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Woolly Hedgenettle

Stachys byzantina

Also listed as Stachys lanata, Stachys olympica

Also known as Lamb's-ear, Lamb's-ears, Woolly Betony

herbaceous☀️ full sun💧 low water❄ Hardy: Zone 4a – Zone 8b

Climate Match for your location

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A soft-textured perennial with woolly silver-gray foliage and small purple-pink flower spikes. It thrives in hot, dry conditions and is excellent for borders, rock gardens, or edging.

Why grow it

Stachys byzantina offers reliable foliage interest where many ornamental perennials struggle in hot, dry sites with poor soil. Its fine silvery texture and compact growth distinguish it from coarser border plants, making it useful for layering color and structure in xeriscape designs. The modest flower spikes provide secondary interest without dominating the planting composition.

Watch out for

In humid climates or poorly drained soils, the woolly foliage can trap moisture and encourage fungal issues, requiring careful site selection and soil amendment. Deadheading spent flower spikes helps maintain plant vigor, though plants tend to spread gradually and may need periodic division to prevent overcrowding neighboring plantings.

Overview

Form
Mounding
Growth Rate
moderate
Size
1.5–2′ tall × 1.5–2.5′ wide
Dormancy
semi-evergreen
Family
Lamiaceae
Pollinators & beneficial insects

Native Range

Turkey and the Caucasus

Seasonality

Bloom Season

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

Season of Interest

SpringSummer

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Companion Planting

Plants well with