Thuja plant named ‘SMNTPGF’

Abstract

A new and distinct Thuja cultivar named SMNTPGF is disclosed, characterized by bright green and yellow foliage, with this bright coloration maintained in cold temperatures. Cold hardiness of the new variety is observed to USDA Zone 5. Deer resistance has been observed as well. Plants are pyramidal, dwarf and rapid growing. The new cultivar is a Thuja, suitable for ornamental garden purposes.

Claims

1. A new and distinct cultivar of Thuja plant named SMNTPGF as herein illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying photograph in FIG. 1 illustrates in full color a typical plant of SMNTPGF grown outdoors in Grand Haven, Mich. The plant is approximately 2 years old, and is shown growing in the ground.

(2) FIG. 2 shows a close up of typical foliage of the new variety.

(3) The photographs were taken using conventional techniques and although colors may appear different from actual colors due to light reflectance it is as accurate as possible by conventional photographic techniques.

DETAILED BOTANICAL DESCRIPTION

(4) In the following description, color references are made to The Royal Horticultural Society Colour Chart 2015 except where general terms of ordinary dictionary significance are used, The following observations and measurements describe SMNTPGF plants grown outdoors in Grand Haven Mich. Plants are approximately 2-3 years old, in a 3 gallon nursery container. Measurements and numerical values represent averages of typical plant types. Botanical classification: Thuja plicata SMNTPGF.

PROPAGATION

(5) Time to rooting: 60 to 90 days at approximately 40-50 F. Root description: Thick to fine, fibrous and fleshy, moderate branching. Colored white to tan, not accurately measured with the R.H.S. chart.

PLANT

(6) Growth habit: Upright, pyramidal. Height: 129 cm. Plant spread: 60 cm. Typical growth rate: Rapid. Branchlets growing on average 15 to 25 cm in a season, depending upon maturity and environmental conditions. Pinching required: Some pinching encourages better branching. Branching habit: Outwards from center stem. Length of lateral branches: 37 cm. Average number of lateral branches: 25-50. Diameter of lateral branches: 1 cm. Lateral branch color: Brown N200B. Lateral branch strength: Strong. Branchlet orientation.Vertical, upright fan spray. Internode length: 1.25 cm, on average. Trunk bark: Color.Near RHS Brown 200C with scales Greyed-Orange 175C. Texture.Rough, moderately scaly.

FOLIAGE

(7) Leaf: Arrangement.Alternate, scales. Shape.Scale-like. Average length.5 mm. Average width.1 mm. Apex.Acuminate. Base.Truncate. Margin.Entire. Texture of top surface.Smooth, like plastic. Texture of bottom surface.Smooth, like plastic. Color.Young foliage upper side: Yellow 6A, fades into mature color. Young foliage under side: Yellow Green N144B. Mature foliage upper side: Yellow Green N144B. Mature foliage under side: Mix of Yellow 6A and Green 143B. Mature foliage in winter upper side: Yellow Green N144B. Mature foliage in winder under side: Mix of Yellow 6A and Green 143B. Venation.Indistinguishable from leaf blade. Fragrance.None.

FLOWER

(8) Flowering not observed.

OTHER CHARACTERISTICS

(9) Disease and pest resistance: Deer resistant. No other resistance nor susceptibility observed. Drought tolerance: No tolerance for drought. Temperature tolerance: 29 C. to 39 C.