National Garden Bureau now managing California Spring Trials

The event website will launch this fall, and registration for CAST 2025 will open in early 2025.

CAST 2023: Ball Horticultural

A showstopper centaurea from Darwin Perennials, a new mini potted cucumber and quick turnaround program from PanAmerican Seed were highlights from the Ball Horticultural stop.

CAST 2023: Southern Living Plant Collection and Pacific Plug & Liner

A stunning colocasia and a bright gold lomandra were highlights at the Southern Living and PP&L stop.

CAST 2023: PlantHaven International

PlantHaven added colors to its scented nemesias that visitors voted for in '22.

CAST 2023: Green Fuse Botanicals

Color innovations were plentiful at Green Fuse, Westhoff and Schoneveld.

CAST 2023: Suntory

Suntory celebrates 25 years of Senetti and offers a dramatic strawflower as an alternative to fall mums.

CAST 2023: Sakata

Sakata offered options for all seasons at this year’s trials.

CAST 2023: Sahin & HilverdaFlorist

Sahin and HilverdaFlorist showed off a new helianthus and a patio alstroemeria.

CAST 2023: Takii

Award-winning zinnias and versatile cannas debuted at the Takii stop.

CAST 2023: Danziger

Danziger debuts its foliage program and a petunia with a unique color pattern.

CAST 2023: Benary

A new trailing pansy, monumental begonia and festive combos are in store at Benary.