Larkspur Delphinium vs Matrimony Vine Plant Comparison

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

Larkspur Delphinium

Larkspur Delphinium

Delphinium spp.

VS
Matrimony Vine

Matrimony Vine

Lycium barbarum

Larkspur Delphinium

Larkspur Delphinium

Delphinium spp.

Larkspurs are annual or perennial herbaceous plants known for their tall, elegant flower spikes. They typically grow to heights of 1 to 6 feet, depending on the species and cultivar. The flowers come in a wide range of colors, including blue, purple, pink, white, and yellow. Larkspurs are primarily outdoor plants, prized for their striking vertical presence in gardens and borders. They are grown for their beautiful, showy flowers that attract pollinators.

Ranunculaceae Primarily Northern Hemisphere, including Europe, Asia, and North America
✨ Features: Attracts pollinators like bees and butterflies.
📖 Read Complete Larkspur Delphinium Guide
Matrimony Vine

Matrimony Vine

Lycium barbarum

Lycium barbarum, commonly known as Goji Berry or Matrimony Vine, is a deciduous woody vine or shrub typically grown for its edible berries. It can reach heights of 1-3 meters. It features arching branches with lance-shaped, grayish-green leaves. While it can be grown in containers, it is primarily an outdoor plant that thrives in full sun and well-drained soil. People grow it for its nutritious berries, ornamental value, and traditional medicinal uses. Indoor cultivation is challenging due to its high light requirements and sprawling growth habit.

Solanaceae Southeastern Europe and Asia
✨ Features: Edible berries, ornamental value, traditional medicinal uses
📖 Read Complete Matrimony Vine Guide

Quick Plant Comparison

Feature Larkspur Delphinium Matrimony Vine
Light Full sun Full sun (at least 6-8 hours of direct sunlight daily)
Watering Every 3-7 days, depending on weather and soil drainage Every 7-10 days during the growing season, less frequently in winter
Humidity 30-50% 30-50%
Temperature 15-24°C 15-25°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height Rarely grown indoors, outdoor height 0.3-1.8 meters 1-3 meters (outdoor); significantly smaller in containers indoors, typically under 1 meter
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, fertile soil with a slightly acidic to neutral pH (6.0-7.0) Well-drained loamy soil
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (weeding, watering, deadheading) 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Larkspur Delphinium

Scientific Name Delphinium spp.
Family Ranunculaceae
Native To Primarily Northern Hemisphere, including Europe, Asia, and North America
Also Known As Larkspur, Delphinium
Leaves The leaves are deeply lobed and finely divided, giving them a delicate, fern-like appearance. They are typically green or bluish-green in color and arranged alternately along the stem.
Flowers Rarely flowers indoors. Outdoors, they produce tall spikes of spurred flowers in shades of blue, purple, pink, white, and yellow. The flowers bloom in summer.

Matrimony Vine

Scientific Name Lycium barbarum
Family Solanaceae
Native To Southeastern Europe and Asia
Also Known As Goji Berry, Wolfberry, Chinese Wolfberry
Leaves The leaves are lance-shaped, grayish-green, and typically 2-4 inches long. They are arranged alternately along the branches.
Flowers It produces small, purple, bell-shaped flowers in the summer. While it may flower indoors, fruit production is unlikely without proper pollination and sufficient sunlight.

📏 Size & Growth — Plant Comparison

Larkspur Delphinium

Height Rarely grown indoors, outdoor height 0.3-1.8 meters
Spread 0.3-0.6 meters
Growth Rate Moderate
Growth Pattern Upright, with tall flower spikes emerging from a basal rosette of foliage.

Matrimony Vine

Height 1-3 meters (outdoor); significantly smaller in containers indoors, typically under 1 meter
Spread 1-4 meters (outdoor); spreads by suckers and seeds
Growth Rate Fast
Growth Pattern It grows as a sprawling, arching vine or shrub. It can spread via suckers and seeds, potentially becoming invasive in some areas.

🌱 Propagation — Comparing Plant Growth

Larkspur Delphinium

Methods: Seed, Division

Difficulty: Moderate

Tips: For seeds, cold stratification is often required. Divide established plants in early spring or fall.

Matrimony Vine

Methods: Stem cuttings, Seed, Root suckers

Difficulty: Easy

Tips: Take stem cuttings in spring or summer. Root in water or directly in soil. Seeds require stratification for optimal germination. Root suckers can be separated and transplanted.

✨ Benefits & Features — Comparing Plant Value

Larkspur Delphinium

Larkspurs are known for their tall, elegant flower spikes and vibrant colors. They are a classic cottage garden flower and a favorite of pollinators. Their toxicity makes them unsuitable for homes with pets or small children.

  • ✓ Attracts pollinators to your garden.
  • ✓ Adds vertical interest and vibrant colors to outdoor spaces.
  • ✓ Provides cut flowers for bouquets.
  • ✓ Can be used to create a classic cottage garden aesthetic.
  • ✓ Offers a sense of accomplishment for experienced gardeners.
  • ⚠️ Toxic to pets

Matrimony Vine

Goji berry is known for its high antioxidant content and is considered a superfood. It's a deciduous vine or shrub with arching branches and edible berries.

  • ✓ Provides edible and nutritious berries.
  • ✓ Offers ornamental value with its arching branches and foliage.
  • ✓ Can be used in traditional medicine.
  • ✓ Attracts pollinators to the garden.
  • ✓ Relatively drought-tolerant once established.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Larkspur Delphinium

Repotting Not applicable for indoor growing, but outdoor plants may need division every 3-4 years.
Pruning Deadhead spent flowers to encourage further blooming. Cut back foliage in the fall after flowering.
Fertilizing Balanced fertilizer (10-10-10) applied in spring and early summer at half strength
Seasonal Care In spring, fertilize and provide support for tall varieties. In summer, water regularly and deadhead spent flowers. In fall, cut back foliage after flowering. In winter, provide mulch for protection in colder climates.

Matrimony Vine

Repotting Repot every 1-2 years if grown in containers, or when the plant becomes root-bound.
Pruning Prune regularly to maintain shape and encourage fruit production. Remove dead or crossing branches.
Fertilizing Balanced fertilizer (10-10-10) in spring and early summer, diluted to half strength. Avoid over-fertilizing.
Seasonal Care Prune in late winter or early spring. Protect from frost in colder climates. Reduce watering in winter. Increase watering and fertilizing during the growing season.

🌞 Light Requirements

Larkspur Delphinium

Full sun

Low light tolerant: ❌ No

Matrimony Vine

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

Low light tolerant: ❌ No

💧 Watering Needs

Larkspur Delphinium

Water deeply when the top inch of soil feels dry. Avoid overhead watering to prevent fungal diseases. Overwatering can lead to root rot, indicated by yellowing leaves and wilting. Underwatering results in dry, crispy leaves and stunted growth.

Matrimony Vine

Water deeply when the top inch of soil is dry. Avoid overwatering, which can lead to root rot. During the growing season, water more frequently. Reduce watering in the winter. Signs of overwatering include yellowing leaves and soggy soil. Underwatering is indicated by wilting leaves and dry soil.

🌡️ Temperature & Humidity

Larkspur Delphinium

Temperature: 15-24°C

Humidity: 30-50%

Matrimony Vine

Temperature: 15-25°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Larkspur Delphinium

Larkspur Delphinium

Delphinium spp.
Care: Expert Time: 30 minutes weekly (weeding, watering, deadheading) Beginner: No

Experienced gardeners looking to add vertical interest and vibrant colors to their outdoor flower beds.

✅ Choose This Plant If...

  • You want tall, vibrant flowers in your garden.
  • You want to attract pollinators to your yard.
  • You have a sunny garden spot that needs a vertical accent.
  • You enjoy the challenge of growing somewhat finicky plants.
  • You appreciate classic cottage garden flowers.

❌ Skip This Plant If...

  • You have pets or small children who might ingest the plant.
  • You lack a sunny outdoor garden space.
  • You are a beginner gardener looking for easy-to-grow plants.
📍 Ideal Location: Outdoor flower beds or borders with full sun exposure
🎨 Style: Cottage, Traditional, English Garden
🏠 Apartment Friendly: No
⚠️ All parts of the plant, especially the seeds, are toxic to dogs, cats, and horses. Symptoms include gastrointestinal upset, weakness, and potentially neurological issues. Contains toxic alkaloids.
Matrimony Vine

Matrimony Vine

Lycium barbarum
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners in temperate climates who want to grow their own goji berries outdoors.

✅ Choose This Plant If...

  • You want to grow your own goji berries.
  • You have a sunny outdoor space.
  • You are an experienced gardener.
  • You appreciate plants with medicinal properties.
  • You are prepared to manage its sprawling growth.

❌ Skip This Plant If...

  • You have limited sunlight indoors.
  • You have pets that might ingest the plant.
  • You are a beginner gardener.
  • You don't have space for a large, sprawling vine.
  • You are not prepared for regular pruning.
📍 Ideal Location: Sunny garden or patio
🎨 Style: Cottage, Natural, Rustic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Lycium species are toxic to dogs, cats, and horses. Symptoms include gastrointestinal upset (e.g., vomiting, diarrhea), and potential dermatitis. 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

☀️

Larkspur Delphinium needs full sun, while Matrimony Vine prefers full sun (at least 6-8 hours of direct sunlight daily).

📈

Larkspur Delphinium has moderate growth, while Matrimony Vine grows fast.

💡 Pro Tips For Comparing These Plants

Larkspur Delphinium Care Tips

Larkspurs are challenging to grow indoors due to their high light requirements and need for cool temperatures. They are best suited for outdoor gardens. Indoor attempts often result in weak, leggy growth and failure to flower. Proper drainage is crucial.

  • Provide support for tall varieties to prevent them from falling over.
  • Ensure well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Protect from strong winds that can damage the flower spikes.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Cut back foliage after flowering. Provide mulch for protection in colder climates.
☀️ Summer: Water regularly and deadhead spent flowers. Provide support for tall varieties.

Matrimony Vine Care Tips

Lycium barbarum is primarily an outdoor plant. Indoor cultivation is challenging due to its high light requirements and sprawling growth habit. It needs full sun, well-drained soil, and regular pruning. Expect reduced berry production indoors. Toxicity to pets is a major concern.

  • Provide full sun for optimal growth and fruit production.
  • Water deeply but infrequently, allowing the soil to dry out slightly between waterings.
  • Prune regularly to maintain shape and encourage fruit production.
  • Fertilize in spring and early summer with a balanced fertilizer.
  • Protect from frost in colder climates.
❄️ Winter: Reduce watering significantly during the winter months. Protect from frost in colder climates by mulching around the base of the plant. Dormancy is important for fruit production.
☀️ Summer: Water more frequently during the summer months, especially during hot and dry periods. Fertilize in spring and early summer. Provide support for the sprawling branches if needed.

⚠️ Common Problems & Solutions — Plant Care Comparison

Larkspur Delphinium

Common Issues: Powdery mildew, Crown rot, Aphids, Spider mites
Solutions: Powdery mildew: Improve air circulation and apply fungicide. Crown rot: Ensure well-draining soil and avoid overwatering. Aphids: Insecticidal soap. Spider mites: Increase humidity and use miticide.

Matrimony Vine

Common Issues: Aphids, Spider mites, Powdery mildew, Lack of fruit production indoors
Solutions: Insecticidal soap for aphids and spider mites. Fungicide for powdery mildew. Provide adequate sunlight and pollination for fruit production.

❓ Frequently Asked Questions — Comparing These Plants

Larkspur Delphinium

What are the light requirements for Larkspur Delphinium?

Larkspur Delphiniums thrive in full sun, needing a minimum of six hours of direct sunlight each day to produce abundant blooms. Insufficient light can lead to leggy growth, weak stems, and reduced flowering. When planting, choose a location that receives morning sun, which helps to dry the foliage and prevent fungal diseases.

How do I care for Larkspur Delphinium?

Larkspur Delphiniums need well-draining soil enriched with organic matter. Plant in a location with full sun, providing at least six hours of direct sunlight daily. Water deeply when the top inch of soil feels dry, but avoid overwatering. Fertilize regularly during the growing season with a balanced fertilizer, switching to a fertilizer higher in phosphorus to promote blooming.

How do I propagate Larkspur Delphinium?

Larkspur Delphiniums can be propagated by division, stem cuttings, or seed. Division is best done in spring or fall by carefully separating the root ball and replanting the divisions. For stem cuttings, take 4-6 inch cuttings from new growth in spring, remove the lower leaves, and plant in a well-draining rooting medium. Keep the cuttings moist and in a humid environment until rooted.

Matrimony Vine

What are the light requirements for Matrimony Vine?

Matrimony Vine thrives in full sun, requiring at least 6 hours of direct sunlight each day to promote optimal growth and berry production. While it can tolerate partial shade, insufficient light can lead to leggy growth, reduced flowering, and fewer berries.

How do I care for Matrimony Vine?

Matrimony Vine requires full sun to partial shade, ideally at least 6 hours of direct sunlight daily. Water thoroughly when the top inch of soil feels dry, but avoid overwatering. Well-draining soil is crucial to prevent root rot. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer.

How do I propagate Matrimony Vine?

Matrimony Vine can be easily propagated through stem cuttings or layering. For stem cuttings, take 4-6 inch cuttings from healthy stems 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 moist. Roots should develop in a few weeks.

Last updated: May 6, 2026 — Plant care data reviewed and verified by our editorial team.