Species

1 other cultivar

‘Variegata’Variegated Adam's Needle

cactus succulentN. America Native

Excalibur Yucca

Q: What zones can Excalibur Yucca grow in?

Excalibur Yucca is hardy in USDA Zones 4–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Q: Is Excalibur Yucca deer resistant?

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

Q: When does Excalibur Yucca bloom?

Excalibur Yucca 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.

Q: Does Excalibur Yucca need full sun?

Excalibur Yucca does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Q: Is Excalibur Yucca drought tolerant?

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

Yucca filamentosa 'Excalibur'

$13.95

The Story

Plant Bio

A hardy perennial with tall spikes of white flowers and rigid, sword-like leaves.

A compact, dwarf cultivar with a symmetrical rosette of stiff, silvery blue-green, sword-like leaves. Produces tall spikes of creamy white, bell-shaped flowers.

Uses & Benefits:

Yucca filamentosa 'Excalibur' offers striking variegated foliage, adding architectural interest and texture to xeriscape gardens.

Its drought tolerance reduces water needs, making it ideal for water-wise landscaping.

Provides habitat for pollinators like yucca moths and supports local biodiversity.

SpeciesYucca filamentosaAdam's Needle

Essentials

At a Glance

Plant Type

Cactus Succulent

Height

24 inches

Width

36 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8, 9, 10

Water

Low

Humidity

Adaptable

Lifespan

Decades

Native To

North America

Toxicity

Mildly toxic to pets if ingested

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Marketplace

Where to Buy

New Garden Plants

<1 Gal Pot

In Stock$13.95

Rare Roots

<1 Gal Pot

In Stock$18.95

Garden Goods Direct

In Stock$54.95

Shipping costs Year-round shipping Free shipping

Planting

How to Grow

Tuck seeds or pups into well-draining soil in spring.
Mist cuttings regularly to maintain humidity during root development.
Water deeply but infrequently, allowing soil to dry between watering.
Apply a balanced fertilizer in early spring for healthy growth.
Prune dead or damaged leaves in late winter to early spring.
Mulch around the base to conserve moisture and regulate soil temperature.

Pro Tip

Use gritty, sandy soil to mimic native conditions for optimal growth.

Keep It Thriving

Care Guide

Do

Ensure excellent drainage to prevent root rot 🌱
Provide full sun for vigorous growth
Prune dead leaves to maintain appearance

Don't

Avoid overwatering, which can cause fungal issues ❌
Don’t plant in heavy clay soil without amendments
Refrain from fertilizing in late fall

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Divide
Plant
Prune

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Arid-themed succulent borderSculptural focal point in xeriscape gardensLow-maintenance desert accent

Companion Plants

AgaveRed yucca Lavender Sedum Echinacea

Multiply

Propagation Methods

Good to Know

Common Questions

Excalibur Yucca questions

What zones can Excalibur Yucca grow in?

Excalibur Yucca is hardy in USDA Zones 4–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Excalibur Yucca deer resistant?

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

When does Excalibur Yucca bloom?

Excalibur Yucca 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 Excalibur Yucca need full sun?

Excalibur Yucca does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Excalibur Yucca drought tolerant?

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