Yucca filamentosa 'Excalibur'
Yucca filamentosa 'Excalibur' is a striking evergreen perennial with bold sword like blue green foliage edged with curling white filaments that add texture year round. In early to midsummer tall flower spikes rise above the plant carrying creamy white bell shaped blooms that create a dramatic vertical accent in sunny dry landscapes.
Height & Spread: 24 - 36 in x 24 - 36 in
Bloom Time: Early to midsummer
Light Requirements: Full sun
Soil Preference: Dry well drained soil; tolerates poor sandy conditions
Watering Needs: Low; drought tolerant once established
Deer Resistance: Deer and rabbit resistant
Native Status
This species is native to the southeastern United States and is well adapted to hot dry conditions where it provides structural interest and resilience in the landscape.
WILDLIFE & INSECTS
Moths
- Host plant for the yucca moth which pollinates the flowers in a unique mutually beneficial relationship.
Bees
- Attracts native bees which visit the blooms for nectar during the flowering period.
Spacing & Landscape Use
Spacing Recommendations
- Space 24 - 36 in apart to allow for its broad clumping habit and spreading foliage.
Landscape Placement
- Ideal for rock gardens, xeriscapes, coastal plantings, and sunny borders where its bold form and drought tolerance can be fully appreciated.
Companion Plants
- Schizachyrium scoparium (Little Bluestem) - Adds upright native grass texture and seasonal color alongside the bold foliage.
- Echinacea purpurea (Purple Coneflower) - Provides contrasting flower form and pollinator interest in summer.
- Perovskia atriplicifolia (Russian Sage) - Offers airy lavender blooms that complement the architectural structure.
- Sedum 'Autumn Joy' (Stonecrop) - Brings late season color and thrives in the same dry sunny conditions.
- Gaillardia aristata (Blanket Flower) - Adds bright long lasting blooms suited to heat and drought.