Star gazer hydrangea8/12/2023 This detail is especially valuable for cold-climate gardeners who may be apt to lose some of their hydrangea branches to breakage from heavy snow and ice, or who may see developing buds killed off by late spring frosts.įor these gardeners, losing old growth branches and young buds could mean missing out on hydrangea flowers the following summer. Some hydrangeas produce buds that will turn into flowers on old wood (also called "last year's growth"), while others produce blooms on new wood (aka "this year's growth") and still others will flower on both old and new wood. What does "Blooms on old/new wood" mean and what does that have to do with winter? There are many varieties available, each showcasing differing bloom colors, flower shapes, overall heights/spreads, levels of winter hardiness, and abilities to be grown in containers. Hydrangea shrubs are native to the US and Asia and produce showy flowers throughout the summer season. Plants require a shady location and adequate moisture. This deciduous shrub is long-lived and easy to grow, tolerating a range of soil and climate conditions. Fast-growing with glossy green foliage and a rounded habit, Double Delights® 'Star Gazer' Hydrangea shines in patio containers or massed in the shrub border. With a mildly-sweet fragrance, ‘Star Gazer’ delights gardeners and attracts butterflies to the garden. The fully double blooms are held upright atop extra strong stems perfect for cutting. New growth produces fresh flowers in mid summer and will continue to produce blossoms through autumn if spent flowers are deadheaded regularly. A first flush of blooms emerges on old wood in early summer. As the name suggests, ‘Double Delights® 'Star Gazer' Hydrangea blooms twice each summer. Also note that when growing plants in outdoor containers and baskets, they may require more frequent waterings than they would in the yard or garden.36-48" tall x 36-60" wide. Note that when grown in a container, it may not perform exactly as indicated on the tag - this is to be expected. It is even sizeable enough that it can be grown alone in a suitable container. Because of its height, it is often used as a 'thriller' in the 'spiller-thriller-filler' container combination plant it near the center of the pot, surrounded by smaller plants and those that spill over the edges. Star Gazer Hydrangea makes a fine choice for the outdoor landscape, but it is also well-suited for use in outdoor pots and containers. This is a selected variety of a species not originally from North America. Consider applying a thick mulch around the root zone in both summer and winter to conserve soil moisture and protect it in exposed locations or colder microclimates. It is highly tolerant of urban pollution and will even thrive in inner city environments, and will benefit from being planted in a relatively sheltered location. It is not particular as to soil type, but has a definite preference for acidic soils. It requires an evenly moist well-drained soil for optimal growth. You may want to keep it away from hot, dry locations that receive direct afternoon sun or which get reflected sunlight, such as against the south side of a white wall. This shrub does best in full sun to partial shade. It grows at a fast rate, and under ideal conditions can be expected to live for approximately 20 years. It tends to be a little leggy, with a typical clearance of 1 foot from the ground. Star Gazer Hydrangea will grow to be about 4 feet tall at maturity, with a spread of 5 feet. Star Gazer Hydrangea is recommended for the following landscape applications It has no significant negative characteristics. This shrub will require occasional maintenance and upkeep, and should only be pruned after flowering to avoid removing any of the current season's flowers. Its relatively coarse texture can be used to stand it apart from other landscape plants with finer foliage. Star Gazer Hydrangea is a multi-stemmed deciduous shrub with a mounded form. The glossy pointy leaves do not develop any appreciable fall colour. Star Gazer Hydrangea features bold clusters of pink flowers with white edges at the ends of the branches from early summer to early fall. Other Names: Bigleaf Hydrangea, Stargazer HydrangeaĪ truly delightful shrub which features stunning rose-pink double flowers with white petal edges, in dense clusters atop firm stems color depends on soil type a wonderful addition to the garden or border Downy Mildew of Impatiens in Home Gardens.
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