Cedarglade St. John's wort (Hypericum frondosum)

Cedarglade St. John's wort

It is a medium-sized shrub, growing 61 to 305 cm in height with a highly-branching form. The stems are green when young, becoming reddish brown and peeling or plating with age. The opposite leaves are sessile, up to 7 cm long and 2 cm across with an oblong to lanceolate shape.

Scientific classification

Species

Cedarglade St. John's wort (Hypericum frondosum)

Nances, spurges, willows and allies

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91 cm to 1.2 m

Plant Height

90 cm to 1.2 m

Spread

Green, Blue

Leaf Color

2.5 cm to 8 cm

Flower Size

Yellow, Gold

Flower Color

Green, Blue

Stem Color

Evergreen, Deciduous

Leaf type

10 - 35 ℃

Ideal Temperature

Summer

Growth Season

Cultivars

There are several recognized cultivars of Cedarglade St. John's wort, including the following common varieties :

Cedarglade St. John's wort 'Sunburst'St. John's worts 'Hidcote'

Quickly Identify Cedarglade St. John's wort

Dense, rounded growth up to 2-4 feet (60-120 cm) in height and width.

Bright yellow, 5-petaled flowers with conspicuous stamens in June-July.

Distinctive oval capsule fruit with 2-5 cell structure and species-specific size range.

Linear to oblanceolate leaves, up to 3 inches (7.6 cm) long, with parallel veins.

Reddish-brown bark that exfoliates in thin, curly strips, revealing deeper hues.

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Care Guide for Cedarglade St. John's wort

Every 1-2 weeks

Water

Full sun

Sunlight

10 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Cedarglade St. John's wort thrives in dry, rocky habitats and shows moderate drought tolerance. It requires well-drained soil, benefiting from deep watering every 1-2 weeks. Outdoor cultivation is preferred, and mulching helps retain moisture without causing waterlogging.

Fertilize: Cedarglade St. John's wort benefits from balanced, slow-release fertilizers in spring and high-nitrogen feeds in summer. Apply monthly with caution to avoid over-fertilization. In winter, minimize feeding. Follow product instructions and wear gloves to protect skin for optimal growth and blooming.

Pruning: Cedarglade St. John's wort is known for its vibrant yellow flowers and dense growth. Prune in early to late winter by thinning older stems and deadheading spent flowers to promote new blooms. Cut back one-third of the oldest stems to enhance air circulation and ensure healthy growth in subsequent seasons.

Propagation: To propagate cedarglade St. John's wort, use healthy, non-flowering cuttings from shoots, snipped below a leaf node. Plant in a moisture-retentive, well-draining medium. Provide adequate light (indirect) and maintain consistent moisture levels to enhance rooting success.

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