Eryngium, Amethyst Sea Holly
Eryngium 'Sapphire Blue'

<h1>Eryngium, Amethyst Sea Holly<br><i>Eryngium</i> 'Sapphire Blue'</h1>

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                            <b>Family: Apiaceae</b>
                                    (ay-pee-AY-see-ee)<br>
                                                        <b>Genus: <i>Eryngium</i></b>
                                    (er-RIN-jee-um)<br>
                                        
            
                            <b>Cultivar: Sapphire Blue</b><br>
            
                            Additional cultivar information: (PP11088)<br> 
                        
                            Hybridized by Ruigrok
                        
                            1997<br>
                        
            
                        
                        
                        
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                                                        <P><B>Category</B></P>
                                                                        Alpines and Rock Gardens<BR>
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                                                        <P><B>Water Requirements</B></P>
                                                                        Drought-tolerant; suitable for xeriscaping<BR>
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                                                        <P><B>Sun Exposure</B></P>
                                                                        Full Sun<BR>
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                                                        <P><B>Foliage</B></P>
                                                                        Grown for foliage<BR>
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                                                        <P><B>Foliage Color</B></P>
                                                                        Unknown
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                                                        <P><B>Height</B></P>
                                                                        12-18 in. (30-45 cm)<BR>
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                                                        <P><B>Spacing</B></P>
                                                                        12-15 in. (30-38 cm)<BR>
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                                                        <P><B>Hardiness</B></P>
                                                                        USDA Zone 2a: to -45.5 °C (-50 °F)<BR>
                                                                                                USDA Zone 2b: to -42.7 °C (-45 °F)<BR>
                                                                                                USDA Zone 3a:  to -39.9 °C (-40 °F)<BR>
                                                                                                USDA Zone 3b: to -37.2 °C (-35 °F)<BR>
                                                                                                USDA Zone 4a: to -34.4 °C (-30 °F)<BR>
                                                                                                USDA Zone 4b: to -31.6 °C (-25 °F)<BR>
                                                                                                USDA Zone 5a: to -28.8 °C (-20 °F)<BR>
                                                                                                USDA Zone 5b: to -26.1 °C (-15 °F)<BR>
                                                                                                USDA Zone 6a: to -23.3 °C (-10 °F)<BR>
                                                                                                USDA Zone 6b: to -20.5 °C (-5 °F)<BR>
                                                                                                USDA Zone 7a: to -17.7 °C (0 °F)<BR>
                                                                                                USDA Zone 7b: to -14.9 °C (5 °F)<BR>
                                                                                                USDA Zone 8a: to -12.2 °C (10 °F)<BR>
                                                                                                USDA Zone 8b: to -9.4 °C (15 °F)<BR>
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                                                                                            <P><B>Where to Grow</B></P>
                                                                        Unknown
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                                                                                                    <P><B>Danger</B></P>
                                                                        Plant has spines or sharp edges; use extreme caution when handling<BR>
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                                                                                                    <P><B>Bloom Color</B></P>
                                                                        Blue-Violet<BR>
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                                                                                                    <P><B>Bloom Characteristics</B></P>
                                                                        Unknown
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                                                                                                    <P><B>Bloom Size</B></P>
                                                                        Unknown
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                                                                                                    <P><B>Bloom Time</B></P>
                                                                        Mid Summer<BR>
                                                                                                Late Summer/Early Fall<BR>
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                                                                                                    <P><B>Other details</B></P>
                                                                        Unknown
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                                                                                                    <P><B>Soil pH requirements</B></P>
                                                                        Unknown
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                                                                                                    <P><B>Patent Information</B></P>
                                                                        Patented<BR>
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                                                                                                    <P><B>Propagation Methods</B></P>
                                                                        By dividing the rootball<BR>
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                                                                                                    <P><B>Seed Collecting</B></P>
                                                                        N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed<BR>
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