Salzburg eyebright

euphrasia salisburgensis

Also known as: ["Eyebright","Salzburg Euphrasia"]

Family: Orobanchaceae Genus: Euphrasia Category: Herbs & Weeds

Overview

A small, herbaceous plant in the Orobanchaceae family, known for its small white or pinkish flowers and traditional use in herbal medicine for eye ailments.

Benefits & Perks

["medicinal use","wildlife attractant (bees, butterflies, birds)"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Lamiales
Family: Orobanchaceae
Genus: Euphrasia
Botanical Name: Euphrasia salisburgensis

Plant Characteristics

Basic Information
  • Category: Herbs & Weeds
  • Suitable Location: rock gardens, shaded woodland areas, or containers
  • Suitable For:
    Collectors & Enthusiasts Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"0–30°C"}
  • Hardiness: {"zones":"4–8"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining.
  • Soil Type: Well-draining, slightly acidic soil with organic matter.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: As needed, typically after flowering or in early spring.
  • Pruning Intensity: Light to moderate.
Care Details

Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily. Tolerates partial shade, especially in hot climates.

Sunlight Tolerance Tips:
Acclimate gradually to intense light; protect from direct midday sun; adjust placement based on seasonal light changes.

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

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

partial shade to full shade

Avoid direct sun; rotate plant for even growth; adjust for weaker winter light.

Watering

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

Water thoroughly but infrequently; ensure good drainage; adjust frequency based on season and growth stage.

Soil

well-draining, acidic to neutral soil

pH: 5.5–6.5 (slightly acidic).

Ensure good drainage; maintain slightly acidic pH; avoid heavy clay soils.

Temperature

Prefers cool to moderate temperatures, ideally 50–70°F (10–21°C). Tolerates cooler conditions but avoids frost.

Keep away from drafts; maintain consistent temperatures; protect from extreme fluctuations.

Fertilizing

every 4–6 weeks during growing season, none in winter

Dilute fertilizer to prevent burn; fertilize during active growth; stop in dormant periods.

Propagation

Methods

Stem cuttings or division of clumps.

Step-by-Step Propagation Guide
  1. Take a healthy cutting.
  2. Remove lower leaves.
  3. Plant in moist medium.
  4. Maintain humidity.

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

Environment

High humidity, indirect light, and consistent warmth (60–70°F or 15–21°C).

Medium

Well-draining potting mix with perlite or sand.

Hormone

Optional but can help speed up rooting.

Timeline

Roots develop in 3–6 weeks; new growth appears in 2–3 months.

Tools Needed

Pruners, rooting hormone (optional), small pots, misting spray bottle.

Quick Tips

Use healthy parent material; maintain humidity; avoid direct sun during rooting.

Pruning & Repotting

Pruning Guide
Method

Pinch back tips or trim stems just above a leaf node.

Pruning Plan

Light pruning to maintain shape and encourage bushier growth; remove dead or weak stems.

Tools

Clean, sharp pruners or scissors.

Checklist

Sanitize tools; prune dead/damaged growth; shape as desired; dispose of clippings.

Repotting Guide
Best Season

Early spring before new growth begins.

Pot Size

One size up from current pot; ensure good drainage holes.

Method

Remove plant gently; trim roots if needed; repot in fresh, well-draining soil with a slightly larger pot.

Suggestions

Repot every 2–3 years or when the plant becomes root-bound.

Checklist

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

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture; water thoroughly; ensure drainage; adjust for season.

How to Apply Water Properly

Water directly at the root zone until water drains from the bottom, ensuring even moisture without waterlogging. Water in the morning to allow foliage to dry during the day.

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

Water moderately during active growth in spring and summer, allowing the top inch of soil to dry out between waterings. Reduce watering significantly in fall and winter to prevent root rot.

Soil Improvement

Add perlite or sand for drainage; incorporate peat moss for acidity.

Temperature Stress Management
Signs of Temperature Issues

Wilting, leaf drop, or stunted growth in extreme heat or cold; browning leaf edges in dry heat.

Cold Stress

Slows growth and may cause leaf damage or dieback if exposed to freezing temperatures.

Solution: Protect from frost; move indoors in winter; provide a warm, sheltered location.

Hot Stress

Leaves may wilt, scorch, or drop in excessive heat, especially with low humidity.

Solution: Provide shade; increase humidity; water more frequently but avoid waterlogging.

Fertilizing Guide
Fertilizing Checklist

Use diluted fertilizer; apply during growing season; avoid winter feeding.

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

Yellowing of leaves in Euphrasia salisburgensis may indicate nutrient deficiencies, particularly nitrogen, or stress due to environmental factors such as excessive sunlight or waterlogging.

Wilting in Euphrasia salisburgensis is typically a response to water stress, either from drought conditions or root damage, leading to impaired water uptake.

Leaf spots on Euphrasia salisburgensis may be caused by fungal or bacterial pathogens, leading to necrotic lesions that can impair photosynthesis and weaken the plant.

Rotting, particularly root rot, can occur in Euphrasia salisburgensis if the soil is excessively moist or poorly drained, leading to fungal infections and eventual decay of the root system.

Toxicity Warning

Cats
Non-toxic

Euphrasia salisburgensis is not known to be toxic to cats. There are no documented cases of adverse effects in felines after ingestion.

🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

Monitor your pet if they consume any plant material, but this species is not expected to cause harm.
Dogs
Non-toxic

Euphrasia salisburgensis is not known to be toxic to dogs. There are no documented cases of adverse effects in canines after ingestion.

🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

Monitor your pet if they consume any plant material, but this species is not expected to cause harm.
Humans
Non-toxic

Euphrasia salisburgensis is generally considered non-toxic to humans. It has been used traditionally in herbal medicine, particularly for its potential benefits in treating eye conditions. There are no significant toxic effects reported from its consumption.

🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

While non-toxic, it is advisable to consult a healthcare professional before using any plant medicinally.

Frequently Asked Questions

Q: Is Euphrasia salisburgensis toxic to pets?

A: There is insufficient data on its toxicity to pets.

Q: How is Euphrasia salisburgensis used medicinally?

A: It is traditionally used in herbal remedies for treating eye infections and inflammations.

Q: What are the growing conditions for Euphrasia salisburgensis?

A: It thrives in moist, well-drained soils and partial shade, often found in alpine meadows.

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