Finger Lichen

Peltigera didactyla, Peltigeraceae

Zones

3–7

Layer

Root

Lifespan

Perennial

Growth

Slow

Guild Roles

Nitrogen FixerGround Cover

Growing Conditions

Sun

Partial Shade (preferred)Full Shade (tolerated)

Water

Moderate (established)

Soil pH

6 – 7.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Field Dog LichenPeltigera rufescens

Nitrogen FixationBeneficial Insect Habitat

Bearded LichenUsnea barbata

Beneficial Insect HabitatNutrient Accumulation

Bare Arbuscular Mycorrhizal FungusGlomus etunicatum

Nitrogen FixationNutrient Accumulation

Pebbled Pixie CupCladonia pyxidata

Wind ProtectionNitrogen Fixation

Antagonistic Plants

Necker's Dog LichenPeltigera neckeri

Congeneric lichen species compete for the same soil and bark surfaces with similar growth requirements

Uses

Functions

Nitrogen FixationSoil StabilizationPioneer Species

Medicinal Uses

Wound Healing

Common Questions

What zones does Finger Lichen grow in?

Finger Lichen grows in USDA hardiness zones 3 through 7.

Is Finger Lichen a nitrogen fixer?

Yes, Finger Lichen is a nitrogen fixer and can help provide nitrogen to neighboring plants in a guild or polyculture.

What are good companion plants for Finger Lichen?

Good companions for Finger Lichen include Field Dog Lichen, Bearded Lichen, Bare Arbuscular Mycorrhizal Fungus, Pebbled Pixie Cup.

Design guilds with Finger Lichen and see companion relationships visually.

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