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Miss Chen
2017年08月08日
Miss Chen
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Miss Chen
2017年08月08日
Miss Chen

A straw flower cactus is a cactus that has a straw flower (or strawflower) attached to it, either with hot glue or a pin. The flower is the bract of Xerochrysum bracteatum and is named for its papery, straw-like texture. The flowers are used to "dress up" the cactus, usually to enhance sales. Many home gardeners are fooled into believing that the attached flowers are the actual flowers of the cactus. Straw flowers have the unusual ability to open and close, even though dead, in response to the level of humidity in the air. Although this action may seem lifelike, the flowers require no extra care beyond what you give the cactus. Step 1 Place your cactus near a window that gets bright but indirect light. Do not place it directly in the hot sun. Most potted cacti were either raised indoors or in a greenhouse and can sunburn, according to information published by Texas A&M University. In addition, the straw flowers fade in the sun. If you want to set your cactus outside, place it in a location that receives partial shade and gradually move it into a sunnier location. Step 2 Feed your cactus soon after you bring it home. Potted plants need a dose of nutrients added to the soil now and then. Once every six months use a water-soluble, slow-release fertilizer formulated for cacti and succulents. Alternatively, give the cactus a low dose of 5-10-5 fertilizer once in the spring, summer and again in the fall.
Step 3 Water your cactus when the soil dries out. Cacti are drought-tolerant plants and can be left without water for several weeks. In general, water once a month, or when a stick inserted to the bottom of the pot is still dry when pulled out.
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Miss Chen
2017年08月08日
Miss Chen

Cacti come in many shapes and sizes and do well in warm, sunny climates. Cacti in their natural habitats will flower seasonally, according to the type of plant. Cacti in the family of Mamillaria, Gymnocalycium, Parodia and Notocactus bloom even when planted indoors. Some cacti take 50 or more years before they mature enough to bloom, so check with a reliable expert before choosing a specific cactus. Cacti must have a dormant season to allow them to bloom. Indoor cacti may receive too little sun, too much warmth and too much water to allow the plant to achieve this dormant state. Step 1 Plant the cacti in a medium-size planting pot to allow for several years of growth. Mix equal parts bird gravel, potting soil and leaf mold. Follow the planting directions for your specific type of cactus. Water the mixture thoroughly when transplanting. Step 2 Feed the plant and water regularly from March through November, the active period for the plant. Water only until the top ¼ inch of the soil is wet.
Step 3 Withhold water or fertilizer for the cactus from November to March to allow the cactus to become dormant as it would in its natural environment. Place the plant in a location where the temperature does not rise above 50 degrees F at night but receives at least five hours of daily sunlight. Step 4 Water the cactus again when the first blooms appear in the spring. Continue to feed and water regularly until August. Taper off the watering in August to prepare the plant for its next dormant season.
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Miss Chen
2017年08月08日
Miss Chen

Most Florida cactus plants produce flat stems and no leaves. However, they have characteristics that distinguish them from one another. The prickly pear cactus, for instance, produces flowers while a Christmas cactus might drop berries. Others, like the triangle cactus, only bloom at night. Florida's warm climate is the home to different species of cactus, some of which you can find in nurseries for home growth.
Christmas cactus. The Christmas cactus is a rain forest native that needs more moisture and shade than desert cacti. This plant doesn't have leaves, but it produces flowers that bloom at the tip of flat stems that look like foliage. It grows in soil that's rich and moist. It does well as a container plant.
Prickly pear cactus. Prickly pear is an edible cactus with nine species native to Florida, devil's tongue being one. This cactus grows 18 inches tall with a wide spread. Its flat stems look like leaves and produce 3 inch long spines, as well as smaller ones called "glochids." The bright yellow prickly pear flowers bloom one at a time for several weeks, each lasting only one day.
Close up of triangle cactus. Triangle cactus grows in Florida, producing a large night-blooming flower that attracts hummingbird moths. Spines sprout from the cactus' leaf-like stems. The plant also produces an edible sweet red fruit. Triangle cactus tolerates freezing temperatures down to 20 degrees F.
Night blooming Cereus flower. This climbing cactus has no spines and produces large fragrant flowers that bloom for a night in the summer. According to the Cornell University Cooperative Extension Service, night-blooming cereus needs little care to thrive and will spread like a vine up to 40 feet long. To control its propagation, it's best to grow it in a container.
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Miss Chen
2017年08月08日
Miss Chen

Dragon fruit originated in Central America. Also called pitaya fruit, this plant has been cultivated since the 13th century. Dragon fruit, like other cactus, needs warm growing conditions. When pitaya matures, it makes an excellent eating fruit or component for wine and flavorings. When consumed in fresh or dried form dragon fruit provides carotene, digestive fiber, protein, phosphorus, Vitamin B1, Vitamin B2, Vitamin B3 and Vitamin C. Step 1 Choose your plant. Dragon fruit can grow from seeds, but many people prefer a seedling so the cactus grows more quickly. Obtain the seedling from a reliable nursery. Those that sell cactus are the most likely to offer dragon fruit. Step 2 Place some rocks in the bottom of a pot that's at least 2 feet deep and wide, followed by a 2-inch covering of sand for good drainage. Position a trellis in the middle and pour in good potting soil to hold it in place. Push the seedling down into the dirt so just the very top peeks through the soil. Step 3 Add water to the soil. It should feel damp but not soggy. Dragon fruit is susceptible to root rot. Also, as a succulent it naturally holds a lot of water so you don't need to keep it overly wet. Step 4 Cover the pot using a piece of clear food storage plastic with tiny holes poked through. A toothpick works nicely. Move the pot to a partly sunny window or in front of a grow light. Dragon fruit requires about 4 hours of direct sun daily, followed by partial light for another 4. Step 5 Adjust the temperature of the room in which your dragon fruit grows. They like it around 100 degrees F. A heat lamp can provide the temperature desired. Step 6 Move the seedling deeper in the soil. After about two weeks, the seedling should be about 3 inches tall. It's now ready to move further down into the soil so it doesn't become root-bound. Move it carefully, gently shaking the roots to move it out and then replacing it in the pot, leaving about 1 inch out of the soil. When the plant grows about 6 inches, tie it to the trellis for security. Your plant should begin flowering in about six to eight months. Step 7 Get fruit by pairing Hylocereus undatus and Hylocerus polyrhizus seedlings and cross-pollinate them. Wait for the flowers of both to open, usually at night, then gather pollen from anthers of both plants with a cotton swab, transferring it to the stigma of the other plant. You've just done the work of bees and other pollinators. Step 8 Once fruit develops, watch for signs of ripeness before picking the fruit. The skin will appear yellow or red instead of green, the fruit will easily release from the tree, a rich fruity aroma will emit from the dragon fruit, and the fruit will feel tender when squeezed.
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Miss Chen
2017年08月08日
Miss Chen

The Agave attenuata is a relatively rare plant from the mountains of central Mexico, although it is becoming very popular with gardeners in the U.S., especially those in the southern states. The Agave attenuata has no thorns or stickers, as most other members of the Agave family have, and grows faster than most other members of its genus. Still, it can take up to ten years for the Agave attenuata to bloom for the first time, although, unlike other Agaves, the attenuata does not die after blooming. The species is easy to propagate. Step 1 Find an Agave attenuata plant with one or more small "pups" (small Agave plants) growing from the base of the parent plant. Step 2 Cut off one of more of these small pups from the base of the parent plant with a sharp knife. Cut close to the base of the parent plant, keeping a few roots with the pup if possible (although this is not always possible). Step 3 Allow the pup(s) to lay in the shade for 48 hours, drying out slightly.
Step 4 Soak the base of the slightly-dried pups in a pan of multicrop plant starter solution, available at any nursery or home improvement center. Soak overnight. Step 5 Insert the base of the pup(s) into a container containing a mix of 1/3 potting soil, 1/3 sand and 1/3 organic manure. Water well until water drips from the base of the container, and then place the container in a partially-shaded area of the garden after all possibility of frost has passed. After the initial watering, water the pups only enough to keep the soil moist but not soggy. Your Agave attenuata plant should start growing within three to four weeks.
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Miss Chen
2017年08月08日
Miss Chen
Christmas cactus is aptly named because it blooms just in time for the holiday season, although older plants may keep an erratic blooming schedule. Starting a new Christmas cactus is an ideal way to ensure that you enjoy its festive blooms on time. You can actually start a Christmas cactus by taking a stem cutting from an already established plant, which ensures that your new cactus takes on the same characteristics as its "parent" plant.

Step 1 Locate a healthy stem with three or more segments on a Christmas cactus. Grasp the stem by the base and gently twist it away from the cactus. Allow the stem to dry on a paper towel overnight.
Step 2 Prepare a planting pot. Select a pot with plenty of drainage holes in the bottom, and set it on a tray. Fill the pot with a mixture of 2 parts peat moss, 1 part sand and 1 part potting soil.
Step 3 Brush aside some of the planting medium so you can plant the stem. Press the stem into the planting medium with the lower one-fourth to one-half of the bottom segment -- where you twisted it from the original plant -- sitting below the soil. Gently water the stem with a spray bottle.
Step 4 Place the pot in an area that receives indirect sunlight. Don't be alarmed if the stem starts to show signs of wilting. This is normal, and the stem should spring back to good health, with signs of new growth within a week or two.
Step 5 Spritz the cactus once a day until it starts exhibiting new growth. When this happens, you can begin watering it as you normally would. Wait until the soil is dry, then water until it's moist. You should also move the plant into direct sunlight.
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