Agapanthus comptonii 'Headbourne Hybrids'

Species

Agapanthus comptoniiCompton's Agapanthus African Lily

perennial

Headbourne Hybrids African Lily

Agapanthus comptonii 'Headbourne Hybrids'

The Story

Plant Bio

Agapanthus 'Headbourne Hybrids' are a group of robust, deciduous perennials known for their hardiness. They form clumps of strap-like leaves from which rise tall stems bearing large, rounded umbels of funnel-shaped flowers in shades of blue and violet in summer.

This seed-grown strain is valued for its increased cold hardiness compared to many other Agapanthus, with flower colors ranging from light to deep blue.

Uses & Benefits:

Provides striking blue flowers and lush foliage, ideal for borders and containers.

Low-maintenance perennial that tolerates drought once established.

Supports pollinators like bees and butterflies with its nectar-rich flowers.

SpeciesAgapanthus comptoniiCompton's Agapanthus African Lily

Essentials

At a Glance

Plant Type

Perennial

Height

30 inches

Width

18 inches

Light

Full Sun, Partial Sun

Zones

6, 7, 8, 9, 10

Water

Moderate, drought tolerant once established

Humidity

Prefers moderate humidity

Lifespan

Perennial

Native To

South Africa

Toxicity

Mildly toxic to humans and pets if ingested

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Planting

How to Grow

Tuck seeds into moist soil in early spring for best germination.
Mist cuttings regularly to maintain humidity and encourage rooting.
Plant in well-draining soil with full sun exposure for optimal growth.
Transplant young plants after the last frost, typically late spring.
Fertilize monthly during active growing season to promote blooming.
Mulch around plants to retain moisture and suppress weeds.

Pro Tip

Use a balanced liquid fertilizer monthly for vibrant blooms and healthy foliage.

Keep It Thriving

Care Guide

Do

Water deeply during dry periods 🌱
Deadhead spent flowers to encourage new blooms
Apply a slow-release fertilizer in spring
Maintain good air circulation around the plant

Don't

Avoid overwatering to prevent root rot ❌
Don’t let soil become waterlogged
Refrain from heavy pruning during dormancy
Do not disturb roots excessively when transplanting

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Divide
Fertilize
Winter Prep

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Splashy perennial borderTropical-themed garden accentContainer display with vibrant foliage

Companion Plants

Agapanthus africanus SalviaLavender Echinacea Gaura

Multiply

Propagation Methods

Good to Know

Common Questions

Headbourne Hybrids African Lily questions

What zones can Headbourne Hybrids African Lily grow in?

Headbourne Hybrids African Lily is hardy in USDA Zones 6–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Headbourne Hybrids African Lily deer resistant?

Yes — Headbourne Hybrids African Lily is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Headbourne Hybrids African Lily bloom?

Headbourne Hybrids African Lily typically blooms in mid-summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Headbourne Hybrids African Lily need full sun?

Headbourne Hybrids African Lily does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Headbourne Hybrids African Lily drought tolerant?

Yes — once established (usually after the first full season), Headbourne Hybrids African Lily handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.