Stock vs ZZ Plant Plant Comparison

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

Stock

Stock

Matthiola incana

VS
ZZ Plant

ZZ Plant

Zamioculcas zamiifolia

Stock

Stock

Matthiola incana

Matthiola incana, commonly known as Stock, is an herbaceous annual or biennial plant typically grown for its intensely fragrant and showy flowers. It features upright stems with lance-shaped, grayish-green leaves. The flowers are densely packed in terminal spikes and come in a wide range of colors, including white, pink, purple, red, and yellow. While primarily an outdoor plant, some cultivars can be grown indoors with significant effort to replicate outdoor conditions. People grow it for its beautiful flowers and strong, sweet fragrance, often used in bouquets and gardens.

Brassicaceae Southern Europe and the Mediterranean region
✨ Features: Intensely fragrant flowers, wide range of colors, attracts pollinators.
📖 Read Complete Stock Guide
ZZ Plant

ZZ Plant

Zamioculcas zamiifolia

Zamioculcas zamiifolia, commonly known as the ZZ plant, is a rhizomatous evergreen perennial prized for its tolerance of neglect. It features glossy, dark green leaves arranged along thick, upright stems, giving it a symmetrical and architectural appearance. Native to dry regions of East Africa, it's adapted to survive drought conditions, making it an excellent houseplant for beginners. It's primarily grown for its attractive foliage and ease of care, thriving in low-light environments where other plants struggle. While it can be grown outdoors in frost-free climates, it's predominantly an indoor plant.

Araceae Eastern Africa (specifically, parts of Kenya, Tanzania, Zanzibar, and possibly Malawi)
✨ Features: Extremely drought-tolerant, air purifying (to a small extent), attractive foliage.
📖 Read Complete ZZ Plant Guide

Quick Plant Comparison

Feature Stock ZZ Plant
Light Full sun (at least 6 hours of direct sunlight per day) Low to bright indirect light. Avoid direct sunlight.
Watering Every 2-5 days outdoors, less frequently indoors depending on light and temperature. Every 2-4 weeks, depending on light and temperature.
Humidity 40-60% 40-60%
Temperature 15-21°C 18-24°C
Care Level Expert Easy
Growth Rate Moderate Slow
Max Height Indoors: 30-60 cm (1-2 feet). Outdoors: 30-80 cm (1-2.5 feet) 0.6-1 meter (2-3 feet) indoors
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, fertile soil. A mix of potting soil, perlite, and compost is suitable. Well-draining potting mix, such as a cactus or succulent mix.
Beginner Friendly ❌ No ✅ Yes
Weekly Maintenance 15 minutes weekly 5 minutes monthly

🔬 Botanical Information — Comparing These Plants

Stock

Scientific Name Matthiola incana
Family Brassicaceae
Native To Southern Europe and the Mediterranean region
Also Known As Stock, Gillyflower, Tenweeks Stock
Leaves Lance-shaped, grayish-green leaves with a slightly hairy texture. The leaves are typically 5-10 cm (2-4 inches) long and arranged alternately along the stems.
Flowers Stock flowers can bloom indoors if provided with sufficient light, but it is rare. Outdoors, the flowers are densely packed in terminal spikes and come in a wide range of colors, including white, pink, purple, red, and yellow. They have a strong, sweet fragrance.

ZZ Plant

Scientific Name Zamioculcas zamiifolia
Family Araceae
Native To Eastern Africa (specifically, parts of Kenya, Tanzania, Zanzibar, and possibly Malawi)
Also Known As ZZ Plant, Zanzibar Gem, Eternity Plant
Leaves The leaves of the ZZ plant are glossy, dark green, and oval-shaped. They are arranged in pairs along the stems, creating a feather-like appearance. The leaves are thick and waxy, contributing to the plant's drought tolerance.
Flowers ZZ plants rarely flower indoors. When they do, the flowers are small, inconspicuous, and typically hidden among the foliage. Flowering is not a primary reason for growing this plant.

📏 Size & Growth — Plant Comparison

Stock

Height Indoors: 30-60 cm (1-2 feet). Outdoors: 30-80 cm (1-2.5 feet)
Spread 20-30 cm (8-12 inches)
Growth Rate Moderate
Growth Pattern Upright, branching stems with a bushy growth habit. The flowers are densely packed in terminal spikes, creating a showy display.

ZZ Plant

Height 0.6-1 meter (2-3 feet) indoors
Spread 0.3-0.6 meter (1-2 feet)
Growth Rate Slow
Growth Pattern The ZZ plant grows upright with thick, fleshy stems emerging from rhizomes beneath the soil. New leaves unfurl from the top of the stems, creating a symmetrical and architectural appearance. It grows slowly, adding new stems and leaves gradually over time.

🌱 Propagation — Comparing Plant Growth

Stock

Methods: Seed

Difficulty: Easy

Tips: Sow seeds indoors 6-8 weeks before the last expected frost or directly outdoors after the danger of frost has passed. Provide consistent moisture and warmth for germination.

ZZ Plant

Methods: Leaf cuttings, stem cuttings, division of rhizomes

Difficulty: Moderate

Tips: For leaf cuttings, allow the cut end to callous over for a few days before planting in moist soil. For stem cuttings, use rooting hormone. Division is best done during repotting.

✨ Benefits & Features — Comparing Plant Value

Stock

Stock is known for its intensely fragrant flowers, which have a sweet and spicy scent. The flowers come in a wide range of colors, making it a popular choice for gardens and bouquets. It is also relatively cold-hardy compared to other flowering annuals.

  • ✓ Beautiful and fragrant flowers enhance the aesthetic appeal of gardens and homes.
  • ✓ Attracts pollinators like bees and butterflies, supporting local ecosystems.
  • ✓ Can be used in cut flower arrangements, bringing beauty indoors.
  • ✓ The sweet fragrance can have a calming and mood-boosting effect.
  • ✓ Provides a rewarding gardening experience for those who enjoy nurturing plants.
  • ⚠️ Toxic to pets

ZZ Plant

The ZZ plant is known for its exceptional drought tolerance and ability to thrive in low-light conditions. Its thick, rhizomatous roots store water, allowing it to survive long periods without watering. This makes it an ideal plant for forgetful plant owners or those with busy lifestyles.

  • ✓ Low maintenance and easy to care for, suitable for beginners
  • ✓ Tolerates low light conditions, making it ideal for apartments or offices
  • ✓ Visually appealing with its glossy, dark green foliage
  • ✓ Air purifying qualities, helping to improve indoor air quality
  • ✓ Drought-tolerant, requiring minimal watering
  • 🌬️ NASA-verified air purifier
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Stock

Repotting Not typically needed as it's an annual or biennial. If grown in a container, repot in spring if the plant becomes root-bound.
Pruning Deadhead spent flowers regularly to encourage more blooms. Prune back stems to maintain shape and promote bushier growth.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care Spring/Summer: Regular watering and fertilization. Provide support for tall stems. Fall: Deadhead spent flowers to prolong blooming. Winter: Reduce watering and provide protection from frost if grown outdoors.

ZZ Plant

Repotting Every 2-3 years, or when the plant becomes root-bound.
Pruning Only prune to remove dead or damaged leaves.
Fertilizing Balanced liquid fertilizer diluted to half strength, every 2-3 months during the growing season (spring/summer).
Seasonal Care Reduce watering in winter as growth slows. Maintain consistent temperature and avoid placing near cold drafts.

🌞 Light Requirements

Stock

Full sun (at least 6 hours of direct sunlight per day)

Low light tolerant: ❌ No

ZZ Plant

Low to bright indirect light. Avoid direct sunlight.

Low light tolerant: ✅ Yes

💧 Watering Needs

Stock

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Signs of overwatering include yellowing leaves and a musty smell. Underwatering is indicated by wilting and dry, crispy leaves.

ZZ Plant

Allow the soil to dry out completely between waterings. Overwatering is a common cause of problems. Water thoroughly when the soil is dry to the touch. Signs of overwatering include yellowing leaves and mushy stems. Underwatering can cause leaf drop and shriveling.

🌡️ Temperature & Humidity

Stock

Temperature: 15-21°C

Humidity: 40-60%

ZZ Plant

Temperature: 18-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Stock

Stock

Matthiola incana
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners who want to grow fragrant flowers outdoors or are willing to provide the necessary conditions for indoor cultivation.

✅ Choose This Plant If...

  • You love fragrant flowers and want to add a sweet scent to your garden.
  • You enjoy cut flowers and want to grow your own bouquets.
  • You have a sunny outdoor space where you can provide the plant with ample light.
  • You are an experienced gardener and enjoy a challenge.
  • You want to attract pollinators to your garden.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You don't have a sunny location or the means to provide supplemental lighting for indoor growing.
  • You are a beginner gardener looking for an easy-to-care-for plant.
📍 Ideal Location: Outdoors: Sunny garden beds or containers. Indoors: South-facing window with supplemental lighting.
🎨 Style: Cottage, Romantic, Traditional
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Stock (Matthiola spp.) contains glucosinolates which can cause mild gastrointestinal upset in dogs, cats, and horses. Symptoms include vomiting, diarrhea, and drooling. All parts of the plant are potentially toxic.
ZZ Plant

ZZ Plant

Zamioculcas zamiifolia
Care: Easy Time: 5 minutes monthly Beginner: Yes

Beginners or those seeking a low-maintenance, visually appealing houseplant for low-light environments.

✅ Choose This Plant If...

  • You want a plant that can tolerate neglect.
  • You have low light conditions in your home.
  • You want a plant with attractive, glossy foliage.
  • You are a beginner plant owner.
  • You want a plant that doesn't require frequent repotting.

❌ Skip This Plant If...

  • You have pets that are prone to chewing on plants.
  • You tend to overwater your plants.
  • You want a plant that grows quickly.
📍 Ideal Location: Living room, bedroom, office, or any area with low to bright indirect light.
🎨 Style: Modern, Minimalist, Contemporary
🏠 Apartment Friendly: Yes
🌬️ Air Purifying: Yes (NASA verified)
⚠️ All parts of the plant contain calcium oxalate crystals, which are toxic to dogs, cats, and horses. Symptoms include oral irritation, excessive drooling, vomiting, and difficulty swallowing. According to the ASPCA, ingestion can cause irritation of the mouth, tongue, and throat.

🎯 Quick Verdict

Best for Beginners ZZ Plant
Pet Friendly Neither - caution
Less Maintenance ZZ Plant
Apartment Friendly ZZ Plant

⚡ Key Differences Between These Plants

🎯

Stock is rated Expert care level, while ZZ Plant is Easy.

📈

Stock has moderate growth, while ZZ Plant grows slow.

💡 Pro Tips For Comparing These Plants

Stock Care Tips

Stock is primarily an outdoor plant and requires full sun and well-drained soil. Growing it indoors is challenging due to the high light requirements. Supplemental lighting is often necessary. Consistent watering and fertilization are crucial for healthy growth and abundant flowering.

  • Provide support for tall stems to prevent them from bending or breaking.
  • Deadhead spent flowers regularly to encourage continuous blooming.
  • Ensure good air circulation to prevent fungal diseases.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season to promote healthy growth and abundant flowering.
❄️ Winter: If grown as a biennial, protect from frost with mulch or by moving containers indoors. Reduce watering during the dormant period.
☀️ Summer: Provide regular watering and fertilization. Protect from intense afternoon sun in hot climates. Deadhead spent flowers to prolong blooming.

ZZ Plant Care Tips

ZZ plants are exceptionally low-maintenance, thriving on infrequent watering and low light. Overwatering is the biggest risk. They are well-suited for beginners and those who tend to forget about their plants. However, be mindful of their toxicity to pets.

  • Allow the soil to dry out completely between waterings to prevent root rot.
  • Avoid placing the plant in direct sunlight, which can scorch the leaves.
  • Fertilize sparingly, only during the growing season (spring/summer).
  • Wipe the leaves occasionally with a damp cloth to remove dust and maintain their shine.
  • Rotate the plant occasionally to ensure even growth on all sides.
❄️ Winter: Reduce watering significantly during the winter months as the plant's growth slows down. Ensure the plant is not exposed to cold drafts or sudden temperature changes. Avoid fertilizing during the winter.
☀️ Summer: Water more frequently during the summer months as the plant's growth increases. Provide bright, indirect light and avoid direct sunlight, which can scorch the leaves. Fertilize every 2-3 months during the growing season.

⚠️ Common Problems & Solutions — Plant Care Comparison

Stock

Common Issues: Aphids, spider mites, fungal diseases (e.g., powdery mildew, root rot), leggy growth due to insufficient light.
Solutions: Aphids/spider mites: Insecticidal soap or neem oil. Fungal diseases: Improve air circulation, avoid overwatering, and use a fungicide if necessary. Leggy growth: Provide more light or prune back stems to encourage bushier growth.

ZZ Plant

Common Issues: Root rot, yellowing leaves, pests (rare), leaf drop.
Solutions: Root rot: Ensure well-draining soil and reduce watering frequency. Yellowing leaves: Could be overwatering or underwatering; adjust accordingly. Pests: Treat with insecticidal soap. Leaf drop: Could be due to sudden temperature changes or extreme underwatering; adjust environment and watering.

❓ Frequently Asked Questions — Comparing These Plants

Stock

What are the light requirements for Stock?

Stock requires at least six hours of direct sunlight per day to thrive and produce abundant blooms. A south-facing window is ideal for indoor cultivation, providing the necessary intensity and duration of light. If natural light is insufficient, supplement with grow lights to ensure adequate illumination.

How do I care for Stock?

Stock thrives in full sun and well-draining soil. Water thoroughly when the top inch of soil feels dry, avoiding overwatering to prevent root rot. Fertilize every 2-3 weeks during the growing season with a balanced fertilizer, switching to a bloom-boosting fertilizer as buds form. Deadhead spent flowers regularly to encourage continuous blooming.

How do I propagate Stock?

Stock is primarily propagated by seed. Sow seeds indoors 6-8 weeks before the last frost or directly outdoors after the threat of frost has passed. Use a well-draining seed-starting mix. Keep the soil consistently moist but not waterlogged. Provide ample light and maintain a temperature of 65-70°F (18-21°C).

ZZ Plant

What are the light requirements for ZZ Plant?

ZZ Plants are remarkably tolerant of a wide range of light conditions, making them suitable for almost any indoor environment. They thrive in bright, indirect light, which promotes healthy growth and vibrant foliage. However, they can also tolerate low light conditions, although their growth may be slower. Avoid direct sunlight, as it can scorch the leaves and cause discoloration.

How do I care for ZZ Plant?

ZZ Plants are famously low-maintenance, but they still require some care to thrive. Provide bright to moderate indirect light; avoid direct sunlight, which can scorch the leaves. Water thoroughly only when the soil is completely dry to the touch; overwatering is the most common cause of problems. Use well-draining potting mix, such as a cactus or succulent blend, to prevent root rot.

How do I propagate ZZ Plant?

ZZ Plants can be propagated through several methods, including stem cuttings, leaf cuttings, and division. Stem cuttings are the most common and reliable method. Take a stem cutting with several leaves attached and allow it to callous over for a few days. Then, plant the cutting in well-draining potting mix and keep it lightly moist. Rooting can take several weeks or even months.

Last updated: April 28, 2026 — Plant care data reviewed and verified by our editorial team.