Garden Mallow

pavonia hastata

Also known as: ["Swamp Mallow","Hollyhock Mallow"]

Family: Malvaceae Genus: Pavonia Category: Flowers

Overview

A deciduous shrub native to South America, known for its hollyhock-like flowers and lobed leaves.

Benefits & Perks

["long-flowering","wildlife attractant (bees, butterflies, birds)","aesthetic foliage"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Malvales
Family: Malvaceae
Genus: Pavonia
Botanical Name: Pavonia hastata

Plant Characteristics

Basic Information
  • Category: Flowers
  • Suitable Location: border plantings or containers in warm, sheltered spots
  • Suitable For:
    Collectors & Enthusiasts Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"10–30°C"}
  • Hardiness: {"zones":"9–11"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining potting mix with added perlite or sand for aeration.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Light pruning can be done anytime; major pruning in late winter or early spring before new growth begins.
  • Pruning Intensity: Moderate; remove up to one-third of the plant if overgrown, but avoid heavy pruning in dormant perio
Care Details

Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; can tolerate some direct morning sun but avoid harsh afternoon sun.

Sunlight Tolerance Tips:
Acclimate gradually to direct sun to prevent scorching; place in a spot with filtered light if outdoors; indoors, position near an east or west-facing window.

Warning Signs: Yellowing leaves with brown tips, root rot, or stunted growth often indicate poor drainage or incorrect watering.

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

full sun to partial shade

Rotate plant weekly for even growth; use sheer curtains to filter intense light; avoid direct afternoon sun.

Watering

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

Water thoroughly but allow soil to dry between waterings; avoid overwatering, especially in winter.

Soil

well-draining, loamy soil with some organic matter

pH: Slightly acidic to neutral (pH 6.0–7.0).

Ensure pots have drainage holes; avoid heavy clay soils; topdress with compost annually.

Temperature

Prefers 65–85°F (18–29°C); can tolerate brief dips to 50°F (10°C) but thrives in warmth.

Avoid placing near drafty windows or heat vents; maintain consistent room temperature; protect from sudden temperature swings.

Fertilizing

every 4–6 weeks during growing season

Fertilize only when actively growing; flush soil occasionally to prevent salt buildup; avoid over-fertilizing.

Propagation

Methods

Stem cuttings in spring or early summer.

Step-by-Step Propagation Guide
  1. Take a 4–6 inch cutting, remove lower leaves, apply rooting hormone, place in medium, keep moist and humid.

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

Environment

High humidity (70–80%), warm temperatures (70–75°F or 21–24°C), and indirect light.

Medium

Well-draining mix of perlite and peat moss or cactus mix.

Hormone

Recommended to use rooting hormone for faster root development.

Timeline

Roots typically form in 3–6 weeks; new growth may appear in 2–3 months.

Tools Needed

Pruning shears, rooting hormone, small pots, humidity dome or plastic bag, well-draining medium.

Quick Tips

Use healthy, non-flowering stems; maintain consistent moisture; provide bottom heat if possible.

Pruning & Repotting

Pruning Guide
Method

Use clean cuts just above a leaf node or branch junction; remove crossing or crowded stems.

Pruning Plan

Prune to maintain shape, encourage bushier growth, and remove dead or diseased parts.

Tools

Pruning shears, sterilizing solution, gloves.

Checklist

Sterilize tools, prune dead/diseased parts, shape the plant, clean up debris, monitor for new growth.

Repotting Guide
Best Season

Early spring before the active growing season begins.

Pot Size

Increase pot size by 1–2 inches in diameter; ensure good drainage holes.

Method

Remove plant gently, trim any circling roots, place in a slightly larger pot with fresh well-draining soil, water lightly.

Suggestions

Repot every 2–3 years or when roots fill the pot; beneficial to refresh soil and provide more space.

Checklist

Check root bound status, prepare new pot, trim roots if needed, use fresh soil, water lightly after repotting.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture, water deeply, ensure drainage, adjust for season.

How to Apply Water Properly

Water at the base of the plant, ensuring even moisture reaches the root zone; allow excess water to drain away completely; water in the morning to reduce evaporation and fungal risk.

Pro Tip: Use room temperature water to avoid shocking the plant's roots.
Watering Schedule Tips

Water deeply once the top inch of soil is dry; reduce frequency in winter to prevent root rot.

Soil Improvement

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

Temperature Stress Management
Signs of Temperature Issues

Yellowing leaves, wilting, or bud drop in cold; leaf scorch or stunted growth in excessive heat.

Cold Stress

Slows growth, may cause leaf drop, and increases susceptibility to root rot due to reduced water uptake.

Solution: Move to a warmer location, protect from drafts, and reduce watering to prevent cold-induced rot.

Hot Stress

Leaves may wilt, curl, or develop brown edges; growth may slow due to excessive transpiration.

Solution: Provide shade during peak heat, increase humidity, and water more frequently but avoid waterlogging.

Fertilizing Guide
Fertilizing Checklist

Check growth phase, use diluted fertilizer, apply during growing season, flush soil periodically.

Fertilizing Method

Use a balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season (spring/summer); cease in fall/winter.

Common Problems & Solutions

Yellow leaves in Pavonia hastata may indicate nutrient deficiencies, overwatering, or pest infestations, affecting the plant's photosynthetic efficiency and overall health.

Wilting in Pavonia hastata can result from water stress, either due to under or overwatering, or root damage from pests or diseases, impacting the plant's ability to transport water and nutrients.

Leaf spots on Pavonia hastata may be caused by fungal or bacterial infections, leading to reduced photosynthesis and potential defoliation if left untreated.

Rotting, particularly root or stem rot, can occur in Pavonia hastata due to excessive moisture or fungal infections, leading to decay and potential plant death.

Toxicity Warning

Cats
Slightly Toxic

Cats that ingest Pavonia hastata may experience mild gastrointestinal discomfort. The sap can also cause skin irritation upon contact.

⚠️ Symptoms:
vomiting diarrhea lethargy skin irritation
🌿 Toxic Parts:
leaves stems roots
⚡ Toxic If:

if eaten

Prevent cats from accessing the plant. Seek veterinary advice if ingestion is suspected or symptoms appear.
Dogs
Slightly Toxic

Ingestion of Pavonia hastata by dogs can lead to mild gastrointestinal upset. The plant's sap may also cause skin irritation if contact occurs.

⚠️ Symptoms:
vomiting diarrhea lethargy skin irritation
🌿 Toxic Parts:
leaves stems roots
⚡ Toxic If:

if eaten

Keep dogs away from the plant and monitor for symptoms if ingestion is suspected. Contact a veterinarian if symptoms persist.
Humans
Slightly Toxic

Pavonia hastata contains compounds that can cause mild gastrointestinal distress when ingested. The plant's sap may also cause skin irritation in sensitive individuals.

⚠️ Symptoms:
nausea vomiting diarrhea skin irritation
🌿 Toxic Parts:
leaves stems roots
⚡ Toxic If:

if eaten

Avoid ingestion and wear gloves when handling to prevent skin contact with the sap.
Important: Keep this plant out of reach of children and pets. If ingestion occurs, contact poison control or veterinary services immediately.

Frequently Asked Questions

Q: How often should Pavonia hastata be watered?

A: Water moderately, allowing the soil to dry slightly between waterings.

Q: Does Pavonia hastata attract pollinators?

A: Yes, it is known to attract bees, butterflies, and birds.

Q: Is Pavonia hastata suitable for container gardening?

A: It can be grown in containers but requires regular pruning to maintain shape.

Quick Reference
Family: Malvaceae
Care: moderate
Light: full sun to partial shade
Water: every 7–10 days during activ
Suitable For: ["collectors/enthusiasts","outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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