Hart's tongue ferns (Asplenium scolopendrium) are simple to grow if you give them plenty of shade and slightly damp soil. Their wide, bright-green leaves have lustrous surfaces and wavy edges that ...
2. Hart's tongue fern The hart's tongue fern, Asplenium scolopendrium, is native to the UK and Europe and can be grown from US hardiness zones 4 to 9. With glossy, untoothed evergreen fronds ...