Sea Urchin
Hakea laurina
Dense, rounded habit to 10–25 ft. high and 9–30 ft. wide; often trained as single-trunked ...
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Seashore Paspalum
Paspalum vaginatum
Native to southeastern U.S. Makes an attractive lawn near coast; tolerates salty soil, heat, wear. Col...
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Sedge
Carex
Large group of grasslike, clumping plants found worldwide and grown for foliage effect in borders, roc...
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Sego Lily
Calochortus nuttallii
Native from North Dakota and Montana south to New Mexico and Arizona, this is the state flower of Utah...
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Self-Heal
Prunella vulgaris
This is the common species. Smaller in all its parts than Prunella grandiflora, with leaves t...
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Senegal Date Palm
Phoenix reclinata
Native to Africa. Grows 20 to 30 ft. high and wide. Produces offshoots, forming picturesque clumps wit...
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Sentry Palm
Howea belmoreana
Tends to be smaller than Howea forsteriana (grows to 25 ft. tall and 15 ft. wide), with 6- to...
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Serbian Bellflower
Campanula poscharskyana
Spreading, mounding, leafy clump to 8 in. high. Branching, semi-upright flower stems to 1 ft. or more....
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Serbian Spruce
Picea omorika
Native to southeastern Europe. Narrow, conical, slow-growing tree to 50–60 ft. tall and just 6&ndash
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Serviceberry
Amelanchier canadensis
Plants offered under this name may actually belong to other species. From eastern North America. Grows...
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Seven Sons Flower
Heptacodium miconioides
From China. This fountain-shaped shrub grows 15 to 20 ft. tall, 8 to 10 ft. wide. Large, narrowly hear...
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Shadscale
Atriplex confertifolia
Native to high plains and mesas from eastern Oregon and California to North Dakota, and south to north...
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