Lambstongue ragwort (Senecio integerrimus)

Lambstongue ragwort

Also known as: Western Groundsel, Columbia ragwort, White western groundsdel

Other names for lambstongue ragwort (Senecio integerrimus) include wet-the-bed, western groundsel, and gauge plant. It was called gauge plant because early settlers used it to “gauge” if the range was ready for grazing. If this plant was flowering, the farmers knew that the land was sufficiently cultivated to support the nutritional needs of cattle.

Scientific classification

Species

Lambstongue ragwort (Senecio integerrimus)

Asters bellflowers fanflowers and allies

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Toxic to Pets

Toxicity

Perennial, Biennial

Lifespan

Herb

Plant Type

Spring, Summer

Bloom Time

20 cm to 70 cm

Plant Height

30 cm to 80 cm

Spread

1.3 cm to 2.5 cm

Flower Size

Yellow

Flower Color

Evergreen

Leaf type

20 - 35 ℃

Ideal Temperature

Images of Lambstongue ragwort

Attributes of Lambstongue ragwort

Growth Rate

In Spring and Summer, lambstongue ragwort exhibits a moderate growth rate, maturing its lobed, entire leaves and reaching pronounced heights. This growth speed allows the development of vibrant yellow flowers by mid-summer, complimenting the plant's architecture. The moderate pace also aids in its adaptation to rugged environments, emphasizing its hardy nature.

Culture

Symbolism

Health, Healing

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Care Guide for Lambstongue ragwort

Every week

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Water: Lambstongue ragwort originates from temperate regions and prefers moderate moisture. It thrives with consistent weekly watering, ensuring the topsoil remains evenly moist. Typically grown outdoors, monitoring soil moisture is vital during its notable growing season for optimal health and growth.

Fertilize: For lambstongue ragwort, use high-nitrogen fertilizers monthly during the growing season, reducing frequency in winter. Water lambstongue ragwort prior to fertilizing to prevent damage and enhance nutrient absorption. Avoid over-fertilizing; use half the product's recommended strength and periodically assess soil nutrient levels.

Pruning: Lambstongue ragwort features vibrant yellow flowers and should be pruned in early to late spring. Cutting back dead stems and spent blooms promotes growth and controls invasiveness, enhancing aesthetics, air circulation, and reducing disease risk. Regular pruning results in a healthier, more vibrant plant.

Propagation: Lambstongue ragwort is a hardy perennial easily propagated through cuttings. Select a healthy shoot with leaf nodes, optionally use rooting hormone, and plant in well-draining soil. Keep soil consistently moist without overwatering. Rooting takes a few weeks, then transplant the new lambstongue ragwort to a permanent spot.

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