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I have been uncertain about the distinction between A. raddianum and A. tenerum so I started to untangle my thoughts by obtaining a named example of
A. tenerum. It arrived as a plug plant and it has only grown slowly. I got it from The Botanico and their website says: "Adiantum tenerum Peacock, also known as the tropical maidenhair fern features leaves with peach-pink hue that gradually transforms into a vibrant lush green. The contrast created by the black stems adds to its striking appeal. Adiantum tenerum Peacock is not hardy, making it the ideal houseplant addition. " Siam Green Culture says: "This highly ornamental variety bears tiny delicate fan-shaped pinnules on upright, arching stems, reaching 12-20" and rosette, resembling peacock tail. The fronds are also in attractive pink color when young. Fairly easy and fast grower. It does best in peat based medium, with additional of small percentage (usually 10% by volume) of limestone chips to the mix. Trimming old, yellow fronds frequently promotes production of new growth." Sue Olsen says of A. tenerum: "Adiantum tenerum (delicate, tender), brittle maidenhair, is native to New World tropics from Florida and the Caribbean south to Brazil along with an unexplained presence in Hawaii... The differences betweem them are botanically slight, with one being that the color of the rachis or subrachis does not extend into the veins on the |
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| 26th December 2025 | ||