Parentucellia viscosa
🍃leaf (5)
🌸flower (5)
🍎fruit (5)
🌳bark (5)
🌿habit (5)
🌱other (5)

Parentucellia viscosa

Sticky-bartsia · Stickyweed · Yellow bartsia · Yellow glandweed · Eyebright

Tier 2 Difficulty: medium Water: low Light: full_sun
Temperature
15–35 °C
Soil pH
6–7
Hardiness
Zone 8–10
Click count
84
Observations
747

Description

Source: leafsnap

Parentucellia viscosa is a species of flowering plant in the family Orobanchaceae known by the common names yellow bartsia and yellow glandweed. It is native to Europe, but it can be found on other continents, including Australia and North America, as an introduced species.

Care Guide

💧 Water
☀️ Light Full sun

Yellow glandweed grows in bright, open habitats and does best in full sun. It can tolerate partial sun but prefers direct sunlight for optimal growth. This annual or biennial plant is noted for its sun-loving nature.

Ideal: Full sun
🌡️ Temperature 15–35°C

Yellow glandweed is native to temperate regions where average temperatures commonly range from 68 to 95 °F (20 to 35 ℃). This plant grows best in those conditions, so any significant deviation from that range may affect its growth.

Ideal temperature: 15–35°C
💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer

Yellow glandweed benefits from regular light applications of fertilizer to encourage healthy leaf development. Fertilize Yellow glandweed about once a month during the summer. Nitrogen is vital for foliage, and providing nitrogen-rich sources helps Yellow glandweed thrive.

🪴 Pot & Repot
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb
Life Cycle
Annual
Genus
Parentucellia
Family
Orobanchaceae
Hardiness Zone
8-10
Mature Height
30 cm to 61 cm
Mature Spread
15 cm to 30 cm
Leaf Color
Green
Leaf Type
Semi-evergreen
Flower Color
Yellow
Flower Size
1.02 cm to 2.03 cm
Bloom Time
Early summer, Mid summer
Planting Time
Spring, Summer
Harvest Time
Late summer, Early fall
Native Area
Egypt, Turkey, Tunisia, Montenegro, Cyprus, Armenia, Greece, Croatia, Morocco, Serbia, Lebanon, Portugal, Syria, Italy, Spain, Iran, Albania, Ireland, United Kingdom, Algeria, Azerbaijan, France

Tags (6)

Common Names (6)

en Sticky-bartsia
en Stickyweed
en Yellow bartsia
en Yellow glandweed
en Eyebright
en Parentucellia