Virginia stock, Alexandria stock

malcolmia maritima

Also known as: ["Virginia stock","Alexandria stock"]

Family: Brassicaceae Genus: Malcolmia Category: Flowers

Overview

A low-growing annual plant with fragrant, four-petaled flowers, typically white or pink, blooming in spring and early summer.

Benefits & Perks

["fragrant flowers","wildlife attractant (bees, butterflies, birds)","low maintenance","fast growing"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Brassicales
Family: Brassicaceae
Genus: Malcolmia
Botanical Name: Malcolmia maritima

Plant Characteristics

Basic Information
  • Category: Flowers
  • Suitable Location: outdoor garden bed or container in a sunny spot
  • Suitable For:
    Beginners Busy People (low Maintenance) Outdoor Landscapers Fragrance Lovers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"5–30°C"}
  • Hardiness: {"zones":"7–10"}
  • Misting: rarely required
  • Drainage: Fast-draining to prevent root rot.
  • Soil Type: Well-draining, sandy loam with some organic matter.
Maintenance Level
  • Maintenance Level: low
  • Toughness Level: moderate
  • Pruning Frequency: As needed throughout the growing season; deadhead regularly to encourage continuous flowering.
  • Pruning Intensity: Light to moderate; avoid heavy pruning unless necessary to control size.
Care Details

Ideal Sunlight Coverage:
Full sun (6–8 hours/day) with well-drained soil. Tolerates partial shade but may produce fewer blooms.

Sunlight Tolerance Tips:
Acclimate plants gradually to intense sunlight to avoid scorching. In hot climates, provide some afternoon shade to prevent leaf burn.

Warning Signs: Yellowing leaves, root rot, or stunted growth indicate poor drainage or incorrect soil conditions.

Care Requirements

Care Difficulty
easy

easy

Sunlight

full sun to partial shade

Rotate plants for even light exposure; use reflective surfaces to increase light in shaded areas; avoid direct midday sun in summer.

Watering

every 7–10 days during active growth, reduce in winter

Water deeply but infrequently; ensure good drainage; avoid waterlogging.

Soil

well-draining, sandy loam

pH: Slightly alkaline to neutral (pH 6.5–7.5).

Ensure pots have drainage holes; avoid heavy clay soils; amend with organic matter for better structure.

Temperature

Prefers cool to moderate temperatures (50–70°F or 10–21°C). Tolerates light frost but may struggle in extreme heat.

Avoid sudden temperature fluctuations; protect from frost; ensure good air circulation in hot weather.

Fertilizing

every 4–6 weeks during growing season

Apply fertilizer after watering to prevent root burn; stop fertilizing when blooms appear to encourage flowering.

Propagation

Methods

Stem cuttings or seed. Seeds germinate readily in cool temperatures.

Step-by-Step Propagation Guide
  1. Take 3–4 inch cuttings.
  2. Remove lower leaves.
  3. Dip in rooting hormone (optional).
  4. Plant in moist medium.
  5. Keep humid until roots form.

Best Time: Spring or early summer when the plant is actively growing.

Environment

Warm (65–75°F or 18–24°C), humid, and bright indirect light.

Medium

Well-draining potting mix with perlite or sand.

Hormone

Optional, but rooting hormone can speed up root development.

Timeline

Seeds germinate in 1–3 weeks; stem cuttings root in 2–4 weeks.

Tools Needed

Pruning shears, rooting hormone, small pots, well-draining medium.

Quick Tips

Use sharp, sterile tools; maintain consistent moisture; provide bottom heat for faster rooting.

Pruning & Repotting

Pruning Guide
Method

Pinch back tips to encourage branching; trim leggy stems to promote compact growth.

Pruning Plan

Light pruning to maintain shape and encourage bushier growth. Remove spent flowers to prolong blooming.

Tools

Pruning shears, sharp scissors, gloves.

Checklist

Use clean tools; prune in early morning; remove dead or damaged growth; avoid over-pruning.

Repotting Guide
Best Season

Early spring before active growth begins.

Pot Size

Increase pot size by 1–2 inches in diameter.

Method

Gently remove the plant; trim any circling roots; place in a slightly larger pot with fresh, well-draining soil; water lightly.

Suggestions

Repot every 1–2 years or when roots fill the container. Young plants may need repotting more frequently.

Checklist

Choose a clean pot; use fresh soil mix; water sparingly after repotting; place in a shaded area for a few days.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture before watering; water early in the day; ensure proper drainage; avoid overhead watering.

How to Apply Water Properly

Water at the base of the plant, ensuring moisture reaches the root zone without wetting foliage. Water until it drains from the bottom, then allow the soil to dry slightly before the next watering.

Pro Tip: Use a watering can with a narrow spout to direct water to the roots without disturbing the soil surface.
Watering Schedule Tips

Water moderately during active growth (spring/summer), allowing soil to dry slightly between waterings. Reduce watering in fall/winter to prevent root rot.

Soil Improvement

Add perlite or coarse sand to improve drainage; incorporate compost for fertility.

Temperature Stress Management
Signs of Temperature Issues

Wilting, yellowing leaves, stunted growth, or flower bud drop in extreme heat or cold.

Cold Stress

Low temperatures slow growth and may cause leaf discoloration, but the plant is generally cold-hardy to 20°F (-6°C).

Solution: Provide frost protection in winter; avoid overwatering in cold conditions to prevent root damage.

Hot Stress

Excessive heat can cause wilting, leaf scorch, and reduced flowering.

Solution: Provide afternoon shade, increase humidity, and water deeply during heatwaves.

Fertilizing Guide
Fertilizing Checklist

Use diluted fertilizer; apply during growing season; avoid winter feeding; flush soil occasionally to prevent salt buildup.

Fertilizing Method

Use a balanced, water-soluble fertilizer diluted to half strength every 4–6 weeks during active growth. Avoid fertilizing in winter.

Common Problems & Solutions

Yellowing leaves in Malcolmia maritima may indicate nutrient deficiencies, overwatering, or pest infestations, which can affect photosynthesis and overall plant health.

Wilting in Malcolmia maritima is often a sign of water stress, either due to drought or overwatering, which can lead to reduced turgor pressure and impaired nutrient uptake.

Leaf spots on Malcolmia maritima may be caused by fungal or bacterial pathogens, leading to reduced photosynthetic efficiency and potential defoliation if severe.

Rotting, particularly root or stem rot, can occur in Malcolmia maritima if the soil is excessively moist, leading to decay of plant tissues and potential death of the plant.

Toxicity Warning

Cats
Non-toxic

Malcolmia maritima is not considered toxic to cats. There are no known adverse effects associated with ingestion or contact with this plant.

⚡ Toxic If:

Generally not toxic

No specific safety precautions are required for cats around this plant.
Dogs
Non-toxic

Malcolmia maritima is not considered toxic to dogs. There are no known adverse effects associated with ingestion or contact with this plant.

⚡ Toxic If:

Generally not toxic

No specific safety precautions are required for dogs around this plant.
Humans
Non-toxic

Malcolmia maritima, commonly known as Virginia stock, is not considered toxic to humans under normal circumstances. It is generally safe for consumption and handling.

⚡ Toxic If:

Generally not toxic

No specific safety precautions are required for handling or growing this plant.

Frequently Asked Questions

Q: How often should Malcolmia maritima be watered?

A: Water sparingly, allowing the soil to dry between waterings to prevent root rot.

Q: Does Malcolmia maritima attract pollinators?

A: Yes, its fragrant flowers attract bees, butterflies, and other pollinators.

Q: Is Malcolmia maritima suitable for container gardening?

A: Yes, it can be grown in containers but requires good drainage and full sun exposure.

Quick Reference
Family: Brassicaceae
Care: easy
Light: full sun to partial shade
Water: every 7–10 days during activ
Suitable For: ["beginners","busy people (low maintenance)","outdoor landscapers","fragrance lovers","wildlife supporters (attracts bees, butterflies, birds)"]
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