chrysanthemum diseases

Chrysanthemums are subject to a large number of virus diseases, including mosaic, chrysanthemum smut virus, tomato spotted wilt virus, and aster yellows. Virus-infected plants generally have spindly, stunted shoots and yellowed foliage. Leaves may be marked with ring spots, lines, pale areas, or mottling.

Why do chrysanthemums wilt?

Wilt diseases (Verticillium and Fusarium) attack the vascular tissue of the plant, causing brown streaks to appear. The flowers may wilt and die quite suddenly. These diseases live in the soil and attack the roots, so they are hard to avoid.

What is eating my chrysanthemum?

Aphids (greenfly, blackfly) - cause distortion of the foliage and are a prime suspect in the spread of viruses. Capsid Bugs - are sap suckers and will cause distorted growth of terminal shoots. Earwigs - will eat flowers and foliage, causing ragged patterns.

Why are my mums leaves turning yellow?

Yellowing Chrysanthemum Leaves – Poor Drainage

The plants need well-draining soil to thrive. If the soil doesn't release water, the mum's roots drown and you see your chrysanthemum plant yellowing. Your best bet in this case is to move the plants to a site with lighter soil.

How do you get rid of mum bugs?

Other Insects

Like other pests, they feed on mums and leave spots as they ruin foliage and flowers. If you spot just a few, you can target them directly with rubbing alcohol on a cotton swab to kill them. Otherwise, spraying them off with water or applying insecticidal soap can help get rid of them.

Should you water mums everyday?

Chrysanthemums love full sun and all that heat means they also need plenty of water. Give them a good soak after repotting, then water every other day or whenever soil seems dry. Try to avoid allowing your plants to wilt.

Can mums be overwatered?

Mums are photoperiodic plants that require long dark nights to bloom. ... Take care not to overwater your mums as soggy soil can prevent them from flowering and cause root rot. Signs of overwatering include yellow leaves that turn black and fall off. Keep mums evenly watered to ensure the best flowering.

Does Chrysanthemum keep bugs away?

Chrysanthemums (Mums) – Repels ticks, fleas, ants, Japanese beetles and many other insects. Mums contain a neurotoxin called Pyrethrin, that kills insects, yet is safe for animals.

Do chrysanthemums need full sun?

Chrysanthemums are sun-loving plants. Although they technically require only 6 hours of sunlight each day, the more light they receive, the better their growth, bloom and hardiness.

Do mums attract mosquitoes?

Chrysanthemums, or mums for short, are long-blooming, easy-to-care-for flowers that are a natural mosquito remedy. ... They grow up to 5 feet tall and bloom from summer through late fall in USDA plant hardiness zones 5 through 9. Along with mosquitoes, mums repel other outdoor insect pests, such as: Ants.

How often do you water mums?

Unless the mum is in a very sunny and hot location, watering the plant well, once a day, should be sufficient. When watering, instead of pouring water through the dense flowers, water the plant's soil.

How long will mums bloom?

Depending on weather conditions and mum varieties, you can expect to get a good display of color for four to six weeks. Extended periods of hot weather will age the flowers more quickly.

How do you take care of outdoor mums?

How to Care for MUMs and Keep Them Blooming All Season

Place your mums in a sunny area in your home. Find a window that allows lots of sun in and be sure it gets at least four hours a day of direct sunlight.
Keep the soil moist. ...
Deadhead often for lasting blooms. ...
Once your mums stop blooming, you can place them in the ground outdoors once the weather starts to warm.

How do you treat mum fungus?

Prevention & Treatment: Remove infected leaves as soon as possible. Set new plants farther apart and provide better ventilation. Water the soil without wetting the plants. If disease is severe enough to warrant chemical control, use a fungicide with mancozeb as active ingredient.

How do you take care of chrysanthemums?

To do their best, chrysanthemums should be planted in well-drained beds that receive at least six hours of sun daily. After they finish flowering, garden mums should be cut back far enough to remove all of the faded flowers (about one-quarter their height).

What is the significance of the chrysanthemum flower?

Chrysanthemums generally symbolize longevity, fidelity, joy and optimism. Various colors symbolize other important meanings as well. Red chrysanthemums symbolize love and deep passion. Yellow chrysanthemums symbolize neglected love or sorrow.

How do you get mums to bloom?

Plant the mums in well-draining soil that receives full sun. Fertilize well to encourage blooms. If the mums produce spring blooms, pinch them back before late summer to encourage fall flowering.

Will potted mums come back?

Potted mums are autumn classics, with late-season color that boosts curb appeal or brightens a Thanksgiving table. ... Treat your potted mums with care, and they'll come back whether you maintain them in the pot or plant them out in the garden.

Should you deadhead mums?

Deadhead often for lasting blooms. Take off wilted blooms and dead stems/leaves not only makes your mums look more beautiful, it helps your plant to bloom longer. Once your mums stop blooming, you can place them in the ground outdoors once the weather starts to warm.

How do you know when mums need water?

Water (But Not Too Much)

Stick your finger into the soil up to the second knuckle to see if it feels dry. Sometimes, however, this is not possible because the plant is rootbound and the soil is hard.
Pick up the pot. If it is light, it likely needs to be watered.

What to do with mums after they die?

After the foliage of the plant has died back, you will need to cut it back. Cut back the stems of the mums to 3 to 4 inches (8 to 10 cm.) above the ground. Leaving a little bit of the stems will ensure that next year you have a full plant, as the new stems will grow from these trimmed stems.

Why do mums wilt?

When their leaves are drooping, which can happen ridiculously quickly, they are way too dry. Try to water before they get to that state. ... To avoid this, and to re-hydrate dry soil, put the mum pot in a bucket of water with a few inches of water and leave it to soak for a few hours.