How to Grow Monster

Wikimedia Commons

Monster

Monstera deliciosa

vine

Monstera deliciosa is a popular tropical climbing vine known for its large, heart-shaped leaves with distinctive holes and splits (fenestration). It's a vigorous grower that makes an excellent houseplant, often reaching 6-10 feet indoors. This Swiss cheese plant is prized for its dramatic foliage and air-purifying qualities.

When should you plant Monster in your zone?

Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.

Get my Monster timeline →

Example Monster timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Monster

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Monster

    Late summer into fall

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Monster dates for your own zip code.

Growing Conditions

☀️
Sun: Bright, indirect light; 8-10 hours daily. Tolerates low light but grows slower and fenestration may be reduced.
💧
Water: Water when top 1-2 inches of soil are dry. In growing season (spring/summer), water every 1-2 weeks. Reduce frequency in fall/winter. Prefers humidity of 40-60%. Do not allow to sit in water.
📏
Spacing: 12-18 inches from support structure inches
📅
Days to maturity: N/A - continuous growth; fenestration appears on mature leaves (1-2 years)
🌱
Planting depth: Plant at same depth as nursery pot; soil level should reach base of stem

Soil

Type: Well-draining, airy potting mix with perlite and orchid bark
pH: 6.0-7.0
Amendments:
Perlite Orchid bark Coco coir Compost

Growing Zones

Find your zone →

Thrives in zones 10b-11; can be grown as a houseplant year-round in cooler climates

10b 11a 11b

Sign up free to see if Monster grows in your zone — and get a personalized planting timeline.

Get my Monster timeline →

Growth Stages

1

Juvenile

6-12 months

Small plant with solid, unfenestrated leaves. Leaves are 2-6 inches long and heart-shaped without holes.

Provide bright, indirect light and consistent moisture. Support with moss pole or trellis to encourage upward growth.

2

Young Adult

6-12 months

Leaves begin to develop fenestration (small holes and splits). Leaves grow larger, 6-12 inches long.

Continue supporting with moss pole. Increase humidity around the plant. Feed monthly with balanced fertilizer during growing season.

3

Mature Vegetative

Ongoing

Large leaves (12-18+ inches) with prominent fenestration and splits. Plant is vigorous and climbing actively.

Prune occasionally to maintain shape and encourage bushiness. Rotate plant regularly for even growth. Wipe leaves monthly with soft, damp cloth.

4

Flowering (Optional)

Spring (if it occurs)

May produce cream-colored, spathe-like flowers in ideal conditions. Flowers are followed by edible fruit.

Flowers are rare on indoor plants but occur with excellent humidity and light. Requires 3-4+ years of mature growth.

5

Fruiting

12+ months

Green, bumpy fruit developing from flowers. Fruit matures over 1 year, turning pale green/yellowish.

Fruit is edible and tastes like pineapple-banana when ripe. Do not harvest prematurely.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Drafty areas Heat vents Direct cold air conditioning Direct sunlight through hot windows

Common Pests

  • Spray with neem oil or insecticidal soap; increase humidity; isolate affected plant

  • Remove with rubbing alcohol on cotton swab; spray with neem oil weekly

  • Manually remove with cloth; treat with horticultural oil or insecticidal soap

  • Spray with neem oil or insecticidal soap; improve air circulation

  • Repot in fresh, dry soil; improve drainage; reduce watering frequency; remove rotted roots

Uses

🏠

Air Purification & Indoor Decoration

Household

Monstera deliciosa is recognized by NASA as an effective air-purifying plant that removes formaldehyde and other toxins from indoor air. Its striking foliage with natural fenestration makes it a popular statement plant for modern home décor. [source]

🍳

Edible Fruit

Culinary

The mature fruit is edible with a flavor resembling pineapple mixed with banana. It must be fully ripe to eat, as unripe fruit contains calcium oxalate crystals that can irritate the mouth. [source]

💊

Traditional Herbal Use

Medicinal

In tropical regions, various parts of Monstera have been used in traditional medicine for inflammatory conditions and respiratory issues, though scientific evidence is limited. [source]

🎨

Plant Propagation & Gifts

Craft

Monstera is easily propagated from stem cuttings, making it popular for plant sharing and propagation hobby enthusiasts. Mature nodes with aerial roots root readily in water or soil. [source]

🦋

Tropical Habitat Plant

Wildlife

In its native Central American rainforest habitat, Monstera provides food and shelter for tropical birds, insects, and small mammals. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Monstera is grown for foliage, not harvested like a crop. Prune stems just above aerial roots or leaf nodes to encourage bushier growth and propagate cuttings. If fruit develops (rare indoors), wait until it turns pale green and releases easily from the plant—this indicates ripeness (can take 1+ year). Wear gloves when handling; the plant contains calcium oxalate crystals.

Fun Facts

  • 🌱 The holes in Monstera leaves (fenestration) are thought to help the plant withstand strong winds and heavy rain in its rainforest habitat, and to allow light to reach lower leaves as it climbs trees.
  • 🌱 Monstera deliciosa is sometimes called 'Swiss cheese plant' because the holes in the leaves resemble Swiss cheese, though the plant is actually native to Mexico and Central America, not Switzerland.
  • 🌱 The plant produces aerial roots that naturally seek out moss-covered trees in nature; indoors, these can be directed into soil or left hanging, adding to its unique appearance.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Monster planting timeline

Tell us your zip code and we'll calculate exactly when to start Monster seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my Monster timeline →