Marketplace

Where to Buy

We couldn't find this plant listed online right now.

Shipping costs Year-round shipping Free shipping

Planting

How to Grow

  1. Select full sun location for optimal growth.
  2. Tuck seeds 1 inch deep into well-drained soil in early spring.
  3. Water regularly to keep soil moist but not waterlogged.
  4. Thin seedlings to 12-18 inches apart once established.
  5. Support tall varieties with stakes if needed.
  6. Fertilize monthly with a balanced fertilizer during the growing season.

Pro Tip

Mulch around plants to retain moisture and suppress weeds for healthier growth.

Keep It Thriving

Care Guide

Do

  • Water deeply once a week during dry spells 🌱
  • Remove dead or damaged leaves to promote healthy growth
  • Apply a balanced fertilizer monthly during the growing season

Don't

  • Avoid overwatering to prevent root rot ❌
  • Don’t plant in shady areas; sun is essential
  • Refrain from using high nitrogen fertilizers which can promote weak stems

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Fertilize
Harvest
Plant
Stake

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Bright yellow flower borderWildflower meadow accentSunny garden focal point

Companion Plants

Zinnias Marigolds Sunflowers Cosmos Lavender

Multiply

Propagation Methods

Good to Know

Common Questions