Step 1) Moisten 4 gallons of sphagnum peat moss by placing it in a container and then covering it with cold water. 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This Zinnia species is native to Mexico, and it is fast-growing and long-blooming. Composting diseased Zinnia plants spread disease. Step 2) Combine two quarts each of fine, sterile agricultural sand and agricultural perlite. You should not miss this: Growing Vegetables Organically in the Backyard. I am in love with these, along with the … Remove all diseased Zinnia plants, and discard them. Step 7) Shake off the excess powder and put the cuttings in the holes without touching the sides. Pick beetles from the Zinnia plants by hand, and destroy the insects. I have zinnia seedlings that aren't doing very much either. Then, squeeze the excess water from the peat moss and mix it with the sand and perlite. Alternatively, horticultural oil and soap is an effective treatment. Too little sunlight for too long will prevent new Zinnia plants from germinating and seedlings from developing. Zinnias cut your workload. Pests/Diseases Bacterial and fungal spots, powdery mildew, and bacterial wilt may affect zinnias. Dwarf common Zinnias like Short Stuff series and Small World series are grown in containers. Growing zinnias in mixed colors gives you plenty of flexibility, and you can save seeds from varieties you especially like. Learn how to grow low-maintenance zinnias and add a long-lasting pop of color to your garden during even the hottest months of the year. I’ve had the most success starting zinnias indoors in seed trays just a few weeks before the last frost date. Read this blog post to learn more about how to save seeds. Zinnia plants don’t need supplemental fertilizer throughout the season. I am growing zinnias and their color seems very faded. If garden space is limited, for instance, containers on a patio can add color and greenery. Zinnias famously hate root disturbance, so it is best to sow directly into freely drained soil with a fine tilth.Sow two or three seeds 2in (5cm) apart at 12in (30cm) spacing. Step 4) Clean the blades of garden scissors with soapy water and allow them to air dry. You have entered an incorrect email address! If you’re growing dwarf Zinnia plants in patio pots, however, you can simply direct-sow the seeds in the containers that you’ll move outside when the weather warms in spring. Raise the lights as the plants grow taller. Select varieties that are shorter, as the tall Zinnias won’t do as well in containers. A step by step guide to growing Zinnia flowers indoors, Choose short or dwarf Zinnia varieties for containers, Gardening tips for growing Zinnia flowers indoors, Growing Zinnia flowers from cuttings indoors, Commonly asked questions about growing Zinnia flowers indoors. In case if you are interested in How to Make Money from Dried Flower Business. Save my name, email, and website in this browser for the next time I comment. Then, water the growing medium until water drains from the pots. I grew some from seed last year and they did not disappoint. And, they don’t like to be crowded. Today, I want to talk to you about how to grow zinnias in your spring garden. Zinnias are good cut flowers. If you can’t plant immediately, water the Zinnia seedlings and keep them in a shady spot until you’re ready. Zinnia blooms don’t continue to open once cut; harvest flowers when all the petals are open. Sowing 2 seeds in each pot are not required, but it will help ensure that each container produces a plant. The seeds are large and have a high germination rate. If you have purchased zinnias from a local nursery and been disappointed with the results, try planting them from seed instead. Flowers are 4-5 inches across and are semi-double to double. When the weather is warm and humid, Zinnia plants are usually attacked by mildew. Then I transplant them into the garden when they are a few inches tall. Do zinnias need to be staked? I’m watering daily at sunrise and I have them mulched with a shade cloth, but is the AZ sun still too hot for them? When the young zinnia plant is 6-8 inches tall, cut the central stem just above 2-3 side shoots. Provide a way to raise the lights as the plants grow, keeping them about 3 to 4 inches above the tops of the plants. Zinnia blooms don’t continue to open once cut; harvest flowers when all the petals are open. Cut about 3- or 4-inch-long sections of each of the side shoots that have the healthy nodes with the scissors, and pinch off all the leaves save for two. Soil: The only real soil requirement is that it be well-draining. Keep the soil most, but not saturated, as seedlings begin to grow, and cover with a cloche. In case if you miss this: Growing Microgreens in Aquaponics. I clip off the dead ones but even the live ones look very muted in color. Semi-tropical zinnias need warm conditions to grow well, so I wait until late spring to start seeds indoors. To prevent these problems, grow Zinnias in full sun with plenty of air circulation. Zinnias suffer from a different variety of fungal diseases, including powdery mildew and alternaria leaf spot. I’ve had the most success starting zinnias indoors in seed trays just a few, . But staking zinnia plants is limited to the really tall zinnias – those that grow to 3 feet (1 m.) or more. That is frustrating. Good options for pots include the hybrid bedding Zinnias and these have a short, spreading growth habit. Your email address will not be published. If Zinnias didn’t develop correctly, it is most likely a result of their specific care requirements. Prune the Zinnia plants… I was so hesitant to prune back my little Zinnia plants. Even though Zinnias are fast-growing plants, starting Zinnia seeds indoors could help you get an even faster jump on the growing season, a plus if you’re growing Zinnias for cut flowers. Water the seeds well, adding a label to the area so you know what you’re growing. If the water in the evening, the plant leaves will stay wet all night and be more prone to fungal problems. Zinnias make excellent cut flowers, and come in varied sizes, colors, and textures. Zinnias can grow in any type of container, including plastic or clay pots, wooden half-barrels, a window box, or a hanging basket, but select a container that has at least one drainage hole to help prevent fungal growth in the soil. They are in the direct sun for a few hours in the morning but not for a long time. Then, cover them with the mix to a depth of about 1/4 inch and keep them lightly moist until seedlings sprout; keep in a sunny spot at room temperature until you are ready to transplant them into larger containers. Don't overwater because zinnias can also succumb to rot diseases especially on wet, clay soils. If they are at all shaded they are forced to stretch to reach the light, causing them to develop thin stems. We’ve know folks who just sprinkle the seeds—and voila! Zinnias are easy to get started from seeds, because their seeds are large and easy to handle, and they germinate quickly. Mine are in full sun with about 15 inches of good soil. Now back to farming, gardening profession as a plant Breeder, Gardener and Writer. Zinnias can get insect problems like aphids and spider mites and fungal diseases (powdery mildew and black spot). where they add beauty and attract pollinators. I planted Zinnia from seed at the end of May, and so far I have 6″ skinny stems with only a few leaves. Staking: These flowers have sturdy stems, so do not need staking. Space the Zinnia plants so air circulates freely around them, and water them using soaker hoses and drip systems, rather than overhead sprinklers, to keep their leaves dry. Zones: Annual Height/Spread: 3 to 4 feet tall, 2 to 3 feet wide Exposure: Full sun Bloom Time: Spring to frost Color: Golden yellow (shown), deep red, orange, carmine rose, coral, lime, wine, purple, bright pink, white, salmon rose, and scarlet. It helps to have a soil pH in the neutral range, but it’s not mandatory. My zinnias grew a few feet tall and rebloomed colorful flowers for several months. Cut zinnia stems at an angle just above a bud joint. You can start by purchasing seedlings at a garden center or nursery, but don’t buy them more than a day or two before you’re ready to plant. Support for zinnias is sometimes required depending on the variety. For a cheaper alternative, use paper egg cartons as seed trays that can be planted directly in the garden along with the Zinnia seedlings. Planting: Zinnia is extremely easy to start from seed. Zinnias love sun and heat as do many other flowers. depending on the variety to maximize air circulation and reduce powdery mildew. Zinnia plants are known to germinate within roughly 7 to 10 days after sowing. Harvest the seeds to plant in your garden next season and to share with friends. Damping-off fungi are more of a problem in cold soils with poor drainage and conjunction with overwatering. Keep the soil moist at 70-75 degrees F. Seedlings emerge in 7-10 days. Zinnia elegans ‘Benary’s Giant Golden Yellow'. Mr. Reddy was born in farmer's family and was into 'IT' profession where he was not happy with his job. Zinnia plants can be grown from nursery plants but grow easily from seeds. Introduction to growing Zinnia flowers indoors. The right care for Zinnia plants such as proper lighting, temperature, and water-needs can greatly vary depending on the type of seeds being sown. Then, make the cuts just under the nodes at 45-degree angles on each. Disclaimer: this post contains affiliate links. After collecting them, we can spread them in shallow cases or some paper indoors, for a couple of weeks, to allow them to dry out completely. Seeds of zinnia flowers should usually be sown directly into the sunny flower bed, as developing roots do not like to be disturbed. The petals will dry and fall away. Some zinnias plants won’t produce many flowers or buds. Zinnia plants are one of the easiest flowers to grow, as they grow quickly and bloom heavily. Zinnia plants are best started by direct-seeding in the garden; therefore, it is best to sow the Zinnia seeds indoors into 2 1/2- to 4-inch biodegradable peat pots that will break down when planted outside in the soil. There are many reasons to grow Zinnia plants. Step 6) Dig a 2-inch-deep hole in the growing medium with a pencil and then pour 2 tablespoons of rooting hormone powder on wax paper. These pretty flowers come in a range of colors and sizes, they are great cutting flowers and look nice in arrangements, they are very easy to grow, and they keep producing blooms all summer, even when it’s very hot. The seeds are the large plump center of the flower head. In warm climates, zinnias should be seeded directly into the soil after any frost has passed, says Mbofung-Curtis; in cooler climates, seeds can be started indoors in germination trays. Then, we can use paper bags (so that they absorb moisture) to collect the seeds. They are erect-growing, profusely blooming flowers which can grow to varying heights of 3 to 36 inches, depending on the variety. The colors of zinnias range from white, orange, various shades of pink, yellows and reds. To keep them blooming plant them in the full sun, water when the soil gets dry and fed them with fertilizer regularly. 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Give Zinnias plenty of suns and grown in the shade are often leggy and susceptible to mildew. For a cheaper alternative, use paper egg cartons as seed trays that can be planted directly in the garden along with the Zinnia seedlings. Zinnia Growing Tips. Zinnia flowers are colorful additions to any flower garden, they’re great for cutting, they are easy to grow and start from seed, so they make a great choice for container gardening. Though, if we indeed want to collect Zinnia seeds, we can do it very easily. Zinnias roots do not like to sit in damp soil and excess moisture improves their chances of getting powdery mildew. They are drought tolerant and don't need coddling. Plant zinnias in rich soil amended with compost … Teach your friends how to grow zinnias too. Space plants 6” to 18” apart depending on the variety to maximize air circulation and reduce powdery mildew. Zinnias are low maintenance. Zinnias bloom best in full sun and you also can encourage more blooms by pinching back young spindly seedlings to make them bushier and by removing spent blossoms. Answered by Nikki on September 7, 2011 Certified Expert . Zinnias roots do not like to sit in damp soil and excess moisture improves their chances of getting powdery mildew. Growing Garden Zinnias. Simply, we may clip the flowers and gently rub them between fingers, so that the seeds will fall in our paper bag. The zinnia is considered a tender annual and is indigenous to Mexico. I use these trays from Amazon. You can direct sow as soon as the soil has warmed a bit and there is no chance of frost. Minimize wetting of foliage and space... Caterpillars, mealybugs, and spider mites also cause problems. If the temperature in your house is usually lower than 23°C, place the pots on a heating mat set to the lowest setting. Alternatively, you can grow zinnias in a heated greenhouse. Let the flower head dry completely on the plant. Step 3) Sow 2 or 3 seeds per seed compartment, planting them one-half inch deep. Step 2) Moisten the soil evenly with water before planting the Zinnia seeds. Creeping Zinnia plants do well in containers. Short Stuff Zinnias grow to about 10 inches tall while Small World Zinnias top out at 6 inches. Planting: Zinnia is extremely easy to start from seed. Growing zinnia plants can be inexpensive, particularly when growing them from seed. They are about the same size as yours. Zinnias are great flowers to add to your spring or summer garden. Hi! It’s not too late to start seeds in June. Comment document.getElementById("comment").setAttribute( "id", "a874587d94d1428d1bcaeda9f5d5f025" );document.getElementById("ib8960eec1").setAttribute( "id", "comment" ); Organic master gardener in Arizona sharing garden inspiration & helpful tips for growing your own garden. There are great reasons to consider growing potted Zinnia plants. Water deeply a few times a week so the soil stays moist 6 to 8 inches deep. Others grow to several feet tall. Because of this, Zinnias thrive best in full sunlight, requiring 6 or more hours per day.  You want your Zinnia plants to spend their energy making more flowers, not producing seed. And, with pots, you can grow these pretty flowers inside in the winter, adding cheer to the colder months. Step 4) Lay a piece of plastic wrap loosely over the top of the soil or slide the tray, pots, or flat into a plastic bag, not tight or sealed. Thin out the seedlings, so you end up with one plant every 12in (30cm) or so. Plant zinnias in the right location. Thank you, Richard. When you fill the pots, the soil level must sit 1 to 1 1/2 inches below the top to allow room for watering. At the end of the season, leave the blooms on the largest, prettiest flowers. Zinnia flowers are one of the easiest flowers to grow, as they grow quickly and bloom heavily. I have been growing State Fair Zinnias for a few years, and they are stunning, multiple pinks, deep rose, yellow and a few white. Be sure not to get water on the leaves. Zinnias need many hours of bright, direct sun to flourish. When choosing Zinnia plants for potting, add some Zinnias for blossoms that keep coming all season long. The Cascade Beauties series and Crystal series grow to 10 inches tall. Cut the flower at the end of the stem when harvesting. This must usually happen after the weather starts to warm up and after having the seeds in a smaller pot for about 4 to 6 weeks. Planting the entire pot reduces the transplant shock so the Zinnia plant will have a greater chance of becoming established. Since they're fast-growing, they shade out weeds. Hi. Then, this makes sure that they’re in top shape when they go into the ground. So stunning and the sizes ranger from 2″ to nearly 4″ wide. Step 5) Set the tray, pots, and flat in a bright area, but not directly in sunlight. At this point, use garden shears to trim any leaves and thin the plants so they're about six to 18 inches (about 15 to 46 centimeters) apart. There are several possibilities I can think of right away: one is that they are still too young to bloom, another is that they are not receiving enough sunlight, and the third is that they have been provided with too much nitrogen. This tip for how to grow zinnias will make the biggest difference in the number of blooms. An easy way to do this is to set the flat, pots, and tray in a container of water so the water seeps up into the soil. Leaf miners, aphids, spider mites, and beetles are among the insects that attack Zinnia plants. Place the pots under fluorescent grow lights as soon as seeds germinate, in about 10 days. Seeds that contain an embryo will be kind of fat. It’s best to water in the morning so the plant leaves dry out quickly in the sun. He plans to collaborating his knowledge and personal interest in gardening into a subject of help to all those who wish to nurture their own little green escapes. Treat leaf miners, aphids, and spider mites by spraying the undersides of the plant leaves with a strong stream of water.