Arum vs Five Spot Plant Comparison

Compare these two plants side by side — care needs, key differences, and which is right for your home.

Arum

Arum

Arum italicum

VS
Five Spot

Five Spot

Nemophila maculata

Arum

Arum

Arum italicum

Arum italicum is a tuberous herbaceous perennial known for its striking foliage and distinctive spadix and spathe flower structure. It emerges in the fall with arrow-shaped leaves, often beautifully veined in white or cream. The plant goes dormant in the summer. It is primarily an outdoor plant, thriving in woodland conditions. While it can be grown indoors, it requires very specific conditions to mimic its natural habitat. People grow it for its attractive foliage and unique flower structure.

Araceae Mediterranean region, from Portugal and Morocco to Turkey and Crimea
✨ Features: Attractive foliage with distinctive veining, unique flower structure.
📖 Read Complete Arum Guide
Five Spot

Five Spot

Nemophila maculata

Nemophila maculata, commonly known as Five Spot, is an annual wildflower native to California. It's characterized by its delicate, cup-shaped white petals, each adorned with a distinctive violet or purple spot at the tip, hence the name. Typically growing to a height of 6-12 inches, it forms a low, spreading mound. This plant is primarily grown outdoors in gardens and wildflower meadows for its charming and unique floral display. It is not typically grown indoors due to its need for full sun and specific environmental conditions.

Boraginaceae California, USA
✨ Features: Unique spotted petals
📖 Read Complete Five Spot Guide

Quick Plant Comparison

Feature Arum Five Spot
Light Partial to full shade outdoors. Indoors, requires very bright, indirect light, ideally a north-facing window or under grow lights. Full sun to partial shade
Watering Every 10-14 days during growing season, much less frequently during dormancy. Every 2-3 days in hot weather, less frequently in cooler weather, depending on soil moisture.
Humidity 40-60% 30-50%
Temperature 10-21°C 15-24°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height Indoors: 30-60 cm 15-30 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining, humus-rich soil. A mix of potting soil, peat moss, and perlite is suitable. Well-draining soil, sandy or loamy soil is ideal.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly during growing season, 5 minutes during dormancy. 5 minutes weekly

🔬 Botanical Information — Comparing These Plants

Arum

Scientific Name Arum italicum
Family Araceae
Native To Mediterranean region, from Portugal and Morocco to Turkey and Crimea
Also Known As Italian Arum, Italian Lords-and-Ladies, Painted Arum
Leaves The leaves are arrow-shaped, typically 20-30 cm long, and often feature prominent white or cream-colored veins. The texture is smooth and slightly waxy.
Flowers Arum italicum produces a spadix and spathe flower structure. The spathe is a creamy-white or greenish-white hood-like structure that surrounds the spadix, a fleshy spike covered in tiny flowers. It rarely flowers indoors.

Five Spot

Scientific Name Nemophila maculata
Family Boraginaceae
Native To California, USA
Also Known As Five Spot, Fivespot
Leaves The leaves are deeply lobed and fern-like, providing a delicate texture to the plant. They are typically green in color and arranged alternately along the stems.
Flowers It flowers outdoors in spring and early summer. The flowers are cup-shaped and white, with a distinctive violet or purple spot at the tip of each petal.

📏 Size & Growth — Plant Comparison

Arum

Height Indoors: 30-60 cm
Spread 30-45 cm, spreads via tubers
Growth Rate Moderate
Growth Pattern Arum italicum grows from a tuber, producing arrow-shaped leaves in the fall. It flowers in the spring, followed by the development of bright red berries in the fall. The plant goes dormant in the summer.

Five Spot

Height 15-30 cm
Spread 15-30 cm
Growth Rate Fast
Growth Pattern It grows as a low, spreading mound, typically reaching a height of 6-12 inches. The plant is herbaceous and dies back after flowering.

🌱 Propagation — Comparing Plant Growth

Arum

Methods: Division of tubers, Seed

Difficulty: Moderate

Tips: Divide tubers in late summer or early fall. Sow seeds in the fall after the berries have ripened. Ensure good drainage when planting.

Five Spot

Methods: Seed

Difficulty: Easy

Tips: Sow seeds directly into the garden in early spring or fall. Lightly cover the seeds with soil and keep moist until germination.

✨ Benefits & Features — Comparing Plant Value

Arum

Arum italicum is unique for its winter foliage, which appears after most plants have lost their leaves. Its distinctive spadix and spathe flower structure also set it apart from other plants.

  • ✓ Unique and striking appearance.
  • ✓ Adds visual interest to shady areas.
  • ✓ Can be a conversation starter.
  • ✓ Provides a touch of the Mediterranean landscape.
  • ✓ Offers a seasonal display of foliage and berries.
  • ⚠️ Toxic to pets

Five Spot

The distinctive violet or purple spots on the tips of each petal make this wildflower easily recognizable and highly desirable. Its delicate, cup-shaped flowers add a touch of elegance to any garden. It is an annual, so it completes its life cycle in one year.

  • ✓ Attracts pollinators to the garden
  • ✓ Adds a unique and charming aesthetic to the landscape
  • ✓ Easy to grow from seed
  • ✓ Provides a beautiful floral display
  • ✓ Supports local biodiversity
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Arum

Repotting Repot every 2-3 years in late summer or early fall when the plant is dormant.
Pruning Remove spent flower stalks and yellowing leaves.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied monthly during the growing season.
Seasonal Care Fall: Active growth begins, increase watering and fertilizing. Winter: Continue watering as needed. Spring: Flowering occurs. Summer: Dormancy, reduce watering significantly.

Five Spot

Repotting Not applicable as it is an annual plant.
Pruning Deadheading spent flowers can encourage further blooming.
Fertilizing A balanced liquid fertilizer diluted to half strength can be applied monthly during the growing season.
Seasonal Care In spring and summer, ensure adequate watering and sunlight. In fall, collect seeds for the next season. In winter, the plant will die back.

🌞 Light Requirements

Arum

Partial to full shade outdoors. Indoors, requires very bright, indirect light, ideally a north-facing window or under grow lights.

Low light tolerant: ❌ No

Five Spot

Full sun to partial shade

Low light tolerant: ❌ No

💧 Watering Needs

Arum

Water thoroughly when the top inch of soil is dry during the growing season (fall to spring). Reduce watering significantly during dormancy (summer). Overwatering can lead to tuber rot. Underwatering will cause the leaves to wilt and brown.

Five Spot

Water regularly, especially during dry periods, to keep the soil consistently moist but not waterlogged. Overwatering can lead to root rot. Underwatering will cause the plant to wilt and eventually die.

🌡️ Temperature & Humidity

Arum

Temperature: 10-21°C

Humidity: 40-60%

Five Spot

Temperature: 15-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Arum

Arum

Arum italicum
Care: Expert Time: 15 minutes weekly during growing season, 5 minutes during dormancy. Beginner: No

Experienced gardeners who want a unique plant and can provide the specific conditions it needs.

✅ Choose This Plant If...

  • You appreciate unique foliage and a striking plant structure.
  • You can provide a cool, dormant period in the summer.
  • You are an experienced gardener comfortable with challenging plants.
  • You have a shady spot in your garden or can mimic those conditions indoors.
  • You are prepared to handle a toxic plant and keep it away from pets and children.

❌ Skip This Plant If...

  • You have pets or small children who might ingest the plant.
  • You are a beginner gardener.
  • You cannot provide a cool, dormant period.
  • You don't have a bright, indirect light source.
  • You prefer low-maintenance plants.
📍 Ideal Location: Bright, indirect light near a north-facing window. A cool basement or garage during dormancy.
🎨 Style: Woodland, Cottagecore, Eclectic
🏠 Apartment Friendly: Limited
⚠️ All parts of the plant, especially the berries and tubers, contain calcium oxalate crystals. These can cause oral irritation, excessive drooling, vomiting, and difficulty swallowing in dogs, cats, and horses. Contact with sap can cause skin irritation.
Five Spot

Five Spot

Nemophila maculata
Care: Expert Time: 5 minutes weekly Beginner: No

Gardeners looking to add a unique and charming wildflower to their garden or meadow.

✅ Choose This Plant If...

  • You want a unique and eye-catching wildflower in your garden.
  • You are looking for a plant that attracts pollinators.
  • You want an easy-to-grow annual that adds charm to your landscape.
  • You live in a climate with mild winters and warm summers.
  • You have a sunny spot in your garden with well-draining soil.

❌ Skip This Plant If...

  • You are looking for an indoor plant.
  • You do not have a sunny garden.
  • You live in a climate with harsh winters.
📍 Ideal Location: Outdoor garden or wildflower meadow with full sun exposure.
🎨 Style: Cottagecore, Bohemian, Naturalistic
🏠 Apartment Friendly: No
⚠️ According to available sources, Nemophila species are generally considered non-toxic to humans and animals. However, it's always best to prevent pets from consuming any plant material.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Five Spot ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Arum has moderate growth, while Five Spot grows fast.

💡 Pro Tips For Comparing These Plants

Arum Care Tips

Arum italicum is primarily an outdoor plant and requires expert care to thrive indoors. It needs specific light, temperature, and dormancy conditions. It is toxic to pets. Indoor cultivation is challenging due to its seasonal growth cycle and need for a cool, dormant period.

  • Provide a cool, dry dormant period in the summer by reducing watering significantly and keeping the plant in a cooler location.
  • Ensure excellent drainage to prevent tuber rot.
  • Fertilize regularly during the growing season with a balanced liquid fertilizer.
  • Monitor for pests like aphids and spider mites and treat promptly.
  • Wear gloves when handling the plant to avoid skin irritation from the sap.
❄️ Winter: Continue watering as needed, but avoid overwatering. Ensure the plant receives adequate light. Protect from frost if grown outdoors.
☀️ Summer: Reduce watering significantly during dormancy. Keep the plant in a cool, dry location. Avoid direct sunlight.

Five Spot Care Tips

Five Spot is an outdoor plant that requires full sun and well-draining soil. It is not suitable for indoor growing due to its high light requirements and need for specific environmental conditions. Maintaining consistent soil moisture is crucial for healthy growth.

  • Sow seeds directly into the garden in early spring or fall for best results.
  • Ensure well-draining soil to prevent root rot.
  • Water regularly, especially during dry periods.
  • Deadhead spent flowers to encourage further blooming.
  • Provide full sun for optimal growth and flowering.
❄️ Winter: The plant is an annual and will die back in winter. Collect seeds for the next season.
☀️ Summer: Ensure adequate watering and sunlight during the summer months. Deadhead spent flowers to encourage further blooming.

⚠️ Common Problems & Solutions — Plant Care Comparison

Arum

Common Issues: Tuber rot, Leaf spot, Aphids, Spider mites
Solutions: Tuber rot: Ensure well-draining soil and avoid overwatering. Leaf spot: Improve air circulation and treat with a fungicide. Aphids/Spider mites: Treat with insecticidal soap or neem oil.

Five Spot

Common Issues: Powdery mildew, aphids, root rot
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. | Aphids: Spray with insecticidal soap. | Root rot: Ensure well-draining soil and avoid overwatering.

❓ Frequently Asked Questions — Comparing These Plants

Arum

What are the light requirements for Arum?

Arum plants thrive best in bright, indirect light. Direct sunlight can scorch the leaves, so avoid placing them in areas with intense midday sun. An east-facing window is often ideal, providing gentle morning light. If you only have south or west-facing windows, filter the light with sheer curtains or blinds. Insufficient light can result in leggy growth and reduced flowering. Rotate the plant regularly to ensure even light exposure on all sides. During the darker months, consider supplementing with artificial grow lights to maintain healthy growth. Observe the plant’s foliage; if the leaves appear pale or stretched, it’s a sign that it needs more light.

How do I care for Arum?

Arum plants prefer bright, indirect light but can tolerate some shade. Water thoroughly when the top inch of soil feels dry to the touch, ensuring good drainage to prevent root rot. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Reduce watering and fertilization during the dormant period in fall and winter. Maintain moderate humidity, especially indoors. Repot every 1-2 years in spring, using a well-draining potting mix. Prune away any yellowing or dead leaves to encourage healthy growth. Protect from frost as Arum is not cold hardy. Monitor for pests such as aphids or spider mites and treat accordingly. Proper air circulation is essential to prevent fungal diseases.

How do I propagate Arum?

Arum can be propagated through division, stem cuttings, or from bulb offsets (keikis).

Five Spot

What are the light requirements for Five Spot?

Five Spot requires bright, indirect sunlight to thrive. While it can tolerate some direct morning sun, avoid exposing it to harsh afternoon sun, which can scorch the leaves. A location near an east-facing window is ideal, providing gentle morning light. If grown indoors, supplement with grow lights if natural light is insufficient, especially during winter months.

How do I care for Five Spot?

Five Spot thrives best in partial shade to full sun, requiring at least 4-6 hours of sunlight daily, especially for optimal blooming. Water regularly, keeping the soil consistently moist but not waterlogged, especially during the growing season. Fertilize every 2-4 weeks with a balanced liquid fertilizer diluted to half strength, or use a fertilizer formulated for flowering plants to encourage blooming.

How do I propagate Five Spot?

Five Spot can be propagated via seeds or stem cuttings. For stem cuttings, take a 4-6 inch cutting from a healthy stem, remove the lower leaves, and place it in water or directly into moist potting mix. Keep the soil consistently moist until roots develop. For seeds, sow them in well-draining soil in early spring. Keep the soil moist and provide bright, indirect light.

Last updated: May 13, 2026 — Plant care data reviewed and verified by our editorial team.