perennial

Narrow-Leaf Sunflower Low Down

Helianthus angustifolius 'Low Down'

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

18 inches

Width

24 inches

Light

Full Sun, Partial Sun

Zones

5, 6, 7, 8, 9

Water

Moderate

Humidity

Average

Lifespan

Perennial

Native To

North America

Toxicity

Non-toxic to humans and pets

The Story

Plant Bio

Helianthus angustifolius, commonly known as Narrowleaf Sunflower, is a perennial plant with slender, lance-shaped leaves and bright yellow daisy-like flowers that bloom in late summer to autumn. This cultivar, Low Down, is valued for its compact, low-growing habit and vigorous, prolific flowering, making it suitable for borders and ornamental containers.

Uses & Benefits:

Bright yellow flowers provide cheerful color in sunny gardens.

Drought tolerant and low-maintenance for easy care.

Attracts pollinators like bees and butterflies, supporting local ecosystems.

Marketplace

Where to Buy

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Planting

How to Grow

Tuck seeds 1/2 inch deep in well-draining soil
Water regularly until established, about 6 weeks
Place in full sun for optimal bloom
Fertilize monthly during growing season
Stake young plants for support if needed
Remove spent flowers to encourage new blooms

Pro Tip

Ensure well-drained soil and full sun for best growth.

Keep It Thriving

Care Guide

Do

Water deeply during dry spells 🌱
Prune dead or damaged stems
Mulch to retain moisture

Don't

Avoid overwatering to prevent root rot ❌
Don’t disturb roots when dividing
Skip fertilizing in late fall

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Divide
Pinch
Spring Cleanup
Winter Prep

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Sunny border with tall, cheerful flowersWildflower meadow accent

Companion Plants

Black-eyed Susan Goldenrod Yarrow Coreopsis Lavender

Multiply

Propagation Methods

Good to Know

Common Questions

Narrow-Leaf Sunflower Low Down questions

What zones can Narrow-Leaf Sunflower Low Down grow in?

Narrow-Leaf Sunflower Low Down is hardy in USDA Zones 5–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Narrow-Leaf Sunflower Low Down deer resistant?

Yes — Narrow-Leaf Sunflower Low Down is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Narrow-Leaf Sunflower Low Down bloom?

Narrow-Leaf Sunflower Low Down typically blooms in late summer to fall through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Narrow-Leaf Sunflower Low Down need full sun?

Narrow-Leaf Sunflower Low Down does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Narrow-Leaf Sunflower Low Down drought tolerant?

Yes — once established (usually after the first full season), Narrow-Leaf Sunflower Low Down handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.