Cepaeifolium subsp. rotundifolium is a short-lived, tufted perennial bearing widely ovate to almost rounded, deep green leaves. Produces scented, deep violet-blue flower in short-stemmed, congested, head-like racemes. In general, this genus of short-lived perennials also contains biennials and annuals are […]
Thlaspi ( CommonName Not Available )
This genus of short-lived perennials also contains biennials and annuals are are often found in alpine pastures, rock outcroppings or mountain woods in temperate areas. Leaves maybe either spoon-shaped or oval, entire or toothed and grow in a rosette fashion. […]
Thevetia ( Thevetia )
Thevetia is a fast growing evergreen shrub or small tree. Foliage is glossy and deep green, flowers are clusters of yellow funnel-shaped flowers. Can be used as hedges, or trained into tree form. They require full sun, heat and regular […]
Thermopsis villosa ( Carolina Lupine )
Erect stems bear alternate 3-palmate leaves. Early summer spiked flowers, which are similar to Lupine, are yellow and pea-like, with rounded, standard petals. Excellent for borders and wildflower gardens. They are quite forgiving of many conditions.
Thelypteris phegopteris ( Narrow Beech Fern )
Deciduous fern with arrow-shaped, light green fronds on long stalks and made up of oblong segments. The lowest pinnae on the stalks point forward and downward. Grow in a moist, shady border with a reliable moisture supply. Also referred to […]
Thelypteris noveboracensis ( New York fern )
Noveboracensis, also known as New York fern, is an erect, spreading, deciduous, terrestrial fern producing long, creeping rhizomes with pale golden brown scales. Upright, lance-shaped, pinnate, mid-green sterile fronds each with up to 25 paris of lance-shaped pinnae. In general, […]
Thelypteris decursive-pinnata ( Beech Fern )
Deciduous fern with narrow, lance-shaped, light green fronds that taper up the stalk. Ideal for a moist, shady border. Must have reliable moisture. Also referred to as Phegopteris decursive-pinnata.
Thelocactus setispinus ( Thelocactus )
Single cactus with dark green stems and wavy ribs. Spines are white or brown. Funnel-shaped yellow flowers with red throats bloom from summer to fall. Ideal in desert garden in warm, dry climate. Also referred to as Ferocactus setispinus or […]
Thelocactus leucacanthus ( CommonName Not Available )
Small, single cactus with light green stems and red, yellow, gray, or black spines. Funnel-shaped, yellow to magenta flowers bloom in summer. Nectar producing. Nice desert garden plant in warm, dry climates.
Thelocactus ( CommonName Not Available )
This group of flowering cactus is native to the Southwestern United States, Central, Eastern and Northern Mexico. The body of the cactus is round and squat and may have ribs or warts, depending on the species. Diurnal flowers are showy, […]
