Plants / Mint

Mint

Mentha spicata

Also known as: Spearmint, Peppermint

⚠ïļ Toxic to petsLamiaceaeVery easy to propagate

A complete guide to growing and propagating Mint: its care needs, how to take cuttings and root them, how long propagation takes, and how to fix the most common problems.

Mint care at a glance

☀ïļ Light
Part shade to full sun; tolerates more shade than most herbs.
💧 Water
Keep consistently moist; mint hates drying out and wilts fast.
ðŸŠī Soil
Rich, moisture-retentive soil; contain it in a pot as it spreads aggressively.
ðŸ’Ļ Humidity
Hardy perennial in zones 3-11; spreads by runners, best grown in a pot.
ðŸū Toxicity
Toxic to cats, dogs, and horses (ASPCA) in large amounts due to essential oils, causing vomiting and diarrhea. Culinary leaves are edible for people.

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Log when you took each cutting, set rooting reminders, and watch your propagation timeline — free on iPhone.

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How to propagate Mint

Water (stem cuttings)

Difficulty: Very easyTimeline: Roots in 1-2 weeks; pot up once a few roots reach 1-2 inches.
  1. Cut a 4-5 inch healthy stem just below a node.
  2. Remove the lower leaves and set the node underwater in a jar.
  3. Keep on a bright sill and refresh the water every few days.
  4. Pot up into moist soil once roots appear.

Division

Difficulty: Very easyTimeline: Immediate; establishes within a few weeks.
  1. Dig up an established clump in spring or fall.
  2. Pull or cut a section that has both roots and shoots.
  3. Replant the division at the same depth in moist soil.
  4. Water in well and keep evenly moist while it establishes.

Common Mint problems & fixes

Leggy, sparse stems

Not enough light or overdue for a trim. Give 6+ hours of sun and pinch the tips regularly to force bushier growth.

Wilting

Usually dry soil — herbs drink fast in sun. Water when the top inch dries and make sure the pot drains freely.

Bolting (flowering) and bitter leaves

Heat stress. Pinch off flower buds early to keep the leaves tender and extend the harvest.

Track your mint cuttings & propagation in SnipLog

Log when you took each cutting, set rooting reminders, and watch your propagation timeline — free on iPhone.

Get SnipLog →

Toxicity notes are a general guide based on ASPCA-style classifications — if a pet ingests any houseplant, contact your vet. Care needs vary with your home's conditions.