Wild Geranium
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Wild Geranium

Geranium maculatum

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Basic Details
Description
Floral Formula
Features
Translations
Related

How to Identify Wild Geranium

Wild Geranium Identification Guide
Pet Safety Verdict: ✅ SAFE FOR PETS. Wild Geranium is non-toxic to dogs and cats. An excellent, reliable choice for pet-friendly woodland gardens.
A detailed guide to identifying Wild Geraniums (Geranium maculatum) by its key features: 1. Five-Petalled Saucer Flowers: Flat, lavender-pink flowers with distinct darker veins radiating from the center. 2. Deeply Palmately Cut Leaves: Leaves divided into 5 to 7 deeply cut, tooth-tipped lobes. 3. Beak-Like Seed Pods: Elongated seed capsules resembling a crane's bill that eject seeds when ripe. 4. Knobby Tuberous Rhizomes: Thick underground stems that form low-growing forest groundcover.

Care & Growing Guide

Wild Geranium Care Guide: - Light: Partial to full shade; tolerates dry shade once established - Soil: Humus-rich, moist, slightly acidic, well-draining — woodland soil - Water: Moderate; drought-tolerant once established - Maintenance: Foliage remains attractive all season; cut back in late fall or early spring

Seasonal Blooming & Hardiness

Seasonal Blooming Calendar: - Peak Bloom: April–June - US Range: USDA Zones 3–8; native across eastern and central North America in deciduous woodlands
Bloom Timeline
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About Wild Geranium

NameWild Geranium
Description

Wild Geranium (*Geranium maculatum*), also known as Spotted Cranesbill, is one of the most graceful and widely appreciated native wildflowers of eastern North American woodlands, producing clusters of delicate rosy-lavender to pale pink flowers with five rounded petals above a mound of deeply lobed, palm-shaped leaves in spring. A true cranesbill geranium (family Geraniaceae), it is completely distinct from the common 'geraniums' of window boxes and garden centers (*Pelargonium* spp.), which belong to a different genus and family entirely.

The flowers of Wild Geranium are simple and perfectly proportioned — five rounded, slightly cupped petals of rosy-lavender to lilac-pink, each with delicate, darker veining that serves as nectar guides for pollinators. The ten stamens and central pistil are clearly visible, and the flower's symmetrical, open-faced form is typical of the Geraniaceae family. After fertilization, the plant develops its characteristic fruit — a long, beak-like structure reminiscent of a crane's bill (giving the plant its common name 'Cranesbill'), which spring apart explosively at maturity to fling seeds away from the parent plant.

Wild Geranium thrives in the rich, slightly acidic soils of deciduous woodlands, along shaded woodland paths, and at the edges of forests — exactly the same habitat where Trilliums, Virginia Bluebells, and Wild Blue Phlox thrive. It blooms in April through June, forming long-lasting, reliable clumps that expand slowly over the years without becoming invasive. Unlike spring ephemerals, Wild Geranium retains its attractive, deeply cut foliage throughout the summer, providing consistent textural interest even after blooming has finished.

For the native plant gardener, Wild Geranium is one of the most versatile and reliable of all native shade perennials. It thrives in a wide range of soil conditions (from dry to moderately moist), tolerates more shade than many natives, is deer-resistant, and is completely non-toxic to pets and humans. It is an excellent 'bridge' plant in a woodland garden — blooming after spring ephemerals like Trilliums and Virginia Bluebells have faded, and providing foliage interest through summer until fall-blooming natives take over. See our Flower Identifier for more woodland native flowers.

FamilyGeraniaceae
GenusGeranium
TribeGeranieae

Floral Formula & Features

Floral Formula⊕ ☿ K5 C5 A10 G(5)

Actinomorphic, bisexual; 5 free sepals; 5 free petals; 10 free stamens; 5 fused carpels forming an explosive schizocarp (crane's-bill) with superior ovary

Features
  • Scientific Name & Classification: *Geranium maculatum* (Geraniaceae, tribe Geranieae). A true cranesbill geranium — NOT a Pelargonium. Native across eastern and central North America.
  • Identification Markers: Rosy-lavender to pink 5-petaled flowers with darker veined nectar guides. Deeply palmately lobed leaves forming a mound. Long 'crane's bill' seed capsule after flowering. Height 1–2 ft.
  • Floral Formula (⊕ ☿ K5 C5 A10 G(5)): Actinomorphic, bisexual, 5 free sepals, 5 free petals, 10 stamens, 5 fused carpels forming a long beaked fruit (schizocarp).
  • Growing Requirements: Partial to full shade; moist, humus-rich, slightly acidic, well-draining soil. Tolerates dry shade once established. USDA Zones 3–8. Deer-resistant.
  • Cultural Significance: Used medicinally by multiple Native American nations for diarrhea, hemorrhage, and toothache. Name 'Geranium' from Greek 'geranos' (crane) — for the crane's-bill seed pod.
  • Safety & Toxicity: NON-TOXIC. Completely safe for cats, dogs, and humans. An excellent choice for family woodland and shade gardens with pets.
  • Common Look-alikes: Often confused with cultivated Pelargonium ('garden geranium'), but Wild Geranium has deeply palmately lobed leaves and a symmetrical flower, while Pelargonium has slightly asymmetrical flowers.
  • Internal Links: Perfect companion to Trillium and Virginia Bluebells in a spring woodland garden. Explore our Flower Identifier.

Names in Different Languages

Latin / ScientificGeranium maculatum
English (Alternate)Spotted Geranium, Wild Cranesbill, Spotted Cranesbill, Alum Bloom, Alum Root
Hindiजंगली जेरेनियम (Jangli Geranium)
Frenchgéranium des bois, géranium tacheté
Spanishgeranio silvestre, pico de grulla americano
GermanGefleckter Storchschnabel, Amerikanischer Waldstorchschnabel
Chinese野天竺葵 (Yě tiān zhú kuí), 斑点老鹳草 (Bān diǎn lǎoguàncǎo)
Japaneseゲラニウム・マクラタム (Geraniumu makuratamu)

Toxicity & Safety

StatusNon Toxic

Frequently Asked Questions

Q: Is Wild Geranium the same as the garden geranium sold at garden centers??
No — the common 'geranium' sold in window boxes and garden centers is actually a Pelargonium, a South African genus. Wild Geranium is *Geranium maculatum*, a true cranesbill and a completely different plant native to eastern North America.
Q: Why is it called 'Cranesbill'??
After the flowers are pollinated, the plant develops a distinctive elongated, beak-like seed capsule that resembles a crane's bill. When the seeds are mature, the capsule springs apart and flings the seeds away from the plant.
Q: Does Wild Geranium grow in dry shade??
Yes — once established, Wild Geranium is one of the most drought-tolerant native woodland plants, making it excellent for the challenging dry-shade conditions under large trees. It prefers moist soil but tolerates dry spells well.
Q: Is Wild Geranium deer-resistant??
Generally yes — deer tend to avoid Wild Geranium. This makes it particularly valuable in woodland gardens in areas with high deer pressure, where many other natives struggle.

What is Floral Formula?

A floral formula is a symbolic representation of a flower's structure using letters, numbers, and special symbols. It provides a concise way to describe the arrangement and number of floral parts.

Example Formula
% K(6) C1+2+(2) A(9) G2

This formula describes the flower's symmetry, sepals, petals, stamens, and carpels in a standardized format.

Formula Sequence

  • Bract: Br or Ebr
  • Bracteole: Brl or Ebrl
  • Symmetry: % (Radial) or ⊕ (Bilateral)
  • Sex: ♀ (Female), ♂ (Male), or ⚥ (Bisexual)
  • Calyx/Sepal: K<number> (Free or Fused)
  • Corolla/Petal: C<number> (Free or Fused)
  • Androecium: A<number> (Free or Fused)
  • Gynaecium: G<number> (Superior or Inferior Ovary)

Symbol Meanings

  • Numbers: Indicate quantity of parts
  • Parentheses (): Parts are fused together
  • Plus (+): Parts in different whorls
  • Underline: Superior ovary position
  • Overline: Inferior ovary position
  • ∞: Numerous parts (too many to count)

Understanding floral formulas helps botanists quickly identify and classify flowers based on their structural characteristics.