How to Grow Small-leaved Aroids

Wikimedia Commons

Small-leaved Aroids

Arum species (various, including Arum maculatum, Arisaema species)

flower

Small-leaved aroids are a diverse group of plants in the Araceae family, characterized by their distinctive spathe-and-spadix flower structure and often striking foliage. These plants range from woodland perennials to tropical houseplants, many featuring arrow-shaped or deeply lobed leaves in green, variegated, or spotted patterns. They are prized by collectors for their unusual flowers and architectural foliage.

When should you plant Small-leaved Aroids 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 Small-leaved Aroids timeline →

Example Small-leaved Aroids timeline · Pittsburgh, PA (Zone 6b)

Plant Small-leaved Aroids
Around Apr 17

Near Pittsburgh's average last spring frost.
Tend & protect
Late spring–summer

Watering, feeding, and pest-watch reminders.
First Small-leaved Aroids blooms
Mid-to-late summer

Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Small-leaved Aroids dates for your own zip code.

Growing Conditions

☀️

Sun: Dappled shade to partial shade; 2-4 hours of indirect light daily. Most aroids dislike direct afternoon sun, especially variegated varieties

💧

Water: Keep soil consistently moist but not waterlogged. Water when top inch of soil feels dry. Reduce watering in winter dormancy for hardy species. Tropical aroids prefer high humidity

📏

Spacing: 12-24 depending on species and mature size inches

📅

Days to maturity: 2-3 years to flowering maturity from seed

🌱

Planting depth: Tubers/rhizomes planted 1-2 inches deep; seedlings at soil surface or barely covered

Soil

Type: Rich, well-draining, humus-heavy soil with organic matter

pH: 6.0-7.0

Amendments:

Peat moss or coco coir Perlite for drainage Composted bark Leaf mold Orchid bark for epiphytic species

Growing Zones

Find your zone →

Hardiness varies by species; hardy woodland aroids (Arisaema) thrive in zones 4-9, while tropical aroids prefer zones 10-11 or indoor cultivation

4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b

Get my Small-leaved Aroids timeline →

Growth Stages

Dormancy

3-4 months (November-March in Northern Hemisphere)

Hardy species enter winter dormancy; foliage dies back completely. Tubers/rhizomes rest underground

Reduce watering significantly or cease entirely. Keep soil dry to prevent rot. Store tubers in cool, dark location if lifted. No fertilizing needed

Emergence & Early Growth

4-6 weeks

First leaves unfurl from tuber/rhizome; stems elongate. Foliage begins to expand

Begin regular watering as growth resumes. Maintain moderate warmth (60-70°F). Provide bright indirect light. Start biweekly dilute fertilizing

Vegetative Growth

6-10 weeks

Plant develops multiple leaves with full coloration and patterns. Stems strengthen. Foliage reaches mature size and shape

Continue consistent moisture and humidity. Feed every 2 weeks with balanced, dilute fertilizer. Provide support stakes if needed. Increase light gradually

Flowering

2-4 weeks

Characteristic spathe (sheath-like bract) emerges, often with distinctive color and pattern. Spadix (club-like flower structure) develops within

Maintain steady warmth (65-75°F). Continue watering and humidity. Flowers can last 1-3 weeks. Pollen-bearing flowers may emit odor (often unpleasant in some species)

Fruiting & Maturation

6-12 weeks

After pollination, berries form along spadix, ripening from green to orange, red, or yellow. Plant may gradually decline in vigor

Allow berries to ripen fully for seed collection. Reduce watering slightly. Let plant prepare for dormancy. Collect seeds when berries fully color

Companion Planting

Plan your garden →

Plant with:

Ferns Hosta Hellebores Corydalis Epimedium Trillium Bleeding heart (Dicentra)

Avoid planting near:

Full-sun perennials Drought-tolerant plants Dense groundcovers that compete for moisture

Common Pests

Increase humidity and misting. Isolate affected plants. Spray with water or insecticidal soap. Use miticide if severe
Remove with cotton swab dipped in alcohol. Isolate plant. Spray with neem oil or insecticidal soap
Hand-remove with soft brush. Spray with horticultural oil or neem oil monthly until controlled
Allow soil surface to dry slightly between waterings. Use yellow sticky traps. Apply nematode-based biocontrols or dilute sand layer on soil
Improve drainage and reduce watering frequency. Repot in fresh, sterile soil. Remove affected portions. Avoid waterlogging

Uses

🌿

Exotic Foliage & Flowers

Ornamental

Small-leaved aroids are prized by collectors and gardeners for their striking, unusual foliage patterns (variegation, spotting, deep lobes) and sculptural spathe-spadix flower structures. Hardy species like Arisaema add woodland garden interest; tender species are popular rare houseplants [source]

🦋

Native Plant Ecosystem Support

Wildlife

Hardy woodland aroids provide early-season interest and support native pollinator and seed-dispersal relationships. Berries attract birds for seed distribution in natural settings [source]

🍳

Tuber Crops (Select Species)

Culinary

Some aroid tubers are edible starch sources after proper processing and cooking to remove calcium oxalate crystals (taro, malanga, and some Alocasia species). Many small-leaved aroids are not typically consumed but certain species have ethnobotanical culinary uses [source]

💊

Traditional Ethnobotanical Uses

Medicinal

Various aroid species have been used in traditional medicine systems for respiratory, digestive, and anti-inflammatory purposes. Preparations typically involve tubers or rhizomes, though efficacy is not scientifically established for most species [source]

🎨

Collector Specimens & Propagation

Craft

Rare and variegated aroid species are highly valued by houseplant collectors. Propagation through tuber division, offset production, and seed-growing is a rewarding horticultural hobby, with enthusiast communities dedicated to aroid cultivation [source]

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

Harvest Tips

For seed collection, allow fruits to fully ripen on the plant (typically orange-red). Remove berries and extract seeds, cleaning away flesh. Sow fresh seeds immediately in moist medium for best germination. Seeds may require cold stratification (4-8 weeks at 4°C) for hardy species. Hardy woodland aroids are typically not harvested; enjoy flowers in place. Some species produce edible tubers after several years but require proper identification and preparation

Fun Facts

🌱 Some aroid flowers produce heat through respiration (thermogenesis) and emit pungent odors resembling rotting flesh to attract pollinators like flies and beetles. Temperature can rise 10-35°C above ambient air
🌱 The 'cuckoo pint' (Arum maculatum) gets its name from the Old English 'cuckoo-point,' and berries were once used to make a potent starch called 'sago' before modern sources were discovered
🌱 Araceae is one of the largest plant families with over 4,000 species, ranging from tiny 2-inch plants to giant tropical species with leaves exceeding 3 feet; small-leaved aroids represent the ornamental end of this diverse spectrum

Gardening Terms

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

Germination Partial Shade Perennial Pollination

Shop Small-leaved Aroids plants and related plants at Plant Addicts →

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Small-leaved Aroids planting timeline

Tell us your zip code and we'll calculate exactly when to start Small-leaved Aroids 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 Small-leaved Aroids timeline →