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A Native Groundcover with a Springtime Surprise

A Native Groundcover with a Springtime Surprise

Powderpuff mimosa (Mimosa strigillosa), also called Sunshine Mimosa or Sensitive Plant, is an increasingly popular native plant for home and commercial landscape applications that offers a very show display of puffy pink flowers this time of year!

Powderpuff Mimosa, (Mimosa strigillosa). Photo courtesy of Ray Bodrey.

This Florida native, low-growing groundcover grows no more than eight inches in height, and that would be classified as an extremely vigorous stand. Powderpuff Mimosa is technically a perennial legume, meaning it doesn’t need any nitrogen fertilizer from gardeners.

The groundcover is appealing to the eye with its dark green fern-like leaves.  Not an evergreen, the plants fall into a semi-dormant to dormant state during the fall and winter seasons. Powderpuff Mimosa is a very resilient groundcover as well, needing little irrigation, spreading quickly, and co-existing well with turfgrass. Just a few pots of this species transplanted should cover up to 300 square feet in a season. Although it spreads quickly, it can easily be pruned or mowed if it moves into unwanted areas.

Powderpuff mimosa is a great plant for erosion control due to its deep roots. These deep roots also allow for good levels of drought tolerance. There are very few insect or disease problems with this plant, other than the occasional caterpillar. It is a very wildlife and pollinator friendly plant, with honeybees, butterflies, deer, and more all finding it appealing. It’s even considered a livestock forage, as cattle find it palatable.

Looking to plant powderpuff mimosa in your landscape? Any area that gets mostly full sun is just fine. This plant is adapted to a wide range of soils, but particularly flourishes in well-drained, sandy loam soils.  Be sure to water regularly, especially to ensure successful establishment in your landscape. Find this wonderful little plant at Florida native plant nurseries!

For more information contact the Gulf County Extension Office at 639-3200 or email at rbodrey@ufl.edu.

Supporting information for this article can be found in the UF/IFAS Extension website: https://gardeningsolutions.ifas.ufl.edu/plants/ornamentals/powderpuff-mimosa.html & USDA website: https://plants.usda.gov/plantguide/pdf/pg_mist2.pdf

UF/IFAS Extension is an Equal Opportunity Institution.

Pitcher Plants

Pitcher Plants

White-topped pitcher plants in bloom at Tarkiln State Preserve. Photo credit: Carrie Stevenson, UF IFAS Extension

If you live in northwest Florida or southeast Alabama and have never laid eyes on our wild native carnivorous plants, it is about time! April and early May are the best times to see them in bloom. We have six species of pitcher plants (Sarracenia), the most common being the white-topped (Sarracenia leucophylla). However, they come in multiple colors, from yellow and red to a deep purple, and in different sizes.

One thing they all have in common, though—they eat meat. Carnivorous plants all over the world have evolved in places that left them few other options for survival.  These plants are typically found in extremely wet, acidic, mucky soils with very low nutrient levels. Normally, plants uptake nutrients like nitrogen and phosphorus from the soil around them. Not being available in these particular environments, carnivorous plants (or more specifically, insectivorous) developed a way to extract nutrients from insects.

Small parrot pitcher plants lie on the ground instead of standing upright at Blackwater State Forest. Photo credit: Carrie Stevenson, UF IFAS Extension

So how does it work? Pitcher plants have a modified leaf, which instead of lying out flat like most plants, is rolled up into a tube, or “pitcher” shape. The inside of the pitcher has a sweet sap, and the walls of the tube are lined with tiny, downward-pointing hairs. Separate from the leaf, the plant has an elaborate flower structure, which attracts insects for pollination. While nearby, these insects are also attracted to the colorful leaf and the sweet sap in its pitcher. The insect will land on the lip of the leaf, then crawl down.

A lizard waits patiently a the bottom of a pitcher plant, hoping to catch insect prey. Photo credit: Carrie Stevenson, UF IFAS Extension

Those sticky, downward facing hairs are a trap, preventing insects from leaving the pitcher. Enzymes—a cocktail of proteins naturally found in many other plants but used creatively here—in the sap break down the bug bodies and convert them to nutrients for the plant. In fact, if you slice a cross-section into a pitcher wall or break open a dried one, you will see countless dried exoskeletons at the bottom of the tube. Several other enterprising species have taken advantage of the pitcher plant’s creative structure. More than once, I have seen tiny spiders spin webs across the mouth of the tube, or small lizards and frogs at the bottom, waiting patiently for prey.

 

Some of the best places to see pitcher plants in the area—they also bloom in October—are Tarkiln Bayou State Preserve, Weeks Bay National Estuarine Research Reserve, Splinter Hill Bog Preserve, and Blackwater State Forest.

Weekly “What is it?”: Native Azaleas

Weekly “What is it?”: Native Azaleas

The sight and scent of a wild azalea blooming in the woods can stop you in your tracks! Photo credit: Carrie Stevenson, UF IFAS Extension

From a distance, native azaleas are easily mistaken for honeysuckle vines. With long, arching stamens, you might be tempted to relive your childhood, hoping to pull the pistil from the bottom and find a single drop of sweetness on the end. Instead, upon close observation you will encounter an equally pleasurable but distinctly different scent. The wild Rhododendron canescens, known variously as a mountain, piedmont, or honeysuckle azalea, can range in flower color from white to deep pink. In northwest Florida, you will find it on the edges of swamps, or as I did on the sunny fringes of wooded areas with rich, moist soil. It is in bloom right now (March), along with its cousins, the white-blooming swamp azalea (Rhododendron viscosum) and the brilliant orange Florida flame azalea (Rhododendron austrinum).

The delicate flower of a honeysuckle azalea attracts hummingbirds and butterflies in the spring. Photo credit: Carrie Stevenson, UF IFAS Extension

Native azalea populations have declined due to wetland habitat loss, and their delightful smell and delicate flowers have made them susceptible to overcollection.  Due to these factors, the Florida flame azalea is listed on the state endangered species list and wild azaleas should never be removed from their habitat.  Native azalea species attract butterflies and hummingbirds, and are often planted in home landscapes as ornamental shrubs.  Be sure you purchase them from reputable dealers that are not collecting from the wild.

How Can I Collect More Plants Without Breaking the Bank?

How Can I Collect More Plants Without Breaking the Bank?

My obsession with plants started with the purchase of my first house in Waverly, Alabama in the late 90s. I bought a house with seven acres and of that about 1.5 acres was a fenced yard. The landscape was not very appealing, so I was on a mission to make it beautiful yet functional for my dogs. The only problem was, as a new homeowner, I had very little expendable income for my burgeoning plant habit. This dilemma forced me to be a resourceful gardener.

Shop the discount rack at garden centers

  • Many retail garden centers (especially mixed use stores with limited plant space) will discount plants simply because they are no longer flowering. Plants look perfectly healthy but are just not considered “retail ready” anymore, so rather than hold them over until they bloom again and appeal to most shoppers the stores tend to mark them down.
  • Plants are either growing or they are dead, so it is common to find some outgrowing their container and are getting “potbound” which means the root system is outgrowing the pot. Potbound plants are hard to keep watered without wilting and the solutions are to transition to a larger pot or plant in the ground. Most garden centers are not equipped to pot up overgrown plants to larger containers, so the easier solution is to sell them quickly. If you purchase a plant with circling roots be sure to trim the bottom and score (slice) the root ball to encourage roots to spread laterally.
  • Avoid plants that appear diseased (leaf spots, brown stems, mushy parts, rotting odor) or have active feeding insect activity.

Compliment other gardeners’ plants

  • When you get gardeners together, they inevitably start swapping plants. I really don’t have an explanation for this other that good old southern hospitality, but I’ve noticed over the years that when you express appreciation of plants to other people they tend to end up in your own yard. Ask if you can take a pinch (for cuttings) or offer to divide a clump of crowded perennials and you are on your way to a trunk full of plant babies.
  • I can’t recommend this for multiple safety reasons, but I have been known to photographs plants in my travels then strike up a conversation with a homeowner who insisted I take one home.

Experiment with basic propagation techniques

  • Grow flowers from seed. Either purchase seeds (usually under $2/pack) or collect seed heads from spent flowers in your own garden. After flowers fade, allow them to set seed then either crush and distribute in other parts of your garden or store in a cool, dry place until you can swap with friends.
  • Division – clumping perennials such as daylilies, cast iron plant, iris or liriope can be dug up and cut into smaller pieces with a shovel or machete. You only need to be sure to have buds on top and roots on the bottom to make a new plant. Other plants create offshoots that can be removed from the parent plant. Examples of these are agave, cycads, and yucca.
  • Cuttings – the list of plants that can be propagated from stem cuttings is endless but a few that are very easy are crape myrtle, hydrangea, and coleus.
  • Patented plants can not be propagated.

For more information read Plant Propagation Techniques for the Florida Gardener or contact your local UF/IFAS Extension Office.

Roadside Wildflower Areas Provide Beauty for Travelers

Roadside Wildflower Areas Provide Beauty for Travelers

Wildflowers near Live Oak, Florida. Image Credit, UF / IFAS

Florida (“land of flowers” in Spanish) is and has always been full of flowers, and countless civic and public organizations work diligently to protect and promote the beauty of our natural ecosystems. Did you know that the Florida Wildflower Foundation works with the Florida Department of Transportation (FDOT) to preserve wildflower areas on state-maintained roads throughout Florida? This effort really took off in the 1960’s when non-native Crimson clover started sprouting among sod planted by the state FDOT, and has grown into a much larger statewide initiative. The state wildflower license plate program provides funding for these efforts.

Wildflower areas along highways not only improve beauty on the roadsides, but provide habitat for countless pollinator insects that drive our $1.2 billion (annual) citrus and agricultural industries and our own backyard landscapes. In addition, leaving no-mow areas along highways saves money on mowing costs, reduces soil erosion, and improves air quality.

The state wildflower license plate supports wildflower preservation efforts statewide. Photo credit: Florida Wildflower Foundation

Wildflower viewing is typically best in the spring and fall, and particularly in areas (such as state parks and forests) that have been recently managed by prescribed fire. Many low-lying areas are home to beautiful native species such as pitcher plants, hibiscus, and meadowbeauty. Be very careful when viewing or stopping to see roadside wildflowers, and be sure to find designated parking areas to prevent accidents. To find a map of the wildflower trails, visit your local tourism bureau or go online at https://flawildflowers.org/protect/.

Currently, every Panhandle county from Jefferson County east has designated wildflower areas. The Escambia County Board of Commissioners passed a wildflower ordinance supporting the program, and a committee met in May 2019 to determine more areas of the county appropriate to set aside for the program. As opposed to planting new wildflowers, the program prioritizes conserving roadside areas that already support healthy wildflower populations. If you know of good candidates for preservation on state roads in Escambia or any other panhandle county, please contact me (ctsteven@ufl.edu) or Liz Sparks (liz.aparks57@gmail.com) with the Florida Wildflower Foundation.

Native Fall Wildflowers

Native Fall Wildflowers

Each fall, nature puts on a brilliant show of color throughout the United States. As the temperatures drop, autumn encourages the “leaf peepers” to hit the road in search of the red-, yellow- and orange-colored leaves of the northern deciduous trees. In Northwest Florida the color of autumn isn’t just from trees. The reds, purples, yellow and white blooms and berries that appear on

Monarch butterfly on dense blazing star (Liatris spicata var. spicata).
Beverly Turner, Jackson Minnesota, Bugwood.org

many native plants add spectacular color to the landscape. American Beautyberry, Callicarpa americana, is loaded with royal-colored fruit that will persist all winter long. Whispy pinkish-cream colored seedheads look like mist atop Purple Lovegrass, Eragrostis spectabilis and Muhlygrass, Muhlenbergia capillaris. The Monarchs and other butterfly species flock to the creamy white “fluff” that covers Saltbrush, Baccharis halimifolia. But, yellow is by far the dominant fall flower color. With all the Goldenrod, Solidago spp., Narrowleaf Sunflower, Helianthus angustifolius and Tickseed, Coreopsis spp., the roadsides are golden. When driving the roads it’s nearly impossible to not see the bright yellows in the ditches and along the wood’s edge. Golden Asters (Chrysopsis spp.), Tickseeds (Coreopsis spp.), Silkgrasses (Pityopsis spp.), Sunflowers (Helianthus spp.) and Goldenrods (Solidago spp.) are displaying their petals of gold at every turn. These wildflowers are all members of the Aster family, one of the largest plant families in the world. For most, envisioning an Aster means a flower that looks like a daisy. While many are daisy-like in structure, others lack the petals and appear more like cascading sprays. So if you are one of the many “hitting the road in search of fall color”, head to open areas. For wildflowers, that means rural locations with limited homes and businesses. Forested areas and non-grazed pastures typically have showy displays, especially when a spring burn was performed earlier in the year. Peeking out from the woods edge are the small red trumpet-shaped blooms of Red Basil, Calamintha coccinea and tall purple spikes of Gayfeather, Liatris spp.

Visit the Florida Wildflower Foundation website, www.flawildflowers.org/bloom.php, to see both what’s in bloom and the locations of the state’s prime viewing areas. These are all native wildflowers that can be obtained through seed companies. Many are also available as potted plants at the local nurseries. Read the name carefully though. There are cultivated varieties that may appear or perform differently than those that naturally occur in Northwest Florida. For more information on Common Native Wildflowers of North Florida go to http://edis.ifas.ufl.edu/ep061