Yellow Screwstem

At maturity, this species reaches approximately 1-2 feet tall, presenting Lanceolate to ovate leaves, arranged oppositely, with smooth margins along with Yellow, tubular flowers with five lobes, typically blooming in clusters, followed by Capsule that splits open to release seeds. These features are supported by a reliable Fibrous root system, ensuring stability and sustained growth.

Native to Eastern United States and Canada, Yellow Screwstem thrives in Wet meadows, marshes, and along stream banks at elevations around Typically found at low elevations. Best suited for USDA Hardiness Zone 3-8. Whether grown indoor, in a curated garden or a more natural setting, its ecological requirements help maintain its vigor over time.

You can use our free plant identify app PlantPlants to chose the best spot for Yellow Screwstem, This plant prefers Prefers partial to full shade and flourishes in Moist, organic-rich soils with a soil pH of about 5.5 to 7.0.

Yellow Screwstem needs watering,Consistent moisture; avoid drying out, guided by PlantPlants app, You can get plants daily watering schedule. to maintain Wet to consistently moist, ensure steady hydration. Applying water through Water thoroughly and regularly supports even distribution and helps prevent overwatering or dryness.

Yellow Screwstem performs best within 50 F to 75 F. Its ideal growth occurs at around 65 F to 70 F, though it tolerates ranges from 40 F (min) to 85 F (max). Additionally, maintaining Prefers high humidity encourages healthy foliage and overall plant vigor.

Feeding with Balanced, slow-release fertilizer at the recommended Seasonal Application Frequency on PlantPlants App keeps nutrients balanced. Incorporating Compost enhances soil structure and fertility, while staying alert to Stunted growth, yellowing of leaves helps you adjust care as needed to maintain optimal plant health.

Regular attention ensures this plant’s beauty and longevity. Late winter to early spring for Remove dead or weak stems to promote new growth tidies its appearance, while Every 2-3 years, as needed may be necessary as it grows, requiring a Increase pot size by 1-2 inches increase and a fresh A mix of loamy soil with good moisture retention. for Staking or Support. Generally does not require staking.

During Winter, growth may slow and some May become dormant and lose leaves in winter can occur. For those looking to propagate, consider Seed propagation or division and provide Requires stratification for several weeks when starting from seed. If using cuttings, follow Not commonly propagated by cuttings to ensure successful rooting and healthy new plants.

our free plant identify and care app PlantPlants can help you diagnosisYellow Screwstem problems.Though generally robust, keep watch for Aphids, leafhoppers and remain vigilant against Root rot, mold in overly wet conditions. Implementing Ensure good air circulation and avoid overwatering and applying Insecticidal soap for pests; improve drainage for diseases when issues arise will help sustain the plant thriving.

This plant pairs nicely with Other wetland plants (e.g., ferns, wildflowers) and shows None noted, making it a flexible choice for various Ideal for rain gardens or wetland restorations.

the Edible Parts: None known; primarily ornamental. Toxicty of Yellow Screwstem, Non-toxic. learning about its Not harvested for culinary uses, Not applicable, and Not applicable can be intriguing for culinary explorers. Some traditions highlight its Some indigenous cultures may have used it, but not well-documented or note its An important plant in wetland ecosystems.

With an Not assessed, proper Habitat preservation necessary due to wetland loss