Texas alternatives might include Square-stem spikerush (Eleocharis quadrangulata), Sugarcane plumegrass (Saccharum giganteum), ans Powdery thalia (Thalia dealbata). Thank you for reporting this comment. Thalia dealbata is grown as an ornamental in tropical and temperate gardens and is hardy as far north as Philadelphia, Pennsylvania, and Vancouver, British Columbia when the rhizome is submersed during winter. Thalia dealbata. Dwarf Thalia Dealbata is a nice complement to any water garden setting. Grows to 3 feet tall and does best in full sun to part shade in moist soil or shallow water at the roots. As if that wasn't enough, the lovely architectural oar shaped leaves and mauve twisted flowers give a welcome burst of colour and vitality at the end of the season. A weed risk assessment showed that Thalia dealbata had invasive potential and was able to grow in most areas in China (Chen & Ding 2011, Wang & al. Other References Other common names powdery alligator-flag . (2016) also pointed out that the yield of biochar derived from Thalia dealbata has a clear advantage over traditional raw materials (orange peel, cottonseed hulls and corn stover) when the pyrolysis temperature is 500°C (Chen and Chen, 2009; Mullen et al., 2010; Uchimiya et al., 2011). Genus Thalia can be evergreen or deciduous perennials with long-stalked, lance-shaped leaves and long stems bearing violet-purple flowers in panicles . Native plant species that are adapted to local conditions should be used in restoration projects and as a substitute for giant reed in landscapes and erosion control practices. ID 83418 Symbol Key THDE Common Name powdery alligator flag Family Marantaceae Category Monocot Division Magnoliophyta US Nativity Native to U.S. US/NA Plant Yes State Distribution AL, AR, GA, IL, KY, LA, MO, MS, OK, SC, TX Growth Habit Forb/herb In suitable circumstances this species may grow very vigorously. It can be planted in the pond, swamp pot or the bog garden. thalia (Thalia dealbata) -- not native to Maryland, but native elsewhere in the south . click on a thumbnail to view an image, or see all the Thalia thumbnails at the Plants Gallery ©Richard A. Howard. Family Marantaceae . Provided by Smithsonian Institution, Richard A. Howard Photograph Collection . Another closely related introduced species, powdery thalia (Thalia dealbata), has also recently become naturalised in south-eastern Queensland. Pomegranate is only marginally hardy here, so it's unlikely to be invasive. The tall strongly architectural stiff leaf and flower stems waggle about as they swim through and warn you that they are coming. Thalia dealbata (Alligator flag) is just the thing to have if there are alligators about! This might partially explain why the plants are autogamous in spite of the elaborate floral mechanism. Undo. Dwarf Thalia Dealbata is an amazing specimen with green, canna-like leaves and lovely lavender blooms held high above the foliage. Unlike Thalia (Thalia geniculata), this species has tightly-bunched upright flower clusters. The pot shown in the picture below has frozen solid on several occasions. 2016). It comes with the added bonus that it is hardy enough to be left out all year in Zone 9 (at least). A moderate risk was estimated for the British Isles as well (Thomas 2010). Cui et al. marymd7. Thalia dealbata is a vigorous tropicalesque aquatic plant. Dealbata ( Alligator flag ) is just the thing to have if are... This species has tightly-bunched upright flower clusters the thing to have if there alligators..., Richard A. Howard Photograph Collection Howard Photograph Collection floral mechanism species tightly-bunched... Click on a thumbnail to view an image, or see all the Thalia at! Stems bearing violet-purple flowers in panicles the south pot shown in the south native Maryland. 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