If the enormous, multi-branched Saguaro cactuses (Carnegiea gigantea), which are commonly depicted in cowboy movies, are the first plants that come to mind when you hear the word “cactus,” you should know that there are over 2,000 additional species of cactus.
Nearly 200 species of Opuntia, which are found from the Canadian provinces of British Columbia and Alberta to the southernmost tip of South America, are among the most fascinating and diverse members of this family. They thrive on the sides of mountains, in deserts, and near beaches.
Prickly pear Opuntia is the most prevalent native cactus in Florida, which is appropriate (O. humifusa). The flattened stems and branches (pads) of this prickly, typically sprawling plant that may grow up to 3 feet tall with stunning yellow blossoms in the spring and eye-catching pink or scarlet fruit in the fall. Interestingly, while many Opuntias have branches that resemble pads, many others grow stems and branches that are cylindrical.
Bunny ear (O. microdasys) and brilliant prickly pear are two more little Opuntias that are both yellow-blossomed and native to Northern Mexico (O. rufida). Due to their richly textured and colorful pads, these cold-hardy exotics are more beautiful than our native Opuntia; their spinelessness is also very important to gardeners. Bunny ear’s pads are light green and yellow, while the pads of the dazzling prickly pear are reddish-brown and gray-green. These adorable small specimens of cacti can be grown for years on sunny windowsills before being transferred to larger containers or to sunny, well-drained places in the garden.
Opuntia ficus-indica, a shrubby, mostly spineless plant that can occasionally reach a height of 16 feet, is significantly larger. This tropical American plant, sometimes called as “tuna,” is so commonly cultivated for its mouthwatering fruit that it comes in a number of recognized variants.
Among Opuntias with cylindric stems, O. subulata from Peru is frequently offered. This medium-green, red-flowered species, which grows up to 12 feet tall in nature, has a stiff, shrub-like habit and lateral, horn-shaped shoots. It makes for an interesting conversation starter.
However, the 20-inch-tall Opuntia tunicata will delight you if you love fierce plants. It is a cactus with a cylindrical stem that generates a staggering amount of threatening, intertwined spines that shield the entire plant. Its numerous yellow blooms and long, red-tinged spines that turn yellow with age make it an attractive yet hands-off collector’s item.
Charles Reynolds, a resident of Winter Haven, is a part of the Garden Writers Association of America and holds an associate’s degree in horticulture.
Cacti thrive in Florida, right?
People frequently seem to need something novel and unique to do “extol, boast. One of those has been cactus gardening “must-do activities that have gained a lot of popularity. Cactus gardening and, in some cases, landscaping have become very popular, especially in warm, humid places like Florida. Growing cactus is an appealing and typically successful idea in Florida due to the sandy soil, high humidity, and abundant sunshine. However, just like all plants, different species of cactus do better in particular climates. Florida has favored types of some things. The most well-known Florida cactus will be covered in this article, but you may also learn about other varieties by visiting a nearby plant nursery.
Holiday cactus
This cactus with a flat stem is typically cultivated in a container, most frequently indoors or on a screened-in patio. The Christmas cactus, known for its stunning pink, white, or salmon flowers, gets its name from the fact that it blooms from November to February, with the majority of blooms typically happening around Christmas. Compared to desert cacti, this cactus need more moisture and shade. In order for it to bloom, it actually requires chilly nights and 13 hours of darkness. The Christmas cactus, however, prefers rich, moist soil while other cacti prefer almost dry dirt.
the prickly pear cactus
This cactus has nine endemic species to Florida. Although it has lovely yellow flowers, they only open one at a time over a period of weeks. Their extremely delicious fruit, which develops at the tip of the cactus pads, is edible right off the plant.
Only in the evenings does the triangle cactus produce its huge flowers, which draw hummingbirds and moths. Red fruit that is edible is produced by this cactus. Triangle cacti are a fantastic choice for a North Florida cactus garden since they can withstand temperatures as low as 20 degrees Fahrenheit.
Another intriguing cactus that may be produced in Florida is the Night Blooming Cereus. It can grow vine-like for up to 20 feet and lacks spines. For one night, its big, fragrant blossoms are in bloom.
Since cacti grow slowly, it can take them five to 10 years before they start to bloom. Cactus fruits are berries that grow at the base of the flowers and contain seeds. The majority of cactus species require pollination from a different, distinct plant because they are self-sterile. Cactus are pollinated by bats, birds, bees, beetles, wasps, butterflies, and moths. Cactus plants need drainage if they are in pots since they struggle in standing water. When the topsoil is dry in the summer, a little water is required, however in the winter, very little water is required. In fact, it is better to delay watering in the winter until springtime when new growth starts.
If you’re planning to create a cactus garden, it’s a good idea to talk to a qualified landscaper about your ideas. You must understand the soil type, moisture requirements, sun and shadow needs, and the harmful insects to be on the lookout for, just like with any other plant.
Where can you find cacti?
Only a few hardy species of opuntia and escobaria are present in almost every US state and southern Canadian province, although they are much more common in the southwest’s arid areas. Cacti are prevalent in six US states, including (roughly) the following: Arizona (83), California (35), New Mexico (56), Nevada (26), Utah (34) and Texas (91).
The Sonoran, Chihuahuan, and Mojave deserts correspond to the lower elevations and southernmost places where the densest populations can be found. The hottest part of the Sonoran Desert in southeast California and southwest Arizona also has a relatively small number of species for the same reason. The best places to see cacti are south and southeast Arizona, south New Mexico, and far west Texas, especially in the Big Bend region. Of these three, the Mojave has somewhat fewer species due to its low rainfall.
The golden cereus, Munz’s cholla, coastal cholla, chaparral prickly pear, and San Diego barrel cactus are just a few of the rare cactus species that grow in California’s far southwest, close to San Diego, and down the coast into Santa Barbara. These can be seen in locations like Torrey Pines State Reserve, Santa Monica Mountains National Recreation Area, and Cabrillo National Monument, but the majority of California species are found in the southeasterly deserts, specifically in Mojave, Anza Borrego, Death Valley, and Joshua Tree National Parks. Joshua Tree is particularly fruitful because it is located on the border of the Sonoran and Mojave deserts, and as a result, has plants typical of both.
Arizona has two National Park Service (NPS) locations dedicated to particular cacti: Organ Pipe Cactus National Monument in the far south, bordering Mexico, and Saguaro National Park on either side of Tucson. With approximately 30 species, some of which are fairly rare (like senita), this latter area is one of the best cactus places in the entire state. Other cactus-filled desert preserves include Kofa NWR, Sonoran Desert National Monument, Cabeza Prieta NWR, Ironwood Forest National Monument, and Agua Fria National Monument. Several small state parks, like Catalina, Sabino Canyon, Lost Dutchman, and Alamo Lake, also provide an excellent introduction to the local flora. The region in the far southeast between Nogales and the Chiricahua Mountains, which is where certain plants from the adjacent Chihuahuan Desert may be seen, as well as some that are significantly more frequent over the border in Mexico, has the most uncommon species, except from Organ Pipe NM. Cacti, however, are abundant throughout the state; for instance, the Canyon De Chelly National Monument is home to 12 different species. A few areas in the north also contain some extremely rare species, such as the pediocactus bradyii in the Marble Canyon region and the sclerocactus sileri on the Kaibab Plateau. Visit a botanical garden, like the Boyce Thompson Arboretum in Superior or the Arizona-Sonora Desert Museum west of Tucson, if you want to observe a wide variety of plant species all in one spot.
Around 20 different varieties of cacti can be found in Nevada’s far south, on the edge of the Mojave Desert. These include the hills that border Lake Mead and Lake Mohave, the foothills of Mount Charleston, and Red Rock Canyon National Conservation Area. The most prominent species are the Engelmann’s hedgehog cactus, California barrel cactus, many headed barrel, five different varieties of cholla, and several opuntia. The Great Basin Desert covers the rest of the state, which has fewer cacti but still contains a few very unusual species (sclerocactus).
The majority of the state of Utah is covered in cacti, including the Colorado Plateau, the Uinta Basin in the northeast, and low-lying areas of the southwest (on the edge of the Mojave Desert). The well-known national parks (Arches, Capital Reef, Zion, and Canyonlands) are each home to more than a dozen species, and Utah contains about six forms of cactus that are unique to the US. However, there is no one optimum spot (sclerocactus and pediocactus species).
Over 50 cactus species can be found in the Chihuahuan Desert, which makes up the southern third of New Mexico. These species can be found in places like Oliver Lee Memorial State Park, the Carlsbad Caverns National Park backcountry, and (in a botanical garden setting) Living Desert State Park in Carlsbad.
With around 100 different cactus species, Texas is the state with the most. The majority are found along the Rio Grande, close to the Mexican border, particularly in the Big Bend region, in Big Bend National Park and Big Bend Ranch State Park. In particular, the species of coryphantha, echinomastus, and escobaria are at their northernmost ranges on this terrain. In the far south, in the area of Brownsville, there is another cluster of rare species. Cacti can also be found in the Davis Mountains/Fort Davis, Guadalupe Mountains, and Black Gap WMA in the Chihuahuan Desert.
Is agave a cactus?
A succulent, agave is frequently mistaken for a cactus. Keep in mind that not all succulents are cacti, and not all cacti are succulents. Agaves have leaves, but cacti don’t; this is the primary distinction between the two types of plants.
Do agaves flower?
Agaves are primarily valued for their astounding leaf design, but they do eventually flower. This marks the end of the plant’s life cycle, when it leaves behind a dazzling display of a towering spike or a massive, tree-like stalk with branched stalks. The mother plant dies off after the towering spires covered with tubular blooms are done. However, fresh pups begin to form before or after flowering, depending on the species, and can be removed and placed in other containers.
How are agaves propagated?
To create more of a good thing, pups can be removed from the parent plant. Some agave plants also produce plantlets on their flower stalks in addition to the offspring that sprout from the roots. Pups and plantlets can both be taken out and planted in separate pots.
Are there native succulents in Florida?
Although cactus is typically associated with the vast deserts of Southwest America, Florida is home to several different varieties of these succulents. In addition, several species, such the prickly pear, are indigenous to this state. This cactus has a teardrop form and has little yellow flowers on flat branches.
Curiously, cacti don’t have leaves. These drought-tolerant plants, on the other hand, store water in their stems. They also have pointed spines and a thick waxy coating on their stems that resists evaporation.
In a variety of containers scattered about the house, cacti do fairly well. This is especially true given that there are many different sizes and shapes of plants. Therefore, combining several species together creates an engaging and fascinating collection. However, prickly pears thrive better when planted directly in the ground as opposed to in pots.
A blue cactus—is it real?
Although blue cactus variations are less widespread than green ones, they do exist and present a special chance to add a tone that truly affects the landscape or even dish gardens.
Can you grow Christmas cacti in Florida?
One of my favorite Christmas plants has no sap, no spines, and is easy to grow. Holiday cacti get their name from the fact that they bloom around Christmas, Easter, or Thanksgiving. A real cactus, but one without spines, is the Christmas cactus. Bright indirect light is ideal for it. This plant has a long lifespan and bears a sizable number of pink, violet, orange, red, and white blossoms. When nighttime temperatures are between 50 and 60 degrees Fahrenheit, flowering is at its best.
Like the Poinsettia, it is a short day plant, which means that after receiving 12 to 14 hours of complete darkness every day, the plant develops flower buds during the cooler and shorter fall days. The plant will not develop flower buds if exposed to artificial light, such as that from driveway lights or streetlights. Starting around October 1, you can compel this plant to bloom by putting it somewhere dark from 5 p.m. to 8 a.m. every day. Buds should be ready by November 1 and will bloom between Thanksgiving and Christmas.
This plant does require frost protection, so if temperatures are predicted to be frosty, you might want to relocate it inside your house or garage. The roots need to be in well-drained soil or they may rot. It should be damp but not soggy in the soil. From April through September, fertilize every month or two using a water-soluble or slow-release fertilizer. Don’t plant a Christmas cactus in a pot that is much bigger because it prefers to be root-bound. Make sure the bottom has a drainage hole. Replant every three years or so. Avoid trimming after mid-summer even if it promotes branching and flowering. Cuttings from this plant can be easily multiplied. Make careful to keep it away from heat sources, such as fireplaces, heating vents, and televisions.