Box Elder vs Lysimachia Plant Comparison

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

Box Elder

Box Elder

Acer negundo

VS
Lysimachia

Lysimachia

Lysimachia nummularia

Box Elder

Box Elder

Acer negundo

Boxelder is a medium-sized deciduous tree typically reaching 30-50 feet in height, though it can grow larger. It's distinguished by its compound leaves, resembling those of ash trees, with 3-9 leaflets. Unlike most maples, it doesn't have the typical maple leaf shape. It's a fast-growing but relatively short-lived tree, often found in disturbed areas and along waterways. While it can provide shade and is adaptable to various soil conditions, it's often considered a 'weed tree' due to its weak wood, susceptibility to pests, and tendency to self-seed aggressively. It is not suitable as an indoor plant.

Sapindaceae North America
✨ Features: Attracts wildlife, provides shade
📖 Read Complete Box Elder Guide
Lysimachia

Lysimachia

Lysimachia nummularia

Lysimachia nummularia, commonly known as Creeping Jenny or Moneywort, is a perennial ground cover characterized by its trailing stems and rounded, coin-like leaves. It typically grows to only a few inches in height but can spread extensively. While primarily an outdoor plant, it is sometimes grown in hanging baskets or containers indoors. People grow it for its attractive foliage and ability to quickly cover ground, creating a lush, green carpet. Its vibrant green or golden foliage adds visual interest to gardens and landscapes. It is not ideally suited for long-term indoor growth.

Primulaceae Europe
✨ Features: Attractive foliage, ground cover, erosion control.
📖 Read Complete Lysimachia Guide

Quick Plant Comparison

Feature Box Elder Lysimachia
Light Full sun to partial shade Full sun to partial shade outdoors. Indoors, requires very bright, direct light for several hours daily.
Watering Water deeply once or twice a week during the first year, then as needed during dry spells. Every 3-7 days, depending on light and temperature.
Humidity 30-60% 30-50%
Temperature 10-30°C 15-24°C
Care Level Expert Expert
Growth Rate Fast Fast
Max Height N/A (Outdoor tree) 2-10 cm (indoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Adaptable to a wide range of soils, including clay, loam, and sand. Prefers well-drained soil but tolerates wet conditions. Well-draining potting mix or garden soil.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes monthly (pruning, pest control) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Box Elder

Scientific Name Acer negundo
Family Sapindaceae
Native To North America
Also Known As Boxelder, Box Elder Maple, Ash-leaved Maple
Leaves The leaves are compound, with 3-9 leaflets. Leaflets are typically 2-4 inches long, ovate to lanceolate in shape, and have coarsely toothed margins. The color is medium green, turning yellow in the fall.
Flowers Boxelder is dioecious, meaning that male and female flowers are borne on separate trees. The flowers are small, greenish-yellow, and appear in early spring. Flowering is not a significant ornamental feature.

Lysimachia

Scientific Name Lysimachia nummularia
Family Primulaceae
Native To Europe
Also Known As Creeping Jenny, Moneywort, Twopenny Grass
Leaves Rounded, coin-like leaves that are typically bright green, but some varieties have golden or chartreuse foliage. Leaves are small, usually less than an inch in diameter, and have a smooth texture.
Flowers It may produce small, yellow, cup-shaped flowers in the summer, but flowering is rare indoors.

📏 Size & Growth — Plant Comparison

Box Elder

Height N/A (Outdoor tree)
Spread N/A (Outdoor tree)
Growth Rate Fast
Growth Pattern Boxelder grows upright with a spreading crown. It can develop multiple trunks or a single trunk, depending on growing conditions.

Lysimachia

Height 2-10 cm (indoors)
Spread 30-60 cm (indoors, can be aggressive in ideal conditions)
Growth Rate Fast
Growth Pattern Trailing, spreading ground cover. Stems can grow long and cascade over edges of containers or spread across the ground.

🌱 Propagation — Comparing Plant Growth

Box Elder

Methods: Seed, cuttings

Difficulty: Easy

Tips: Collect seeds in the fall and stratify them over winter. Take softwood cuttings in the spring.

Lysimachia

Methods: Stem cuttings, Division

Difficulty: Easy

Tips: Take stem cuttings and place them in water or directly into moist soil. Keep the soil consistently moist until roots develop. Division can be done by separating rooted sections of the plant.

✨ Benefits & Features — Comparing Plant Value

Box Elder

Boxelder is unique among maples for its compound leaves, resembling those of ash trees. It is also known for its tolerance of poor soil conditions and its rapid growth rate.

  • ✓ Provides shade during hot weather.
  • ✓ Attracts birds and other wildlife to the yard.
  • ✓ Can help stabilize soil and prevent erosion.
  • ✓ Relatively fast growth provides quick results.
  • ✓ Tolerates a wide range of soil conditions.
  • ⚠️ Toxic to pets

Lysimachia

Its trailing growth habit and coin-shaped leaves make it a unique and attractive ground cover. It can tolerate a range of soil conditions and is relatively easy to propagate.

  • ✓ Provides ground cover and helps prevent soil erosion.
  • ✓ Adds visual interest with its bright green or golden foliage.
  • ✓ Can be used in hanging baskets or containers.
  • ✓ Relatively easy to propagate.
  • ✓ Can tolerate a range of soil conditions.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Box Elder

Repotting N/A (Outdoor tree)
Pruning Prune regularly to remove dead, damaged, or crossing branches. Thin the crown to improve air circulation.
Fertilizing Apply a balanced fertilizer (10-10-10) in early spring for young trees. Mature trees generally don't require fertilization unless showing signs of nutrient deficiency.
Seasonal Care Water regularly during dry periods in the summer. Protect young trees from frost in the winter. Prune in late winter or early spring to remove dead or damaged branches.

Lysimachia

Repotting Every 1-2 years, or as needed if the plant becomes root-bound. More frequently if growth is vigorous.
Pruning Regular pruning is necessary to control its spread and maintain its shape. Prune back stems that become too long or leggy.
Fertilizing Balanced liquid fertilizer diluted to half strength, every 4-6 weeks during the growing season (spring/summer).
Seasonal Care In winter, reduce watering and provide adequate light. In summer, ensure adequate moisture and protection from intense afternoon sun.

🌞 Light Requirements

Box Elder

Full sun to partial shade

Low light tolerant: ❌ No

Lysimachia

Full sun to partial shade outdoors. Indoors, requires very bright, direct light for several hours daily.

Low light tolerant: ❌ No

💧 Watering Needs

Box Elder

Water deeply during dry periods, especially when young. Mature trees are relatively drought-tolerant. Avoid overwatering, which can lead to root rot. Check soil moisture before watering.

Lysimachia

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, as it can lead to root rot. Signs of underwatering include wilting leaves. Signs of overwatering include yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Box Elder

Temperature: 10-30°C

Humidity: 30-60%

Lysimachia

Temperature: 15-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Box Elder

Box Elder

Acer negundo
Care: Expert Time: 30 minutes monthly (pruning, pest control) Beginner: No

Landowners needing a fast-growing shade tree in a challenging environment, understanding its potential drawbacks.

✅ Choose This Plant If...

  • You need a fast-growing shade tree for a large property.
  • You have poor soil conditions where other trees struggle.
  • You want to attract wildlife to your yard.
  • You need a tree that can tolerate occasional flooding.
  • You are prepared to manage potential pest and disease issues.

❌ Skip This Plant If...

  • You have limited space in your yard.
  • You are looking for a low-maintenance tree.
  • You have horses or other livestock that might ingest the seeds or foliage.
  • You want a tree with strong, durable wood.
  • You want a tree that is guaranteed to be pest-free.
📍 Ideal Location: Outdoor landscape, away from structures due to potential for branch breakage.
🎨 Style: Natural, Rural
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Acer species contain cyanogenic glycosides, which can be toxic to horses. Symptoms include weakness, difficulty breathing, and colic. The seeds are considered the most toxic part.
Lysimachia

Lysimachia

Lysimachia nummularia
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners looking for a ground cover for outdoor spaces or those willing to provide very bright light and manage its growth indoors.

✅ Choose This Plant If...

  • You want a fast-growing ground cover for your garden.
  • You have a very bright, sunny indoor space.
  • You enjoy the look of trailing foliage in hanging baskets.
  • You want a plant that is relatively easy to propagate.
  • You are experienced with managing potentially aggressive plants.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You have limited sunlight indoors.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Outdoors in a garden or hanging basket. Indoors, a sunny windowsill or under grow lights.
🎨 Style: Cottagecore, Bohemian, Naturalistic
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Lysimachia is toxic to dogs, cats, and horses. Symptoms include vomiting and diarrhea. All parts of the plant are considered toxic.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

🌿

Both plants have similar basic care requirements but differ in appearance and specific needs. Compare plants carefully to find the best fit for your space.

💡 Pro Tips For Comparing These Plants

Box Elder Care Tips

Boxelder is an outdoor tree and is not suitable for indoor cultivation. It requires full sun, ample space, and is prone to pests and diseases. It is a fast-growing tree that can become quite large, making it unsuitable for indoor environments. Attempting to grow it indoors will likely result in a stressed and unhealthy plant.

  • Water deeply during the first year to establish a strong root system.
  • Prune regularly to maintain shape and remove dead or damaged branches.
  • Monitor for pests and diseases and treat promptly.
  • Avoid planting near structures due to potential for branch breakage.
  • Mulch around the base of the tree to retain moisture and suppress weeds.
❄️ Winter: Protect young trees from frost damage by wrapping the trunk with burlap. Water deeply before the ground freezes to prevent desiccation.
☀️ Summer: Water deeply during dry periods. Monitor for pests and diseases and treat promptly. Provide shade for young trees during the hottest part of the day.

Lysimachia Care Tips

Creeping Jenny is relatively easy to care for outdoors, but it can be challenging indoors due to its high light requirements and potential for aggressive growth. It needs very bright light and well-draining soil. Overwatering is a common problem. Regular pruning is needed to control its spread.

  • Provide bright, indirect light with some direct sun exposure.
  • Water thoroughly when the top inch of soil feels dry, but avoid overwatering.
  • Fertilize regularly during the growing season.
  • Prune regularly to control its spread and maintain its shape.
  • Monitor for pests and treat promptly.
❄️ Winter: Reduce watering frequency during the winter months. Ensure the plant receives adequate light, even during shorter days. Protect from frost if grown outdoors.
☀️ Summer: Provide adequate moisture during the hot summer months. Protect from intense afternoon sun to prevent leaf scorch. Fertilize regularly to support growth.

⚠️ Common Problems & Solutions — Plant Care Comparison

Box Elder

Common Issues: Aphids, boxelder bugs, leaf spot, trunk decay
Solutions: Control aphids with insecticidal soap. Manage boxelder bugs with insecticides or by removing host plants. Treat leaf spot with fungicides. Prevent trunk decay by avoiding injuries to the bark.

Lysimachia

Common Issues: Root rot, Leggy growth, Pest infestations (spider mites, aphids), Yellowing leaves
Solutions: Root rot: Improve drainage and reduce watering frequency. | Leggy growth: Provide more light and prune back stems. | Pest infestations: Treat with insecticidal soap or neem oil. | Yellowing leaves: Check for overwatering or nutrient deficiencies.

❓ Frequently Asked Questions — Comparing These Plants

Box Elder

What are the light requirements for Box Elder?

Box Elder thrives in bright, indirect light. Direct sunlight can scorch its leaves, especially when grown indoors. A location near an east or west-facing window is ideal, providing ample light without the harshness of direct sun. If you only have a south-facing window, filter the light with a sheer curtain. Insufficient light can lead to leggy growth and pale foliage. Rotate the plant regularly to ensure even light exposure on all sides. During winter months, when natural light is scarce, consider supplementing with a grow light to maintain healthy growth.

How do I care for Box Elder?

Caring for a Box Elder indoors requires attention to several key factors. Provide bright, indirect light, avoiding direct sunlight which can scorch the leaves. Water thoroughly when the top inch of soil is dry, ensuring good drainage to prevent root rot. Maintain moderate humidity levels, especially during drier months, by misting the foliage or using a humidifier. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Repot young plants annually in spring to a slightly larger pot with well-draining potting mix. Prune regularly to maintain shape and remove any dead or damaged branches. Monitor for pests and treat promptly with insecticidal soap or neem oil. Provide stable conditions and avoid sudden changes in temperature or environment.

How do I propagate Box Elder?

Box Elder can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem in spring or summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cutting in a well-draining potting mix and keep it consistently moist. Cover with a plastic bag to maintain humidity. Roots should develop in 4-6 weeks. For air layering, make a small incision in a healthy stem, wrap it with moist sphagnum moss, and cover it with plastic wrap. Secure the wrap with tape. Once roots develop, cut the stem below the moss and pot the new plant. Both methods require patience and consistent moisture.

Lysimachia

What are the light requirements for Lysimachia?

Lysimachia prefers partial to full sunlight, though the specific light needs vary depending on the species. Generally, plants need at least 4-6 hours of direct sunlight per day to thrive and produce abundant blooms. In hotter climates, providing some afternoon shade can prevent leaf scorch. Insufficient light can result in leggy growth, reduced flowering, and pale foliage.

How do I care for Lysimachia?

Lysimachia thrives in moist, well-draining soil. Water regularly, especially during dry periods, but avoid overwatering to prevent root rot. Plant in a location that receives partial to full sunlight, depending on the specific species. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer to encourage blooming. Prune regularly to maintain shape and remove any dead or damaged foliage.

How do I propagate Lysimachia?

Lysimachia can be propagated easily through division, stem cuttings, and, in some species, keikis.

Last updated: April 24, 2026 — Plant care data reviewed and verified by our editorial team.