Erysimum plant named ‘ERFZ0003’

Abstract

A new Erysimum plant named ERFZ0003 particularly distinguished by the purple-violet flower color, dark grey green foliage color, rounded and semi-erect plant habit with good branching, and is very early to flower.

Claims

1. A new and distinct variety of Erysimum plant named ERFZ0003 substantially as illustrated and described herein.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying photographic drawing shows typical flower and foliage characteristics of ERFZ0003 with colors being as true as possible with an illustration of this type.

(2) The photographic drawing shows in

(3) FIG. 1 a flowering plant of the new variety and in

(4) FIG. 2 a close-up of a flower and buds.

DETAILED BOTANICAL DESCRIPTION

(5) The plant descriptions, measurements and aforementioned photographs were taken in Andijk, The Netherlands in March 2016 under natural light. These plants were growing in an indoor trial under natural light in Andijk, The Netherlands. The plants were about 22 weeks of age.

(6) Color chart used: Royal Horticultural Society Colour Chart (R.H.S.) 2001.

(7) TABLE-US-00001 TABLE 1 DIFFERENCES BETWEEN THE NEW VARIETY ERFZ0003 AND A SIMILAR VARIETY Bowles Mauve ERFZ0003 (Unprotected) Natural flowering Much earlier Later response: Plant habit: Taller when plants Not as vigorous start to flower Foliage color: Deeper grey green Little less green Peduncle length: Becomes longer on Shorter mature plants Plant: Form, growth and habit.Compact and tightly mounded, good flowering on somewhat long peduncles at more mature stage. Plant height.32-38.0 cm. Plant height (inflorescence included).60-65.0 cm. Plant width.About 28.0 cm. Roots: Number of days to initiate roots.About 8 days at about 18 degrees C. Number of days to produce a rooted cutting.About 4 weeks at 18 degrees C. Type.Fine, fibrous, free branching. Color.RHS N155B. Foliage: Arrangement.Alternate. Immature, leaf color, upper surface.Closest to RHS 147A but darker. Immature, leaf color, lower surface.Closest to RHS 137B. Mature, leaf color, upper surface.Closest to RHS 147A darker. Mature, leaf color, lower surface.Closest to RHS 137B. Length.6.9-7.5 cm. Width.0.8-1.0 cm. Shape.Narrowly oblanceolate to ensiform. Base shape.Cuneate. Apex shape.Acute to abruptly acute. Margin.Entire. Texture, upper surface.Bifid T-shaped hairs. Texture, lower surface.Bifid T-shaped hairs. Color of veins, upper surface.RHS 144C. Color of veins, lower surface.RHS 144B. Venation pattern.Pinnate. Petiole color.RHS 144C. Length.0.5-0.9 cm. Diameter.0.22 cm. Texture.Bifid T-shaped hairs. Stem: Color of stem.RHS 144A but appears greyer due to hairs. Length of stem.17-20.0 cm. Diameter.0.42 cm. Length of internodes.1.5 cm. Texture.Bifid T-shaped hairs. Color of peduncle.RHS 144B. Length of peduncle.10.0-39.0 cm for the most mature. Diameter of peduncle.0.3-0.4 cm. Texture.Bifid T-shaped hairs. Color of pedicel.RHS 144C. Length of pedicel.0.4 cm. Diameter of pedicel.0.05 cm. Texture.Heavy covered with bifid T-shaped hairs. Inflorescence: Type.Single, cruciform, composed of 4 petals; flowers held above the plant, relatively long peduncles on more mature plants. Natural flowering season.March to October in The Netherlands. Quantity of inflorescences per plant.23-25 with open flowers and 24-29 immature ones. Lastingness of individual blooms on the plant.About 4 days. Fragrance.None. Bud (just before opening/showing color): Color.Some RHS 155B and some closer to RHS 84C. Length.1.1 cm. Width.0.4-0.5 cm. Shape.Oblong. Corolla: Immature inflorescence: Diameter.1.2-1.4 cm. Color of petals, upper surface.RHS N81A. Color of petals, lower surface.RHS N81B. Mature inflorescence: Flower diameter.1.5-1.7 cm. Depth.1.3-1.4 cm. Petal color, upper surface.RHS N81C. Petal color, lower surface.RHS N81C. Length of petal.0.8-0.9 cm. Width of petal.0.7-0.8 cm. Shape.Spathulate. Apex shape.Slightly retuse. Petal base.Acuminate. Margin.Entire. Petal texture, upper surface.Papillose. Petal texture, lower surface.Papillose. Calyx: Quantity.4 sepals. Color, upper surface.RHS 137B. Color, lower surface.RHS 137B. Sepals. Length.0.6 cm. Width.0.3 cm. Shape.Broadly oblong. Apex shape.Obtuse. Base.Cuneate. Margins.Entire. Texture, upper/inner surface.Glabrous. Texture, lower/outer surface.Bifid T-shaped hairs. Reproductive organs: Gynoecium. Pistil quantity.1. Length.0.6 cm. Style color.RHS 145C. Style length.0.45-0.5 cm. Style texture.Heavily covered with bifid hairs as to appear much lighter in color. Stigma color.RHS 145B. Stigma shape.Oval to disc-shaped and a cleft down the center. Stigma texture.Very grainy looking. Ovary color.Not developed enough at this time to observe. Androecium. Stamens, quantity.6. Color of filaments.Closest to RHS 160D and somewhat translucent. Length filaments.0.6 cm. Anther color.RHS 18B. Anther length.0.3 cm. Anther shape.Oblong. Color of pollen.RHS 18B. Pollen amount.Normal. Fertility/seed set.Has not been determined to date. Disease/pest resistance.Has not been determined to date.