Yadon’s wallflower

At maturity, this species reaches approximately Up to 30 cm (12 inches) tall, presenting Narrowly lanceolate leaves, covered with fine hairs along with Bright yellow flowers, clustered in racemes, followed by Silique-type fruit, elongated and slender. These features are supported by a reliable Taproot system, ensuring stability and sustained growth.

Native to Endemic to the coast of Cornwall, UK, Yadon’s wallflower thrives in Rocky coastal sites and cliffs at elevations around Sea level to about 200 meters. Best suited for USDA Hardiness Zone 7-9. 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 Yadon’s wallflower, This plant prefers Full sun to partial shade and flourishes in Well-drained, sandy or rocky soils with a soil pH of about 6.0 8.0.

Yadon’s wallflower needs watering,Low to moderate, guided by PlantPlants app, You can get plants daily watering schedule. to maintain Prefers dry to moderate moisture, ensure steady hydration. Applying water through Drip irrigation or regular watering depending on rainfall supports even distribution and helps prevent overwatering or dryness.

Yadon’s wallflower performs best within 10 C to 25 C (50 F to 77 F). Its ideal growth occurs at around 15 C to 20 C (59 F to 68 F), though it tolerates ranges from -5 C to 30 C (23 F to 86 F). Additionally, maintaining Low to moderate 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 or organic matter enhances soil structure and fertility, while staying alert to Chlorosis and stunted growth helps you adjust care as needed to maintain optimal plant health.

Regular attention ensures this plant’s beauty and longevity. After flowering in late spring for Trim back spent flowers and leggy growth tidies its appearance, while Every 2-3 years may be necessary as it grows, requiring a Increase pot size by one size only increase and a fresh 50% potting mix, 50% sand or gravel for drainage. for Staking or Support. No staking required.

During Summer (potentially less active), growth may slow and some Persistent leaves, occasional yellowing in dry conditions can occur. For those looking to propagate, consider Seed propagation, division of established plants and provide Cold stratification followed by warm conditions when starting from seed. If using cuttings, follow Take softwood cuttings in early summer, place in a moist growing medium to ensure successful rooting and healthy new plants.

our free plant identify and care app PlantPlants can help you diagnosisYadon’s wallflower problems.Though generally robust, keep watch for Aphids, slugs, and snails and remain vigilant against Powdery mildew, root rot. Implementing Ensure good air circulation, proper drainage and applying Insecticidal soap for pests, fungicide for mildew problems when issues arise will help sustain the plant thriving.

This plant pairs nicely with Other Brassicaceae, lavender, and rosemary and shows Minimal known allelopathic effects, making it a flexible choice for various Coastal gardens, rock gardens, or troughs.

the Edible Parts: Leaves and flowers. Toxicty of Yadon’s wallflower, Generally considered non-toxic; no known toxicity. learning about its Spring and early summer, collect flowers and young leaves, Can be used in salads or as garnish, and High in vitamins A and C, low in calories can be intriguing for culinary explorers. Some traditions highlight its Traditionally used for respiratory ailments or note its Represents biodiversity conservation efforts.

With an Vulnerable, proper Habitat protection, restoration efforts, and propagation in cultivation.