Astilbe : this perennial is a great shade plant with dense foliage + feathery, summer blooms for a shade garden. Plants grow to as much as 5 feet. There is a dwarf variety that grows about Pairs well with hydrangeas, hostas, & ferns.
These are all natural ways to have a green lawn with no weeds. Naturally prevent weeds with corn gluten meal. Re-seed your lawn. 3 Keep your grass longer. (I left out the because I do not want clover in my garden)
A view along the double Pastel Borders in June, looking towards the Beech Circle at Levens Hall. This picture is taken from Great Gardens Of Britain by Helena Attlee (with photographs by Alex Ramsey), which is published by Frances Lincoln Limited