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Elementary Investigation: Woodland Wildflower Garden

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Weatherly Elementary Woodland Wildflower Garden
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Investigate Woodland Wildflowers

You can create a small woodland wildflower garden in a shady, moist area in your outdoor classroom.

Woodland wildflowers, ferns, and other low-growing plants thrive in the shady parts of forests.

Many woodland wildflowers bloom early, providing a beautiful pop of color in early spring and serve as a food source for a variety of animals including insect pollinators, small mammals, and deer.

Click on the topics below to learn more!
Habitat
Requirements
Characteristics of
Woodland Wildflowers
Woodland Wildflowers
of Alabama
Woodland Wildflower
Gardens

Habitat Requirements
Like all plants, woodland wildflowers need sunlight for the process of photosynthesis (the process of using the sun's energy, water, and carbon dioxide to make sugars and oxygen).

However, because woodland wildflowers grow in the shady understory (part of the forest closest to the ground) of forests, their requirements for soil, water, and sunlight and ways of getting these resources are different from other wildflowers.

Shade:
  • Woodland wildflowers grow in the understory (near the ground while trees grow taller) of forests.
  • These wildflowers require shade and cannot grow in full sunlight.
Moisture:
  • Woodland wildflowers and ferns require moist soil.
  • The shade keeps the soil cool and damp.

Woodland Wildflowers in Shady Understory
flickr – U.S. Army Corps of Engineers

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  • The soil in these areas also contains layers of old leaves that acts as a mulch layer which helps keep the soil cool and moist.
  • Mosses that grow in the same areas absorb water and slowly release the water, providing moisture for the surrounding wildflowers.
Nutrient Rich Soils:
In forests, layers of old leaves from deciduous trees, pine needles, small pieces of wood, and other sources of plant material act as a mulch layer. As these materials begin to break down, nutrients are released into the soil for plants to use.


Characteristics of Woodland Wildflowers
An adaptation is a characteristic that allows an organism to survive in its environment. Woodland wildflowers have several adaptations that help them survive and thrive in thier shady environment.
Life Cycle:
  • Annual life cycle: some plants are considered annuals, completing their entire life cycle in in one growing season.
  • Perennial life cycle: These plants die back at the end of each growing season and resprout each spring.
Growing Time:
  • In a deciduous forest where trees lose their leaves every fall, there are periods of time during the year that are more shady and periods of time that are less shady.
  • Woodland wildflowers in these forests tend to leaf out and bloom before the trees have developed their leaves.
  • This allows the wildflowers to use the sunlight while it is available to them.
  • Trees tend to take up a great amount of water when they begin developing leaves, leaving the soil more dry in the later parts of the year.
  • By leafing out, blooming, and producing seed early in the season, woodland wildflowers avoid competition with the larger and taller plants for sunlight and water.
Bloom Time:
  • Many woodland wildflowers bloom in response to moisture and temperature.
Pollination:

  • Woodland wildflowers have flowers with pollen and nectar used to attract pollinators, allowing these plants to reproduce.
  • Some woodland wildflowers bloom early in the spring while many pollinators are inactive.
    • Some of these plants, such as trillium and wild ginger, have flowers that have a stinky smell to attract insects that are active early in the spring like beetles and flies.
Wind Ginger Flower
Wikimedia – Fritzflohrreynolds

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Seed Dispersal:
  • Many woodland wildflowers such as trilium, bloodroot, and wild ginger rely on ants to distribute or disperse their seeds.
  • The seeds from these plants have a structure attached to the seed called an elaiosome which contains nutrients.
  • Ants benefit from this structure as a nutrient source and carry the seeds back to the colony.
  • After the ants have consumed the structure, they dispose of the seeds near the colony.
Bloodroot Seeds with Elaiosomes
flickr – cotinis

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Plant Structures:
Leaves:

  • In a pine forest, shade is continuous because pine trees are evergreen and do not drop their leaves.
  • Many woodland wildflowers have thick evergreen leaves (stay on the plant throughout the year).
  • These thick leaves allow the plant to begin photosynthesis early in the spring and continue until the first frost in the fall or winter. They also help protect plants from dry conditions.
Roots:

  • Many woodland wildflowers are active early in the year and complete their activity aboveground in a relatively short period of time.
  • Most woodland wildflowers have underground structures called rhizomes, bulbs, or tubers where they store the sugars produced during photosynthesis.
  • The underground structures of these plants are just as important as the aboveground structures.
Bloodroot Seeds with Elaiosomes
flickr – cotinis

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Woodland Wildflowers of Alabama
Alabama is one of the most biologically diverse states. This means that Alabama has more types of organisms than most other states. The warm climate and diversity in the geology of the state allows for a variety of habitat types, including pine forests, hardwood forests, and mixed forests. In the understory of those forests, Alabama is home to a wide variety of woodland wildflowers.
Common Woodland Wildflowers found in Alabama
Bleeding Hearts Jacob's Ladder Trillium
Bloodroot Jack in the Pulpit Virginia Bluebells
Cinnamon Fern Lady Fern Wild Blue Phlox
Dutchman's Breeches Roundlobe Hepatica Wild Ginger
Dwarf Crested Iris Shooting Star Wood Anemone
Eastern Red Columbine Southern Shield Fern Yellow Lady's Slipper Orchid
Fire Pink Spotted Geranium Yellow Trout-lily
Heartleaf Foamflower


Woodland Wildflower Gardens
Woodland wildflowers play an important role in their habitat by providing food for pollinators, birds, small mammals, and deer. With the right conditions, you can support woodland wildflowers and associated species by planting a woodland wildflower garden.
Growing Woodland Wildflowers:
  • Light: select an area that is naturally shaded
    • Full shade or partial shade (1-2 hours of sunlight per day)
  • Water: select an area that tends to receive a good amount of moisture
  • Soil: select an area that has old fallen leaves and other old plant materials. If necessary, add a mulch layer of old leaves, twigs, and other plant materials.
    • These materials helps keep the soil moist and full of nutrients.
Woodland Wildflower Garden
Cory's Wildflower Gardens – Photo by Carolyn D Plumley-Cory
Planting of Licoris by Robert Cory Sr.

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SOURCES USED FOR THIS PAGE:

Alabama Cooperative Extension System

American Forests