Mum
(Chrysanthemum morifolium)
Easy to Moderate Experience Level
Personality
The official ambassador of sweater weather.
Water Needs
Garden Mums like consistently moist soil, especially while blooming. Check them frequently because a mum packed with flowers can drink surprisingly fast, particularly outdoors on warm, breezy days.
Water thoroughly when the top inch of soil begins to feel dry and allow excess water to drain. Avoid letting the pot sit in standing water.
Key indicator: If the whole plant suddenly looks dramatically wilted, check the soil. Mums are excellent at announcing that their beverage service has been delayed.
Light Needs
Bright light and plenty of sunshine.
Outdoors, Garden Mums bloom best with several hours of direct sunlight each day. Indoors, give them your brightest sunny window. Too little light can result in fewer flowers and lankier growth.
Think: "It's fall. Put me in the spotlight."
Pet Safe?
No - Chrysanthemums are considered toxic to cats and dogs. They contain compounds including pyrethrins and sesquiterpene lactones that may cause vomiting, diarrhea, drooling, skin irritation, and sometimes loss of coordination if eaten.
Things to watch for
Sudden wilting: Often means she's thirsty. Check the soil before assuming the worst.
Constantly dry soil: Blooming mums can be surprisingly thirsty, especially in small nursery pots.
Yellow leaves: Can indicate overly wet soil, poor drainage, or simply older foliage beneath the dense plant.
Spent flowers: Deadheading faded blooms keeps the plant looking tidy and can help prolong the display.
Aphids & other pests: Check flower buds and tender growth for tiny unwanted guests.
Frost: Garden mums tolerate cool fall weather, but a hard freeze can damage flowers and foliage.
Common questions
Q: Can I plant my Garden Mum outside after fall?
A: You can! Garden mums are perennial plants, although survival depends on the cultivar, climate, planting time, and winter conditions. Planting them earlier gives the roots much more time to establish before winter.
Q: Why did my mum wilt so quickly?
A: Check the soil. A big, flower-covered mum in a relatively small pot can use water quickly. Give it a thorough drink and see whether it perks back up.
Q: Should I remove dead flowers?
A: Yes. Snip or pinch off faded blooms to keep your mum looking fresh.
Q: Can I keep it indoors?
A: Temporarily, yes. Give it lots of light and keep it away from heating vents. Garden mums generally prefer life outdoors.
Q: Why aren't the flower buds opening?
A: Insufficient light, severe drying, or stress can interfere with flowering.
Plant Lore & fun facts
Chrysanthemums have been cultivated for centuries, particularly in Asia. They have especially strong cultural significance in Japan, where it is associated with the imperial family.
Mums are short-day plants — longer nights help trigger their famous autumn flowering. Their late-season flowers can also provide a food source for pollinators when many summer blooms are finished.
And "mum" is hardly one look. Breeders have produced an enormous range of flower colors, shapes, and sizes.
popular varieties
Cushion Mums
Daisy Mums
Spider Mums
Pompon Mums
Decorative Mums
Anemone Mums
Football/Incurve Mums