Pickerel Weed vs Pomelo Plant Comparison

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

Pickerel Weed

Pickerel Weed

Pontederia cordata

VS
Pomelo

Pomelo

Citrus maxima

Pickerel Weed

Pickerel Weed

Pontederia cordata

Pickerelweed is an aquatic perennial herb typically found in shallow water habitats like ponds, marshes, and streams. It features distinctive heart-shaped leaves and a prominent flower spike that blooms in summer. The plant grows from rhizomes, forming dense colonies. While primarily an outdoor plant, it is occasionally grown in large water gardens or aquariums. It is valued for its attractive foliage and flowers, which attract pollinators and provide habitat for aquatic wildlife.

Pontederiaceae North America, South America
✨ Features: Attracts pollinators, provides habitat for aquatic wildlife, helps filter water.
📖 Read Complete Pickerel Weed Guide
Pomelo

Pomelo

Citrus maxima

The pomelo is a large, evergreen citrus tree typically grown outdoors. It can reach heights of 15-50 feet. It features glossy, dark green leaves and produces very large, fragrant white flowers followed by the characteristic large, round or pear-shaped fruit with thick rind. Pomelos are cultivated for their sweet, slightly tangy fruit, which is often eaten fresh or used in jams and preserves. While it can technically be grown in a container, it's challenging to fruit indoors and requires very specific conditions.

Rutaceae Southeast Asia, specifically Malaysia and Thailand
✨ Features: Fragrant flowers, large and flavorful fruit
📖 Read Complete Pomelo Guide

Quick Plant Comparison

Feature Pickerel Weed Pomelo
Light Full sun to partial shade Full sun (at least 6-8 hours of direct sunlight daily)
Watering Daily to maintain water levels Every 1-2 weeks, depending on weather and soil drainage
Humidity 60-90% 50-70%
Temperature 15-27°C 20-30°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height 0.3-1 meter (outdoor, less in containers) 2-4m (indoors, unlikely to reach full outdoor size)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Heavy clay soil or aquatic planting mix Well-draining, slightly acidic soil mix (e.g., citrus potting mix)
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (including algae control, pruning, and water level maintenance) 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Pickerel Weed

Scientific Name Pontederia cordata
Family Pontederiaceae
Native To North America, South America
Also Known As Pickerelweed, Pickerel Weed, Heartleaf Pickerelweed
Leaves Heart-shaped (cordate) leaves, typically 10-25 cm long and 5-15 cm wide. The leaves are smooth, glossy green, and have prominent veins. They are attached to long petioles that emerge from the rhizomes.
Flowers Produces a dense spike of small, violet-blue flowers in summer. The flowers are about 1 cm long and have six petals. They are arranged spirally around the spike and bloom sequentially from the bottom up. Rarely flowers indoors.

Pomelo

Scientific Name Citrus maxima
Family Rutaceae
Native To Southeast Asia, specifically Malaysia and Thailand
Also Known As Pummelo, Jabong, Shaddock
Leaves The leaves are large, glossy, and dark green, with a distinct citrus scent when crushed. They are oval-shaped and have a leathery texture.
Flowers Pomelos produce large, fragrant white flowers in the spring. While they can bloom indoors under the right conditions, fruiting is rare without specialized care.

📏 Size & Growth — Plant Comparison

Pickerel Weed

Height 0.3-1 meter (outdoor, less in containers)
Spread 0.3-0.6 meters (spreads via rhizomes)
Growth Rate Fast
Growth Pattern Upright, emergent aquatic plant that grows from rhizomes, forming dense colonies in shallow water. It sends up stalks with heart-shaped leaves and flower spikes.

Pomelo

Height 2-4m (indoors, unlikely to reach full outdoor size)
Spread 1-2m (indoors, unlikely to reach full outdoor size)
Growth Rate Moderate
Growth Pattern The pomelo grows as an upright, evergreen tree with a rounded crown. It can become quite large over time, especially when grown outdoors in optimal conditions.

🌱 Propagation — Comparing Plant Growth

Pickerel Weed

Methods: Division of rhizomes, Seed

Difficulty: Easy

Tips: Divide rhizomes in spring or early summer. Ensure each division has healthy roots and shoots. Plant in aquatic soil and keep submerged in water. Seeds can be sown in shallow water in spring.

Pomelo

Methods: Seed, grafting, air layering

Difficulty: Moderate

Tips: Grafting is the most reliable method for fruit production. Use healthy scion wood from a known fruiting variety. Seeds can be used, but the resulting plant may not be true to type.

✨ Benefits & Features — Comparing Plant Value

Pickerel Weed

Pickerelweed is a native aquatic plant that provides important habitat and food sources for wildlife. Its distinctive heart-shaped leaves and purple flower spikes make it an attractive addition to water gardens. It is also known for its ability to help filter and oxygenate water.

  • ✓ Provides habitat for aquatic wildlife
  • ✓ Attracts pollinators such as bees and butterflies
  • ✓ Helps to filter and oxygenate water in ponds and aquariums
  • ✓ Adds visual interest with its unique foliage and flowers
  • ✓ Contributes to a natural and balanced ecosystem in aquatic environments
  • ⚠️ Toxic to pets

Pomelo

The pomelo is the largest citrus fruit, known for its thick rind and sweet, slightly tangy flavor. It is a parent species to the grapefruit and has a distinctive fragrance.

  • ✓ Provides fresh citrus fruit.
  • ✓ Offers fragrant blossoms.
  • ✓ Adds a tropical aesthetic to the garden.
  • ✓ Can be used in cooking and baking.
  • ✓ Provides shade when grown outdoors.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Pickerel Weed

Repotting Divide and replant every 1-2 years to control spread and maintain vigor.
Pruning Remove dead or yellowing leaves regularly. Trim back excessive growth to control spread.
Fertilizing Aquatic plant fertilizer tablets or slow-release fertilizer formulated for aquatic plants, applied according to package instructions during the growing season (spring/summer).
Seasonal Care In winter, cut back dead foliage. In colder climates, rhizomes may need protection from freezing. In summer, ensure adequate water levels and sunlight.

Pomelo

Repotting Every 2-3 years, or when the plant becomes root-bound
Pruning Prune to maintain shape and remove dead or diseased branches. Prune after fruiting.
Fertilizing Citrus-specific fertilizer, applied monthly during the growing season (spring and summer) at half strength
Seasonal Care In winter, reduce watering and protect from frost. In summer, provide ample water and fertilizer. Provide supplemental light if grown indoors.

🌞 Light Requirements

Pickerel Weed

Full sun to partial shade

Low light tolerant: ❌ No

Pomelo

Full sun (at least 6-8 hours of direct sunlight daily)

Low light tolerant: ❌ No

💧 Watering Needs

Pickerel Weed

Requires consistently moist to wet conditions. If grown in a container, ensure the pot is sitting in a tray of water or submerged in a larger water feature. Overwatering is not a concern as it is an aquatic plant. Underwatering will cause the leaves to wilt and brown.

Pomelo

Water deeply when the top inch of soil is dry. Ensure good drainage to prevent root rot. Overwatering can lead to yellowing leaves and root rot. Underwatering can cause leaf drop and stunted growth.

🌡️ Temperature & Humidity

Pickerel Weed

Temperature: 15-27°C

Humidity: 60-90%

Pomelo

Temperature: 20-30°C

Humidity: 50-70%

🤔 Which Plant Is Right For You?

Pickerel Weed

Pickerel Weed

Pontederia cordata
Care: Expert Time: 30 minutes weekly (including algae control, pruning, and water level maintenance) Beginner: No

Experienced gardeners with ponds, water gardens, or large aquariums who want to add a native aquatic plant.

✅ Choose This Plant If...

  • You have a pond or water garden and want a native plant.
  • You want to attract pollinators and wildlife to your water feature.
  • You need a plant that can tolerate consistently wet conditions.
  • You appreciate the unique heart-shaped foliage and flower spikes.
  • You are an experienced gardener looking for a rewarding aquatic plant challenge.

❌ Skip This Plant If...

  • You do not have a suitable aquatic environment (pond, water garden, large aquarium).
  • You are looking for a low-maintenance indoor plant.
  • You have pets that might ingest the plant, as it is toxic to them.
📍 Ideal Location: Outdoor pond, water garden, or large aquarium.
🎨 Style: Naturalistic, Cottagecore, Wild Garden
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Pickerel Weed contains calcium oxalates, which are toxic to dogs, cats, and horses. Symptoms include oral irritation, excessive drooling, vomiting, and difficulty swallowing.
Pomelo

Pomelo

Citrus maxima
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners in warm climates who want to grow their own citrus fruit.

✅ Choose This Plant If...

  • You have a greenhouse or sunroom with ample sunlight.
  • You live in a warm climate with mild winters.
  • You are an experienced gardener looking for a challenge.
  • You want to enjoy the fragrant blossoms of a citrus tree.
  • You are prepared to provide supplemental lighting and humidity indoors.

❌ Skip This Plant If...

  • You have limited space indoors.
  • You cannot provide at least 6-8 hours of direct sunlight daily.
  • You have pets that might ingest the plant.
  • You are a beginner gardener.
  • You expect to harvest fruit indoors without specialized equipment.
📍 Ideal Location: A sunny greenhouse or sunroom. Outdoors in a warm climate.
🎨 Style: Tropical, Traditional
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, citrus plants contain essential oils that are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, drooling, depression, and photosensitivity.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

☀️

Pickerel Weed needs full sun to partial shade, while Pomelo prefers full sun (at least 6-8 hours of direct sunlight daily).

📈

Pickerel Weed has fast growth, while Pomelo grows moderate.

💡 Pro Tips For Comparing These Plants

Pickerel Weed Care Tips

Pickerelweed is best suited for outdoor water gardens or large aquariums. It requires full sun and consistently wet conditions. Indoor cultivation is challenging due to the need for specialized aquatic environments and intense lighting. It is an aggressive spreader and needs containment.

  • Ensure consistent water levels, especially during hot weather.
  • Provide full sun for optimal flowering.
  • Use aquatic plant fertilizer to promote healthy growth.
  • Control algae growth to prevent it from smothering the plant.
  • Protect rhizomes from freezing in colder climates.
❄️ Winter: Cut back dead foliage. In colder climates, protect rhizomes from freezing by moving them to a deeper part of the pond or covering them with mulch.
☀️ Summer: Ensure adequate water levels, especially during hot weather. Provide full sun for optimal flowering. Monitor for pests and diseases.

Pomelo Care Tips

Pomelos are challenging to grow indoors due to their high light requirements and large size. They need very bright light, consistent watering, and proper fertilization to thrive. Fruiting indoors is unlikely without specialized equipment and conditions. Pest control is also crucial.

  • Provide excellent drainage to prevent root rot.
  • Fertilize regularly with a citrus-specific fertilizer.
  • Protect from frost in winter.
  • Prune regularly to maintain shape and remove dead wood.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Reduce watering frequency during the winter months. Protect the plant from frost if grown outdoors. Provide supplemental light if grown indoors.
☀️ Summer: Water more frequently during the summer months, especially during hot and dry periods. Fertilize regularly to support growth and fruit production. Protect from intense afternoon sun in extremely hot climates.

⚠️ Common Problems & Solutions — Plant Care Comparison

Pickerel Weed

Common Issues: Algae growth, Nutrient deficiencies, Aphids, Root rot (if water quality is poor)
Solutions: Control algae with appropriate algaecides or by improving water circulation. Supplement with aquatic plant fertilizer. Treat aphids with insecticidal soap. Ensure good water quality to prevent root rot.

Pomelo

Common Issues: Scale, spider mites, nutrient deficiencies, root rot
Solutions: Scale and spider mites: Treat with insecticidal soap or neem oil. Nutrient deficiencies: Use a citrus-specific fertilizer. Root rot: Improve drainage and reduce watering frequency.

❓ Frequently Asked Questions — Comparing These Plants

Pickerel Weed

What are the light requirements for Pickerel Weed?

Pickerel Weed thrives best in full sun, requiring at least six hours of direct sunlight daily. However, it can also tolerate partial shade, especially during the hottest part of the day. Insufficient light can lead to leggy growth, reduced flowering, and overall weaker plants.

How do I care for Pickerel Weed?

Pickerel Weed thrives in shallow water or moist soil. Plant in a pond, water garden, or a container submerged in water. Full sun to partial shade is ideal. Ensure the water is clean and well-oxygenated. Add aquatic plant fertilizer sparingly during the growing season (spring and summer). Remove dead leaves and flowers regularly.

How do I propagate Pickerel Weed?

Pickerel Weed can be easily propagated through division or cuttings.

Pomelo

What are the light requirements for Pomelo?

Pomelos require bright, indirect light to thrive indoors. A south-facing window is ideal, providing ample sunlight throughout the day. If natural light is insufficient, supplement with grow lights. Rotate the plant regularly to ensure even light exposure on all sides, preventing lopsided growth. Avoid direct sunlight, especially during the hottest part of the day, as it can scorch the leaves. If leaves appear pale or leggy, it indicates insufficient light. Adjust the plant’s position or increase supplemental lighting as needed.

How do I care for Pomelo?

Pomelo thrives indoors with proper care. Provide bright, indirect light for at least 6 hours daily, ideally near a south-facing window. Water thoroughly when the top inch of soil is dry, ensuring good drainage to prevent root rot. Use a well-draining potting mix specifically formulated for citrus trees. Fertilize regularly with a citrus-specific fertilizer during the growing season (spring and summer), following the package instructions. Maintain a stable temperature between 65-85°F (18-29°C) and avoid sudden temperature fluctuations. Prune regularly to maintain shape and encourage fruit production, removing any dead or crossing branches. Increase humidity by misting the plant or using a humidifier, especially during dry winter months. Repot every 2-3 years into a slightly larger pot. Monitor for pests such as spider mites or aphids and treat promptly.

How do I propagate Pomelo?

Pomelo can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem, removing the lower leaves. Dip the cut end in rooting hormone and plant in a well-draining potting mix. Keep the soil consistently moist and provide warmth and humidity. Rooting typically occurs within 4-8 weeks. For air layering, make a shallow cut on a healthy stem and wrap it with moist sphagnum moss. Cover the moss with plastic wrap and secure it with tape. Keep the moss moist. Roots will develop within a few months, at which point you can cut the stem below the roots and plant the new Pomelo tree.

Last updated: May 1, 2026 — Plant care data reviewed and verified by our editorial team.