Stream Violet, Water Violet, River Violet

viola glabella

Also known as: ["Stream Violet","Water Violet","River Violet"]

Family: Violaceae Genus: Viola Category: Flowers

Overview

A perennial herbaceous plant native to western North America, typically found along streams and in moist woodlands.

Benefits & Perks

["wildlife attractant (bees, butterflies, birds)","shade tolerant","aesthetic foliage"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Malpighiales
Family: Violaceae
Genus: Viola
Botanical Name: Viola glabella

Plant Characteristics

Basic Information
  • Category: Flowers
  • Suitable Location: moist, shaded garden bed or container with protection from intense sun
  • Suitable For:
    Beginners Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"0–30°C"}
  • Hardiness: {"zones":"6–10"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining, slightly acidic soil with organic matter like peat moss or compost.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Light pruning can be done anytime; major pruning in early spring before new growth begins.
  • Pruning Intensity: Light to moderate; avoid heavy pruning unless necessary to control size or shape.
Care Details

Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerates partial shade, especially in hot summer months.

Sunlight Tolerance Tips:
Acclimate gradually to direct sunlight to avoid scorching; place in filtered light outdoors or near an east-facing window indoors.

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

Care Requirements

Care Difficulty
easy

moderate

Sunlight

partial shade to full shade

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

Watering

every 5–7 days during active growth, reduce in winter

Water thoroughly until it drains from the bottom, allow top inch of soil to dry between waterings, avoid wetting foliage to prevent fungal issues.

Soil

moist, well-draining, rich in organic matter

pH: Slightly acidic (pH 5.5–6.5).

Use a mix of peat, perlite, and compost; avoid heavy clay soils; ensure pots have drainage holes.

Temperature

Prefers cool to moderate temperatures (50–70°F or 10–21°C); thrives in cooler spring and fall conditions.

Avoid sudden temperature fluctuations; keep away from heating/cooling vents; maintain consistent room temperature.

Fertilizing

every 4–6 weeks during spring and summer

Apply fertilizer after watering to prevent root burn; flush soil occasionally to prevent salt buildup; stop fertilizing when plant is dormant.

Propagation

Methods

Stem cuttings or division; stem cuttings are more common for home growers.

Step-by-Step Propagation Guide
  1. Take a 4–6 inch cutting, remove lower leaves, dip in rooting hormone (optional), plant in moist medium, keep humid and warm.

Best Time: Early spring or late summer when the plant is actively growing.

Environment

High humidity, indirect light, and consistent warmth (65–75°F or 18–24°C).

Medium

Well-draining potting mix with perlite or sand; can also root in water initially.

Hormone

Optional but recommended for faster rooting.

Timeline

Roots typically form in 2–4 weeks; new growth may take 6–8 weeks.

Tools Needed

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

Quick Tips

Use healthy, non-flowering stems; maintain humidity with a cover; keep out of direct sun.

Pruning & Repotting

Pruning Guide
Method

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

Pruning Plan

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

Tools

Clean, sharp pruning shears or scissors, disinfectant for tools.

Checklist

Disinfect tools, prune dead/damaged leaves, shape as desired, avoid over-pruning.

Repotting Guide
Best Season

Early spring before active growth starts.

Pot Size

One size up from current pot (e.g., 2 inches larger in diameter).

Method

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

Suggestions

Repot every 1–2 years or when roots fill the pot; beneficial for younger plants to encourage growth.

Checklist

Choose appropriate pot, prepare fresh soil mix, handle roots carefully, water after repotting.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture daily, water when top inch is dry, ensure proper drainage, adjust frequency based on season.

How to Apply Water Properly

Water directly at the root zone, apply until water drains freely from the pot, ensure even moisture distribution without waterlogging, water in the morning to allow foliage to dry.

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

Keep soil consistently moist, especially during active growth in spring and summer; reduce watering in winter to prevent root rot.

Soil Improvement

Add perlite or sand for drainage, incorporate organic matter for fertility, ensure good aeration.

Temperature Stress Management
Signs of Temperature Issues

Wilting, leaf drop, or stunted growth in excessive heat; yellowing or browning leaves in cold stress.

Cold Stress

Slows growth, may cause leaf discoloration or dieback if exposed to prolonged cold below 40°F (4°C).

Solution: Move to a warmer location, protect from drafts, provide a heat source if necessary, avoid overwatering in cold conditions.

Hot Stress

Leaves may scorch, wilt, or drop; growth may cease in temperatures above 80°F (27°C).

Solution: Provide shade, increase humidity, water more frequently, ensure good air circulation.

Fertilizing Guide
Fertilizing Checklist

Use diluted fertilizer, apply during growing season, avoid winter feeding, flush soil periodically.

Fertilizing Method

Use a balanced liquid fertilizer diluted to half strength every 4–6 weeks during spring and summer; avoid fertilizing in fall and winter.

Common Problems & Solutions

Yellow leaves in Viola glabella may indicate nutrient deficiencies, overwatering, or pest infestations, affecting photosynthesis and overall plant health.

Wilting in Viola glabella can result from water stress, either due to drought or overwatering, leading to reduced turgor pressure and impaired nutrient uptake.

Leaf spots on Viola glabella are often caused by fungal or bacterial pathogens, leading to reduced photosynthetic efficiency and potential leaf drop.

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

Toxicity Warning

Cats
Non-toxic

Viola glabella is not considered toxic to cats. The plant does not pose a significant risk to felines when ingested, though overconsumption may result in mild digestive disturbances.

⚠️ Symptoms:
vomiting diarrhea depression
🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

While safe, excessive ingestion should be monitored to prevent mild gastrointestinal upset.
Dogs
Non-toxic

Viola glabella is not considered toxic to dogs. The plant is not known to cause significant adverse effects when ingested by canines, though excessive consumption may lead to mild gastrointestinal upset.

⚠️ Symptoms:
vomiting diarrhea lethargy
🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

Monitor your dog if they consume large amounts, but the plant is generally safe.
Humans
Non-toxic

Viola glabella, commonly known as stream violet, is generally considered non-toxic to humans. However, ingestion of large quantities may cause mild gastrointestinal discomfort due to its high fiber content and potential irritant effects on the digestive tract.

⚠️ Symptoms:
nausea mild stomach upset diarrhea
🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten in large quantities

While not toxic, consume in moderation and avoid if you have sensitive digestion.

Frequently Asked Questions

Q: How do I propagate Viola glabella?

A: It can be propagated by seed or division in early spring.

Q: What are the ideal growing conditions for Viola glabella?

A: It thrives in partial shade with moist, well-drained soil and consistent humidity.

Q: Does Viola glabella attract wildlife?

A: Yes, it attracts bees and butterflies due to its nectar-rich flowers.

Quick Reference
Family: Violaceae
Care: easy
Light: partial shade to full shade
Water: every 5–7 days during active
Suitable For: ["beginners","outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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