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Gardeners in USDA Hardiness Zones 6 and above can use these tips to be sure their azaleas overwinter well and produce healthy spring growth. Understanding Azalea Needs
Azaleas are shallow-rooted plants so two to three inches of an organic mulch will help protect roots from winter damage. Mulch will also help to conserve soil moisture during periods of dry weather.
Azaleas (/ ə ˈ z eɪ l i ə / ə-ZAY-lee-ə) are flowering shrubs in the genus Rhododendron, particularly the former sections Tsutsusi (evergreen) and Pentanthera (deciduous). Azaleas bloom in the spring (April and May in the temperate Northern Hemisphere, and October and November in the Southern Hemisphere), [ 1 ] their flowers often lasting ...
Most are in the United States, with one species found in Canada and one being found in Mexico. North American azaleas are commonly confused with azaleas of Asian origin, the evergreen azaleas. North American azaleas are deciduous and produce two types of buds. One is a larger and produces about 20 flowers while the other bud produces a leafy ...
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Satsuki azaleas are typically cultivated in a specialty soil called Kanuma, which is an incredibly soft, acidic, volcanic soil. This soil accommodates the fine, soft, steel wall-like root system that Satsuki azaleas utilize for their water conductivity and nutrient uptake. [3] The best time to repot is after blooming is finished.
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This causes the cells of the abscission zone to break apart and the leaf or other plant part to fall off. [6] Another way detachment occurs is through imbibition of water. [ 6 ] The plant cells at the abscission zone will take in a large amount of water, swell, and eventually burst, making the organ fall off. [ 6 ]