Silver Edged Horehound
Marrubium rotundifolium
Plant Details:
Plant Type: Perennial
Plant Family: Lamiaceae
Plant Description: Low-growing, vigorous, evergreen perennial. Beautiful gray-green soft felt-y leaves have silver-white edges and undersides. Flowers are insignificant and may be sheared off. Works well as a groundcover or in rock gardens Prefers poor well-drained soils and requires very little water once established. Also referred to as Silverheels Horehound.
Maintenance:
Maintenance Type: Perennial - Evergreen
Plant Care: Perennial - Evergreen (soft-stemmed plants that keep their leaves and color during winter): Remove spent blooms to promote rebloom later. To avoid winter stress, wait until spring to identify what portions of the plant are still alive and then remove the rest.
Plant Attributes:
Mature Size: 10" tall x 18" wide
Utah Native: No
Plant Select: Yes
Pollinator Friendly: Yes
Localscapes: Infill Plant, Park Strip Plant, Central Open Shape
Foliage Interest: Yes
Foliage Colors: Gray-green, Silver-green, Variegated
Bloom Colors: White, Inconspicuous
Bloom Seasons: Late Spring
Bloom Period: May - Jun
Growing Conditions:
Hardiness Zone: 5 to 9
Light Requirement: Full Sun (6+ hrs sun)
Irrigation Requirement: 
Low (1/2" every 10-14 days)
Low (1/2" every 10-14 days)
Salt Tolerant: Unknown
Deer Resistant: Yes
Garden Location:
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Commercial Concepts
- Education Center Plaza
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Design Path
- Winter Interest
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Localscapes Path
- Localscapes Exhibit
- Park Strip #3
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Spring -
Summer -
Fall -
Winter
