Purple Viper's Bugloss

Echium plantagineum, Boraginaceae

Zones

7–10

Layer

Herbaceous

Lifespan

Annual

Growth

Fast

Guild Roles

Pollinator AttractorBeneficial Insect HabitatDynamic AccumulatorPest Confuser

Growing Conditions

Sun

Full Sun (preferred)

Water

Low (established)Moderate (seedling)

Soil pH

6.5 – 8

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Arizona PoppyKallstroemia grandiflora

Pollinator Sharing

Sweet MignonetteReseda odorata

Pollinator SharingBeneficial Insect Habitat

Desert HollyAcourtia nana

Pollinator Sharing

Antagonistic Plants

Sickle-keel LupineLupinus albicaulis

Purple Viper's Bugloss produces allelopathic compounds that can inhibit legume nitrogen fixation and compete aggressively for root space

Big Bend BluebonnetLupinus havardii

Viper's bugloss allelopathic compounds can interfere with legume root development

Indian dillAnethum sowa

Both aggressive colonizers may compete for resources and exhibit allelopathic interactions in Mediterranean climates

Uses

Functions

Attracts HoneybeesSupports Native BeesHosts Hover FliesAttracts Beneficial WaspsLong Flowering PeriodDeep Taproot Mining

Edible Parts

Young Leaves

Medicinal Uses

Wound HealingRespiratory Support

Common Questions

What zones does Purple Viper's Bugloss grow in?

Purple Viper's Bugloss grows in USDA hardiness zones 7 through 10.

What are good companion plants for Purple Viper's Bugloss?

Good companions for Purple Viper's Bugloss include Arizona Poppy, Sweet Mignonette, Desert Holly.

Design guilds with Purple Viper's Bugloss and see companion relationships visually.

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