Polystichum rigens (Rigid holly fern)
Other names: Tassel fern, Rigid tassel fern
P. rigens is a compact, mound-forming, evergreen fern with arching, triangular, leather, bipinnate, mid-green fronds with stiff, pointed tips.
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0.6m max. spread |
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0.4m max. height |
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5-10 years to maturity |
Ceratophyllum demersum (Hornwort)
Other names: Cedar moss, Coon tail, Fish blankets, Morass weed, Rigid hornwort
C. demersum is a submerged, aquatic perennial with whorls of forked, brittle, dark green leaves. Tiny flowers, white male and green female, bloom in summer from the leaf axils.
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1.5m max. spread |
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0.1m max. height |
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5-10 years to maturity |
Other names: Common vervain, Holy herb, Simpler's joy , Common verbena
V. officinalis is an native, upright, perenial with toothed, green-grey leaves and pale lilac flowers in summer.
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0.5m max. spread |
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1m max. height |
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2-5 years to maturity |
Phyla nodiflora (Creeping vervain)
Other names: Capeweed, Matgrass, Turkey tangle, Fogfruit, Frogfruit, Frog's bit, Creeping lip plant, Lippia nodiflora, Lippia canescens, Lippia repens, Lippia incisa, Licorice verbena, Turkey tangle fogfruit, Matchweed
P. nodiflora is a tender, spreading, mat-forming, semi-evergreen perennial with oblong to lance-shaped, toothed, mid-green leaves and tight clusters of pale pink to white flowers from late spring into autumn.
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0.9m max. spread |
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0.1m max. height |
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5-10 years to maturity |
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