BOSKOOP, Netherlands: ISU, the International Hardy Plant Union, is proud to present ‘The Golden Quintet’ – five outstanding varieties that a panel of expert judges found to be superior in terms of visual appeal, pest and disease resistance, distinctness, uniformity and stability, and crowned with the ISU Perennial Innovation Award.
More than 50 new perennial plants representing 27 genera were bedded out in the trial and display beds of Boskoop’s Royal Horticultural Society (KVBC).
The ISU Committee for Plant Evaluation awarded five new perennials. Committee Chairman, Jonas Bengtsson from Sweden, said that the trials provided valuable insight into new perennial plants.
Grower Marco van Noort Breeding B.V. and breeder by Jan Zwetsloot scooped up the 2022 ISU Perennial Innovation Award for Agapanthus ‘Heidy’ (Pretty Heidy). The variety features dark blue blooms that rise above medium tall stems. The dark blue flowers have a light color with light blue stripes on the inside. Long blooming season, as there are always new flower stalks. Suitable as a cut flower, but also as a large container plant. Very flowering, repeated flowering, flowers on different levels (height), beautiful dark flower buds, good color.
Flower height: 80 cm, max. height: 90 cm
Flower color: Dark blue
Flowering months: July-September
Exposure: full sun/half shade
Anemone hybrida GARDEN BREEZE `Pink touch
The jury praised award-winning Anemone hybrida GARDEN BREEZE `Pink touch´ from Vitroflora Grupa Producentów for its showy and unique flowers. This Anemone flowers profusingly.
Height (cm): leaves/with flowers: 60/90-100
Growth and habit (upright, compact …): Upright growth
Flower color: petals bicolor, front white, back purple/pink
Single flower: 4 cm diameter, semi-double
Foliage color: Dark green, glossy, compound, lobed foliage
Flowering period: August-September
Year of introduction: 2022-2023
The majority of perennial gardeners who participated in ISU Summer Days voted for the variety GARDEN BREEZE PINK TOUCH, which thus received a jury and a public award.
Heliopsis helianthoides ‘Fire Twister
Sender: CNB, Netherlands
Description: vigorous, well-formed plants that need a little support, profuse flowering.
Leaf height: 70 cm
Flower height: 100 cm
Foliage color: Dark purple
Flower color: Orange/red
Unique Characteristics: Black stems/semi-double flowers
Flowering time: June-October
Habitat: Sun – Partial shade
Suitable Uses: Border
Hardiness zone: 4-9
Dry sale: yes
Available: since 2021
Plant breeder’s right: PPAF- EU PBR 56818
Limonium gmelinii ‘STE10’ (Dazzle Rocks)
Submitted by: Plantipp BV
Breeder: Peter van Steijn
Description: Limonium Dazzle Rocks was selected for its compact growth and large number of flowers per stem. Dazzle Rocks is broad and well branched. Because it is drought and heat resistant, it is perfect for planting with dry plants. It is also great for containers, rock gardens and landscaping. Plant Dazzle Rocks in full sun in an ideally sandy and well-drained soil. This Limonium is not only suitable for warm and dry climates, but also tolerates cold temperatures down to -30 º C. Limonium ‘STE10’ is more compact than conventional varieties. It also has a larger number of flowers. Highly recommended as a pot plant.
Height (cm): leaves/with flowers: about 40 cm
Flower color: blue-purpleSize and shape of single flower: average 3 mm in height and diameter, 7 mm in depth.
Size and shape of complete flowers: average 28.6 cm in height and 16.9 cm in diameter.
Foliage color: Green
Main flowering season: Early summer to autumn
Growth: Upright, compact
Year of introduction: 2020
Property rights: USA plant patent PP28,761 and EU PBR 20210420
Picture: Jo Bogaerts
Submitted by Future Plants, Netherlands
Breeder : Cassian Schmidt (Hermannshof)
Description: Short prairie grass with alternate leaves in basal shoots. Shoots and leaves densely covered with soft hairs about 3 mm long. Inverted ovate. Main shoots grow from base, no lateral branching. Beautiful bluish foliage, conspicuously more hairy than the species and other varieties, not sucking, very distinctive. Tolerates much heat.
Height: 50 cm, inflorescences up to 100 cm.
Main flowering time:September to end of November
Flower color: brown-purple
Year of introduction 2018
Property rights EU PBR EU55959, USPP 32.374, CAN PBR AF