Useful Links . . .
Here are some interesting Links to authoritative websites that may be helpful in learning all about hydrangeas:
http://www.theplantlist.org The Royal Botanic Gardens Kew and the Missouri Botanic Garden have collaborated to produce a list of 1.25 million scientific plant names. 300,000 species names are verified and 480,000 are recognised as synonyms. This is now the most authoritative international taxonomical listing of genera, species and sub-species.
http://www.rhs.org.uk The Home Page of the world-famous Royal Horticultural Society.
Go to https://www.rhs.org.uk/plants/trials-awards to access the complete listing of RHS AGM award-winning plants.
http://www.greatplantpicks.org Over 800 plants have been selected by experts at the Elisabeth C. Miller Botanical Garden as ideal for gardeners in the Pacific Northwest.