Garden Mum (Chrysanthemum morifolium)

Garden Mum

Chrysanthemum morifolium

Dense, daisy-like blooms paint autumn in warm hues. Herbaceous perennial flowering plant; common names: garden mum, florist's chrysanthemum.

Full sun
1–2/week
Beginner
🌱

Plant Needs

☀️
Sunlight Requires at least 6 hours of direct daily sunlight for abundant blooms; tolerates partial shade in hot summer climates
💧
Watering Water deeply when the top 2–3 cm of soil feels dry; avoid overwatering to prevent root rot and fungal growth
🌡️
Temperature Hardy to 0°C for short periods; optimal growth occurs at 15–25°C; protect young plants from early autumn frost
🔍

Characteristics

  • Leaf: Alternate, lobed or serrated, dark green, with fuzzy texture on undersides
  • Flower: Composite flower heads in diverse colors (white, yellow, pink, red, purple) with distinct ray and disc florets
  • Stem: Erect, branching, green to brownish as it matures
🛠️

Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Feed with balanced, diluted fertilizer every 2 weeks. Discontinue fertilizing once blooms open to extend flower longevity

Composted banana peel tea:Soak fully composted banana peels in water for 24 hours; dilute the mixture 1:20 before applying as a root drench to avoid pest attraction
Pruning
  • Pinch back stem tips in spring to encourage bushy growth and increase flower production
  • Deadhead spent blooms regularly to prolong the flowering period
  • Cut back stems to 10 cm above soil level after the first hard frost in autumn
⚠️

Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; contains pyrethrins that cause gastrointestinal and neurological symptoms

Humans: Ingestion may cause mild gastrointestinal upset; skin contact can trigger mild redness or itching

📖

Garden Uses & Culture

Culture: Symbolizes longevity and joy in traditional Chinese culture; associated with remembrance in some Western contexts

Usage: Ornamental garden plant, cut flower for floral arrangements, and traditional medicinal use in East Asia