Plant Library

An index of the perennial plants grown and offered at Glenraven.

Symphiotrichum 'F.S. Princessa'

Symphiotrichum 'F.S. Princessa'

Aster

10365777248567|Symphiotrichum 'F.S. Princessa'|Aster|

A compact aster with bright white flowers centered with yellow discs that take on reddish tones as they mature, creating lively contrast. Plants are smothered with small blooms in late summer and autumn. The growth habit is tidy and self-supporting.

Selected as a seedling and monitored for several years before release. Thrives in sun with average soil. Suitable for borders where compact habit and profuse late-season bloom are valued. The flowers attract pollinators during the autumn period. Combines effectively with grasses and other autumn perennials. Introduced by Free Spirit Nursery.

|Sept–Oct|white with yellow|green|compact upright|borders; autumn gardens; compact spaces|100|70|full sun|average|well-drained; average|low|compact and self-supporting; profuse bloomer; discs redden with age; monitored for years before release|yes|late summer to autumn bloom; compact form; colour changes with age|pollinators|4||compact habit; bright white with yellow centers; reddish disc with age; profuse bloomer; self-supporting|//glenravennursery.com/cdn/shop/files/placeholder_portrait.png?v=1766878564&width=800|
Symphiotrichum 'Herfstweelde'

Symphiotrichum 'Herfstweelde'

Aster

10365777314103|Symphiotrichum 'Herfstweelde'|Aster|

Luminous lavender-blue blossoms with yellow stamens smother plants in late summer and autumn. Although clumping in habit, plants cover substantial ground with arching branches and may benefit from support or sturdy neighbouring plants. The name translates as 'Autumn Wealth', reflecting the profusion of blooms.

Thrives in sun with average, moisture-retentive soil. Suitable for borders where the arching branches can weave through other plantings. The abundant flowers attract pollinators during the critical late season period. Combines well with grasses and tall perennials that can provide mutual support.

|Sept–Oct|lavender blue with yellow|green|arching clump|borders; naturalistic plantings with support plants|140|80|full sun|average to moist|moisture-retentive; average|moderate|arching habit may need support; profuse bloomer; covers substantial area; name means Autumn Wealth|yes|late summer to autumn bloom; abundant flowers; pollinator value|pollinators; butterflies|4||arching branches; luminous lavender-blue; profuse bloomer; may need support; covers ground well|//glenravennursery.com/cdn/shop/files/placeholder_portrait.png?v=1766878564&width=800|
Symphiotrichum 'Little Carlow'

Symphiotrichum 'Little Carlow'

Aster

10365777346871|Symphiotrichum 'Little Carlow'|Aster|

Elegant plumes dotted with masses of medium-sized, violet-blue flowers create waves of excitement in the autumn border. Plants form substantial clumps with good branching and maintain their form without support. The profusion of blooms provides exceptional late-season colour.

Thrives in sun with average to moist soil. Suitable for borders and naturalistic plantings where height and autumn interest are valued. The flowers attract butterflies and provide important late-season nectar. Combines effectively with grasses and other autumn perennials. RHS Award of Garden Merit.

|Sept–Oct|violet blue|green|upright clump|borders; naturalistic plantings; autumn gardens|120|80|full sun|average to moist|average to moisture-retentive|low|self-supporting; profuse bloomer; AGM; substantial late interest|yes|autumn bloom; butterfly attractor; late nectar source|butterflies; pollinators|4||elegant plumes; violet-blue flowers; self-supporting; profuse bloomer; substantial clumps|//glenravennursery.com/cdn/shop/files/placeholder_portrait.png?v=1766878564&width=800|
Symphiotrichum 'Ochtendgloren'

Symphiotrichum 'Ochtendgloren'

Aster

10365777379639|Symphiotrichum 'Ochtendgloren'|Aster|

An upright aster producing clouds of flowers in autumn. Plants form sturdy, well-branched clumps that maintain good form through the flowering period. The abundant blooms create substantial late-season interest and attract numerous pollinators.

Thrives in sun with average, moisture-retentive soil. Suitable for borders and naturalistic schemes where autumn colour and pollinator habitat are valued. Plants are reliably self-supporting and require minimal intervention. Combines well with grasses and other late-flowering perennials.

|Sept–Oct|pink|green|upright clump|borders; naturalistic plantings; pollinator gardens|120|70|full sun|average|moisture-retentive; average|low|self-supporting; reliable bloomer; minimal care; sturdy habit|yes|autumn bloom; late nectar source; structural form|pollinators; butterflies|4||upright and sturdy; profuse autumn bloom; self-supporting; well-branched; abundant flowers|//glenravennursery.com/cdn/shop/files/placeholder_portrait.png?v=1766878564&width=800|
Symphiotrichum 'Oktoberlicht'

Symphiotrichum 'Oktoberlicht'

Aster

10365777412407|Symphiotrichum 'Oktoberlicht'|Aster|

An upright aster with clouds of small flowers in autumn. Plants form sturdy clumps with good branching habit and maintain their form through the flowering season. The flowers appear in profusion, creating a haze of colour in the late border.

Thrives in sun with average, well-drained soil. Suitable for borders and naturalistic plantings where late season colour and pollinator value are important. Plants are self-supporting and require minimal maintenance. Combines effectively with grasses and other autumn perennials.

|Sept–Oct|lavender blue|green|upright clump|borders; naturalistic plantings; autumn gardens|120|70|full sun|average|well-drained; average|low|self-supporting; profuse bloomer; minimal maintenance; good clumping habit|yes|autumn bloom; late season colour; pollinator value|pollinators; butterflies|4||upright habit; profuse autumn bloom; self-supporting; good branching; clouds of flowers|//glenravennursery.com/cdn/shop/files/placeholder_portrait.png?v=1766878564&width=800|
Symphiotrichum lateriflorum 'Lady in Black'

Symphiotrichum lateriflorum 'Lady in Black'

Calico Aster

10365777445175|Symphiotrichum lateriflorum 'Lady in Black'|Calico Aster|

A tall selection with the same tiny white flowers and bronze centers as the compact forms, but with a more open, elegant habit. Flower branches arch gracefully without requiring support, creating a fountain-like effect. The reddish-brown foliage provides excellent contrast with the profusion of small blooms.

Suitable for middle and back of borders where the arching branches can be appreciated. Plants form tight clumps and do not spread aggressively. Thrives in sun with average soil. The elegant form and self-supporting habit make this a superb choice for late season interest without the need for staking.

|Sept–Oct|white with bronze|reddish brown|arching upright|middle to back of borders; naturalistic plantings|140|90|full sun|average|well-drained; average|low|no staking required; elegant arching habit; tight clumps; dark foliage contrast|yes|autumn bloom; graceful arching form; dark foliage|pollinators|4||tall and elegant; arching branches; dark foliage; self-supporting; white flowers with bronze centers; tight clumping|//glenravennursery.com/cdn/shop/files/placeholder_portrait.png?v=1766878564&width=800|
Symphiotrichum lateriflorum 'Prince'

Symphiotrichum lateriflorum 'Prince'

Calico Aster

10365777510711|Symphiotrichum lateriflorum 'Prince'|Calico Aster|

A very compact aster with laterally branching habit, creating a dense mound. The finely textured leaves are extremely dark and maintain their colour throughout summer. Tiny whitish flowers with bronze centers appear in profusion in autumn, creating a frothy effect against the dark foliage.

Excellent for the front of borders, between grasses, and in combination with Russian sage. Plants maintain their structure well into winter. Thrives in sun with average soil. The dark foliage provides striking contrast with the pale flowers. Great Plant Pick selection.

|Sept–Oct|white with bronze|very dark purple-brown|compact bushy|front of borders; with grasses; rock gardens|60|50|full sun|average|well-drained; average|low|very dark foliage all summer; compact habit; excellent winter structure; GPP|yes|autumn bloom; dark foliage contrast; winter form|pollinators|4||very compact; extremely dark foliage; laterally branching; white flowers with bronze centers; maintains winter structure|//glenravennursery.com/cdn/shop/files/placeholder_portrait.png?v=1766878564&width=800|
Symphyotrichum novae-angliae

Symphyotrichum novae-angliae

New England Aster

10365777543479|Symphyotrichum novae-angliae|New England Aster|

A tall native aster forming substantial clumps with numerous flowers in autumn. The species varies in colour from purple to pink, typically with yellow centers. Plants can reach considerable height and may require support in the first season but firm up in subsequent years.

Thrives in sun with moisture-retentive soil. Suitable for back of borders and naturalistic plantings where height and late season colour are valued. The flowers attract butterflies and provide nectar for pollinators during autumn. Native to eastern and central North America and widely adaptable across various growing conditions.

|Sept–Oct|purple to pink with yellow|green|upright clump|back of borders; meadows; naturalistic plantings|140|90|full sun|moist to average|moisture-retentive|low to moderate|may need support in first year; firms up afterward; native to E and C North America|yes|autumn bloom; butterfly attractor; late season nectar|butterflies; pollinators|5||tall and robust; autumn bloom; native; may need support initially; firms up with age; attracts butterflies|//glenravennursery.com/cdn/shop/files/placeholder_portrait.png?v=1766878564&width=800|