At California Spring Trials 2025, the Greenhouse Grower team visited Dümmen Orange to view the breeder’s new Dahlia Summer Bees series.

At California Spring Trials 2025, the Greenhouse Grower team visited Selecta to view the new colors in the breeder’s Dahlia Venti series.

At California Spring Trials 2025, the Greenhouse Grower team visited PlantHaven to view the breeder’s new euphorbias and dahlias.

At California Spring Trials 2025, the Greenhouse Grower team visited Danziger to view the breeder’s new Dahlia Cherie series.

We spent the fourth day of CAST 2025 visiting Danziger, Kientzler, Sakata, and Syngenta Flowers. Here are five plants that caught my eye.

The Greenhouse Grower team shares their favorites from Dümmen Orange, Suntory Flowers, PlantHaven, and more, on the third day of CAST 2025.

The Greenhouse Grower team spent the second day of CAST 2025 looking at new offerings from Ball FloraPlant, Selecta One, and more.

Two varieties earned enough high marks from judges during Fleuroselect’s annual trial to be awarded the Gold Medal.

All-America Selections has announced 10 new AAS winners that are available now for the 2025 gardening season.

Looking back at video interviews taken at California Spring Trials 2024, here are highlights from Benary, Kientzler, and American Takii.

Here are Dr. A’s hot takes on dahlias, rudbeckias, and rose varieties, as part of the new episode of Greenhouse Grower’s ‘Shop Talk’.

The popularity of dahlias only seems to increase, but this has also led to a rise in associated pests and pathogens. Here are some of the more common insect and mite pests to watch for.

Syngenta Flowers has reached an agreement with Verwer Dahlia BV to acquire the company’s dahlia assortment and breeding program. Both companies expect to finalize the acquisition in the coming weeks.