条件筛选
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A roundup of low- and mid-elevation rhododendron varieties - see which one you've been admiring
Once I saw on a website that Taiwan, China has several dozen kinds of rhododendrons, and my reaction at the time was utter astonishment! I had always thought there were only two kinds of rhododendrons in Taiwan, China: the "lowland kind" and the "high-mountain kind," because from a distance don't they all look the same, just with different colors?
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What fertilizer should be applied during the flowering period of rhododendrons to extend the flowering period?
Potted rhododendrons have limited space in the pot and relatively small nutrient reserves, so they need regular fertilizing. Rhododendrons themselves also quite like fertilizer, but fertilizing requires strictly controlling the concentration to avoid fertilizer burn caused by excess. To make the plant grow more vigorously and bloom