Indigo flower roughly 20 petals11/2/2023 There are nearly 500 cultivars available, so it is likely there is a good choice for nearly any gardener's situation. Hydrangea macrophylla is ideal for shady shrub borders of warm Southern gardens. The flower clusters are large, broad, falt-topped, multi-branched, and terminal. Generally more acidic soils, around 5.0-5.5, (like the ones in the east coast) will induce blue flowers and more alkaline soils will induce pink or white flowers. Flower color is dependant on the amount of aluminum present in the soil. Flowering stems are usually 38 in (7.720 cm) long, topped by an. Flowers are borne in July through August and vary in color from white, pink, purple, to dark blue. There are five spreading petals, making the flower approximately 1 in (2.5 cm) across. Leaves are dark to medium green, 4 to 8 inches long, two-thirds as wide, and waxy in texture. Under ideal situations, it will grow 3-6 feet tall and equally as wide. It grows best in the South because cold winters kill off the flower buds and prevent the shrub from flowering in colder climates. Hydrangea macrophylla is a favorite garden shrub for most areas east of the Mississippi River. Hydrangea Garden in the Fischer Greenhouse Garden.It is actually the plant’s leaves that are used to make the blue dye, though they are naturally green and must go through an involved extraction process first. In the summer, it produces attractive pink or purple flowers. It prefersįertile, well-drained soil, moderate moisture, and full sun, except in very hotĬlimates, where it appreciates some afternoon shade.Ī medium shrub, the indigo plant will grow to 2 to 3 feet (61-91.5 cm.) in height and spread. Hardy in USDA zones 10 and 11, where it grows as an evergreen. As with other indigo varieties, however, it’s still an interesting addition to the home garden. These days, tinctoria indigo isn’t grown nearly as extensively, as it has been overtaken by synthetic dyes. Was a very popular crop in Colonial times. Since been naturalized the world over, including the American South, where it Least 4,000 BCE, long before good gardening records were being kept. The plant is thought to be native to Asia or northernĪfrica, but it’s difficult to be sure, since it’s been in cultivation since at Which has been used for thousands of years. However, that gives indigo color, so named for the deep blue dye it produces, Genus of over 750 species of plants, many of which go by the common name Keep reading to learn more about growing indigo plants in your garden. It’s still a wonderfully useful plant, however, and very much worth growing for the adventurous gardener and home dyer. Blooms are white, blue, purple-blue, or yellow and can be irregular and pea-shaped. Flowers, having five petals each, stand up on a raceme or spike. Lupine (Lupinus) The name lupinus means of wolves. This flower is used in bouquets to add height and texture. The flowers bloom from the top down, making for a unique look. Quick ID Hints: The flowers have four to five petals each and stand up on a raceme or spike. Liatris (Liatris) Also known as blazing star, the Liatris has tall, fluffy flowers that bloom a fuchsia color. Fall color: none leaves turn black at the first fall freeze. Flowers: showy blue flowers on 10-12 long spikes in May-June insect-pollinated, primarily by bumblebees. In cultivation for millennia, it has fallen somewhat out of favor recently due to the invention of synthetic dyes. Include indigo in a drought-tolerant garden, a native garden, or a pollinator garden. Maryland Distribution: Mountain and Piedmont regions status is now rare/threatened. The plant is named for this sensitive response, which is thought to help protect the plant from herbivores. Each flower lasts only a day and is sensitive to touch, closing its petals in response to being touched or disturbed. Indigofera tinctoria, often called true indigo or simply just indigo, is probably the most famous and widespread dye plant in the world. The plant produces clusters of bright yellow flowers with five petals that bloom from summer to fall.
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