<i>Sempervivum </i>plant named ‘Belsemyel2’

Abstract

A new cultivar of Sempervivum plant named ‘Belsemyel2’ characterized by its compact plant habit, its growth habit that produces many offset rosettes, its strong root system, its good suitability for outdoor growing the entire year, its leaf surfaces that are covered with small white cobweb pubescence, and its range of foliage colors that are red-yellow in early spring, yellow with red centers in late spring, bright yellow in the summer, and yellow-green in autumn and winter.

Claims

1. A new and distinct variety of Sempervivum plant named ‘Belsemyel2’ as described and illustrated herein.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) The accompanying color photographs illustrate the overall appearance and distinct characteristics of 1.5-year-old plants of the new Sempervivum as grown outdoors in 8.5-cm containers in Westerlo, Belgium.

(2) The photograph in FIG. 1 provides a view of the transitioning foliage color in spring and the cobweb pubescence of ‘Belsemyel2’.

(3) The photograph in FIG. 2 provides a view of the winter foliage of ‘Belsemyel2’.

(4) The colors in the photographs may differ slightly from the color values cited in the detailed botanical description, which accurately describe the colors of the new Sempervivum.

DETAILED BOTANICAL DESCRIPTION

(5) The following is a detailed description of the new cultivar as observed on 1.5-year-old plants of the new Sempervivum as grown outdoors in 8.5-cm containers in Westerlo, Belgium. The phenotype of the new cultivar may vary with variations in environmental, climatic, and cultural conditions, as it has not been tested under all possible environmental conditions. The color determination is in accordance with The 2015 Colour Chart of The Royal Horticultural Society, London, England, except where general color terms of ordinary dictionary significance are used. General description: Plant type.—Evergreen succulent perennial. Plant habit.—Basal rosette, offsets clustered around main rosette. Height and spread.—Reaches up to 4 cm in height and 13 cm in spread (with off shoots), average diameter of main rosette is 6 cm. Hardiness.—At least in U.S.D.A. Zones 3 to 9. Diseases and pests.—No susceptibility or resistance to diseases or pests has been observed; (Sempervivums are generally disease free unless grown under wet and cold conditions). Root description.—Rhizomes grow from main rosette and hold offsets, rounded in shape, average of 2.5 cm in length and 1.5 mm in width, texture smooth, glabrous and matte, 200D in color. Propagation.—Cuttings. Root development.—A cutting taken in July will fully root in September/October and will fill a P9 container in June. Growth rate.—Rapidly produces offset rosettes. Stem description: Stemless. Foliage description: Leaf shape.—Oblong, succulent. Leaf division.—Simple. Leaf arrangement.—Rosette. Leaf base.—Broad cuneate. Leaf apex.—Abruptly apiculate. Leaf venation.—No veins visible. Leaf margins.—Ciliate and unlobed. Leaf attachment.—Sessile. Leaf orientation.—Slightly curved upward. Leaf substance.—Succulent, average of 2 mm in thickness. Leaf number.—An average of 70 per rosette. Leaf surface.—Both surfaces are glaucescent, smooth, covered with short glandular hairs, tips and middle of the rosette are lightly covered with thin cobweb type hairs, NN155A in color. Leaf color.—Fall and winter; upper and lower surface 145A and 145B, Spring; upper and lower surface center leaves 145A, upper and lower surface outer leaves of rosette N34A and 20B. Leaf size.—Average of 2 cm in length and 8 mm in width. Flower description: No flowers have been observed to date under numerous growing situations.