Field Cudweed

filago arvensis

Also known as: ["Field Cudweed","Field Cottonrose"]

Family: Asteraceae Genus: Filago Category: Herbs & Weeds

Overview

A small annual herbaceous plant with woolly, white flowers and narrow leaves, typically found in arable fields and disturbed ground.

Benefits & Perks

["drought tolerant","wildlife attractant (bees, butterflies, birds)"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Asterales
Family: Asteraceae
Genus: Filago
Botanical Name: Filago arvensis

Plant Characteristics

Basic Information
  • Category: Herbs & Weeds
  • Suitable Location: outdoor garden bed in a sunny area
  • Suitable For:
    Busy People (low Maintenance) Outdoor Landscapers
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"5–30°C"}
  • Hardiness: {"zones":"6–9"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining, sandy loam with some organic matter.
Maintenance Level
  • Maintenance Level: very low
  • Toughness Level: very high
  • Pruning Frequency: As needed, typically every 2–3 months or after flowering.
  • Pruning Intensity: Light to moderate; avoid heavy pruning unless necessary.
Care Details

Ideal Sunlight Coverage:
Full sun (6–8 hours/day); tolerates partial shade but may become leggy.

Sunlight Tolerance Tips:
Acclimate gradually if moving from shade to sun; protect from intense midday sun in hot climates; ensure good air circulation to prevent mildew.

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

Care Requirements

Care Difficulty
very easy

easy

Sunlight

full sun to partial shade

Rotate plant weekly for even growth; use sheer curtains to filter harsh sunlight; avoid placing near large windows with direct afternoon sun.

Watering

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

Water deeply but infrequently; ensure excellent drainage; avoid overhead watering to prevent fungal issues.

Soil

well-draining, sandy loam

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

Avoid heavy clay soils; ensure pots have drainage holes; top-dress with compost annually.

Temperature

Prefers moderate temperatures (60–75°F/15–24°C); can tolerate cooler nights but avoid frost.

Avoid placing near drafty windows or heating vents; maintain stable temperatures; adjust watering in extreme heat or cold.

Fertilizing

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

Apply fertilizer to moist soil to prevent root burn; flush soil occasionally to prevent salt buildup; reduce frequency in dormant periods.

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.
  2. Remove lower leaves.
  3. Dip in rooting hormone (optional).
  4. Plant in moist medium.
  5. Keep humid and warm.

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

Environment

Warm (70–75°F/21–24°C), humid, and bright indirect light.

Medium

Well-draining potting mix (e.g., perlite and peat moss mix).

Hormone

Optional but recommended for faster rooting.

Timeline

Roots develop in 2–4 weeks; new growth appears in 6–8 weeks.

Tools Needed

Sharp scissors, rooting hormone, small pots, humidity dome.

Quick Tips

Use clean tools to prevent disease; maintain high humidity for faster rooting; avoid direct sunlight during rooting.

Pruning & Repotting

Pruning Guide
Method

Pinch back tips for bushier growth; trim leggy stems to encourage branching.

Pruning Plan

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

Tools

Sharp, clean scissors or pruning shears.

Checklist

Sterilize tools; prune in early morning; remove dead/diseased parts; shape as desired.

Repotting Guide
Best Season

Spring, before the active growing season begins.

Pot Size

Choose a pot 1–2 inches larger in diameter than the current one.

Method

Remove plant gently; trim roots if necessary; place in a new pot with fresh soil; water lightly.

Suggestions

Repot every 2–3 years or when roots outgrow the pot; beneficial for rejuvenation.

Checklist

Use fresh soil; ensure good drainage; handle roots carefully; water after repotting.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture before watering; water deeply; ensure drainage; adjust frequency seasonally.

How to Apply Water Properly

Water at the base of the plant, targeting the root zone; ensure water penetrates deeply but does not pool; water in the morning to allow foliage to dry.

Pro Tip: Use a watering can with a narrow spout to direct water precisely to the roots, avoiding wetting the leaves.
Watering Schedule Tips

Water sparingly, allowing soil to dry completely between waterings; reduce frequency in winter to prevent root rot.

Soil Improvement

Add perlite or sand for drainage; incorporate compost for fertility; ensure aeration with coarse materials.

Temperature Stress Management
Signs of Temperature Issues

Wilting, yellowing leaves, or stunted growth in extreme heat or cold; bud drop or leaf drop in sudden temperature shifts.

Cold Stress

Growth slows or halts; leaves may turn purple or brown; risk of frost damage in freezing temperatures.

Solution: Move to a warmer location; provide a protective cover in frost; avoid overwatering in cold conditions.

Hot Stress

Leaves may scorch, wilt, or drop; growth may become stunted; increased susceptibility to pests.

Solution: Provide shade during peak heat; increase humidity with misting; ensure consistent but not excessive watering.

Fertilizing Guide
Fertilizing Checklist

Use diluted fertilizer; apply during active growth; avoid over-fertilizing; flush soil periodically.

Fertilizing Method

Use a balanced, water-soluble fertilizer diluted to half strength; fertilize monthly during growing season (spring/summer); avoid fertilizing in fall/winter.

Common Problems & Solutions

Yellowing of leaves in Filago arvensis can indicate nutrient deficiencies, water stress, or pathogen infection, potentially affecting photosynthesis and overall plant health.

Wilting in Filago arvensis may result from water stress, root damage, or pathogenic infections, leading to reduced turgor pressure and impaired nutrient uptake.

Leaf spots on Filago arvensis are typically caused by fungal or bacterial pathogens, leading to reduced photosynthetic efficiency and potential leaf loss.

Rotting, particularly root or stem rot, in Filago arvensis is often caused by fungal pathogens or excessive moisture, which can lead to tissue decay and plant death.

Toxicity Warning

Cats
Non-toxic

Filago arvensis is not toxic to cats. The plant does not produce any known toxins that would negatively affect felines if ingested.

🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

While non-toxic, ingestion may lead to mild gastrointestinal discomfort in cats due to the plant's texture.
Dogs
Non-toxic

Filago arvensis is not toxic to dogs. The plant does not contain any known substances that would cause harm to canines upon ingestion.

🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

Although non-toxic, ingestion may cause mild gastrointestinal upset in some dogs due to the plant's fibrous nature.
Humans
Non-toxic

Filago arvensis is generally considered non-toxic to humans. It does not produce any known toxic compounds that would cause adverse physiological effects upon ingestion.

🌿 Toxic Parts:
entire plant
⚡ Toxic If:

if eaten

While non-toxic, it is not recommended for consumption as it has no culinary or medicinal value.

Frequently Asked Questions

Q: Is Filago arvensis toxic to pets?

A: There is no reliable information available regarding its toxicity to pets.

Q: How does Filago arvensis grow?

A: It is an annual plant that thrives in disturbed soil and arable fields, often spreading via seeds.

Q: Does Filago arvensis require much care?

A: No, it is very low maintenance and highly tolerant of harsh conditions.

Quick Reference
Family: Asteraceae
Care: very easy
Light: full sun to partial shade
Water: every 7–10 days during activ
Suitable For: ["busy people (low maintenance)","outdoor landscapers"]
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