We are blessed with a long growing season in the coastal Bay Area, but sometimes our good fortune is also our bad luck. Just ask peony lovers, and there are many, who have tried to get herbaceous ...

There are three kinds of peonies—herbaceous, tree, and intersectional—that have different care needs and uses. Use peonies as in flower beds, mixed beds, along borders, or as statement pieces to add ...

AS LONG AS there have been peonies, breeders have been frustrated because no one could figure out a way to cross a tree peony with an herbaceous one. Then, in 1948, after thousands of attempts, Toichi ...

Itoh peonies (or intersectional hybrids) have been around since the 1940s but until recently, these crosses were extremely difficult to find and you could expect to pay over $1,000 for one. Now, they ...

With today’s rush to get new garden plant varieties to market, it will come as no surprise to any gardener that sometimes the evaluation of those new introductions doesn’t necessarily support the ...

Itoh peonies are also known as intersectionals, and are hybrids between tree and herbaceous peonies. The first intersectional was introduced in Japan in 1940 by Toichi Itoh, who worked for many years ...

My friend and former colleague had the pleasure of fall blooms on her yellow tree peony. Here's her story, along with a great tip. By Diana Colvin Surprise -- 'Kintoh,' a yellow tree peony in my ...

Gardeners and plant breeders are no different. When the possibility of a blue rose appeared on the horizon, gardeners queued to get one. Sadly, they were disappointed. The blue rose never eventuated, ...

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Reviews and recommendations are unbiased and products are independently selected. Postmedia may earn an affiliate commission from purchases made through links on this page. Itoh is a hybrid combining ...

One in an occasional series of guides on growing popular plants. Other guides include lenten rose, redbud, azalea, elephant ear, coleus, lantana, coneflower, savory calamint and rudbeckia. The peony ...