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May 2025Archived

 

Field picture submitted by Elizabeth Fichtner

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Dwarf Plumbago

Ceratostigma plumbaginoides in June on 40% ET0 in 50% shade. Photo: SK Reid. Since we grew this species in both the full sun and shade, both treatments results will be discussed together for comparison.
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Japanese Holly Fern

Cyrtomium falcatum on 20% ETo in March 2013. Photo: SK Reid. We were pleasantly surprised to see this fern produce the best average quality ratings on the lowest irrigation treatment with absolutely no supplemental summer water.
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Variegated Daphne

Daphne odora Aureomarginata on 40% ETo showing little variegation. Photo: SK Reid. The batch of plants we received for planting were not as strongly marked with the yellow margins typically characteristic of this cultivar.
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California Fescue

Festuca californica in late March 2013 on 20% ET0. Photo: SK Reid. When visiting our trials field, Ellen Zagory, public horticulture director for the UCD Arboretum, remarked that our specimens were the best looking she had ever seen.
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Compact Oregon Grape

Berberis aquifolium Compacta in March 2013. Photo: SK Reid. The 40% ETo treatment yielded consistently the highest quality ratings, though there were no differences between treatments in relative growth.
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Walking Iris

Neomarica caerulea on 20% ET0 in June 2013. Photo: SK Reid. The walking iris is a little grown plant, but with potential for dry shade gardens since its foliage is tall and striking throughout the year.
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Bluebelle Creeper

Sollya heterophylla on 20% ET0 in April 2013. Photo: SK Reid. The Australian bluebell creeper turned out to be one of the favorites in our irrigation trials with its year-round fresh green foliage and dainty blue flowers in summer.
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Flutterby Petite Blue Heaven Butterfly Bush

Buddleia Blue Heaven in September 2011 on 60% ETo (60 high; 2x the expected height). Photo: SK Reid. Buddleia Blue Heaven was a real favorite in the 2009-2011 trials. Except for the middle of the winter, as is typical of this genus, this plant was consistently handsome in the trials field.
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Tiny Tangerine Bulbine

Bulbine Tiny Tangerine in April 2011; 20% ET0. Photo: SK Reid. This cultivar of cape balsam is an exceptional garden plant with superior pest tolerance and disease resistance.
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Cabbage Tree

Cordyline Purple Sensation on 60% ETo in July showing signs of sunburn. Photo: SK Reid. This Cordyline cultivar suffered high mortality the first summer. The remaining plants sulked through fall, and disappeared from winter through spring. The surviving plants were evaluated from May through August.
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