Dahlia Corms

The enchanting bronzed purplish foliage provides the perfect setting for the colorful show. Excellent choice for pots, small gardens and edging. One of the best dahlias from seed. Prefers well-drained soil.

Direct seed - After last frost when soil is 65–70F/18–21°C, sow thinly, 2 seeds/ft, ¼" deep. Let tubers cure for 1-3 days in warm location with some humidity, out of direct sunlight with ample air flow.

The pinwheeled blooms of 'Pennhill Watermelon' Dinner Plate Dahlia are frilly and feminine and oh so fabulous! The pink-a-licious petals twist and twirl, lending a ruffled look to this enormous bloom.

Growing all of them is essentially the same, and best of all, it's easy. 'Dinnerplates' are, simply put, the large plants with the huge flowers. They stay short, and are perfect for pots or borders.

Why Gardeners love Dahlias: Dahlias are one of the most rewarding summer flowers of all. The famous 'Shogun Dahlias' are as tall as Decoratives, but have very heavy bloom of smaller bi-colored flowers for gardeners who want a large bushy plant covered...

Photo B shows a whole border of tall dahlias in the garden. Here are the official classifications: 'Decorative Dahlias' This group includes the Dinnerplates and also other taller (to 4 ft.) plants with double, chrysanthemum-like flowers.

Blue Boy' delivers a rarely-seen shade to the Dahlia bed with its magnificent and lasting violet-blue flowers. They're really easy to grow with spectacular results. Lush double blooms and pristine petals make this 3 ft semi dinner plate variety a well-known...

Photo B shows a whole border of tall dahlias in the garden. Here are the official classifications: 'Decorative Dahlias' This group includes the Dinnerplates and also other taller (to 4 ft.) plants with double, chrysanthemum-like flowers.

(If you've grown perennial Delphiniums, the plant size and growth is similar, but success with Dahlias is much easier.) Keep them free of bugs, well-watered, and well-fertilized as they grow, and your dahlias will begin to set buds by midsummer and be...

Blooming in shades of yellow and white with just the right touches of coral, this warm-toned set delivers full, lush flowers atop masses of emerald green foliage. Read our Growing Dahlias page

'Thomas Edison' Dinner Plate Dahlia produces large, vibrant-purple blooms up to 8” across. They're really easy to grow with spectacular results. With fully double flowers in a unique, electric shade, this dahlia makes a bold statement when planted in...

Fans of soft, pastel-colored dahlias will fall in love immediately. Dreamy and adorable, 'Romantique' Dahlia is destined to be your next summer fling. This beauty looks extra lovely when partnered with light blue delphinium, soft yellow coreopsis, or...

Photo B shows a whole border of tall dahlias in the garden. Here are the official classifications: 'Decorative Dahlias' This group includes the Dinnerplates and also other taller (to 4 ft.) plants with double, chrysanthemum-like flowers.

The always-double flowers are up to 8', sometimes a whopping 10' across, so the name makes sense. When frost threatens, just pull the roots up, cut off the stems, and store the tubers until the following spring.

'Lavender Perfection' Dahlia is an heirloom classic bred in the 1950s to produce huge, dinner plate-sized blooms in a striking lavender-pink. They're really easy to grow with spectacular results.

Plant in full sun for non-stop blooms until frost appears. The Radiant Dinner Plate Dahlia Collection showcases a rainbow of oversized blooms, with each one opening up to almost a full foot across! These enormous flowers will be the talk of the neighborhood,...

The extraordinary 'Crazy Love' Dahlia has full, white blooms with the thinnest violet-pink petal trim and a barely-there hint of lime green at center . They're really easy to grow with spectacular results.

Growing Dahlias: All the gardener needs to do is plant the tubers after spring frosts in good garden soil with full sun. The term, 'Dinnerplate Dahlia' is probably the most famous description, and though all gardeners use the term, it is not an official...

'Alauna Clair-Obscur' is a captivating Cactus Dahlia with a concentrated pink center and petals that fade out to pure white at the tips. They're really easy to grow with spectacular results.

Why Gardeners love Dahlias: Dahlias are one of the most rewarding summer flowers of all. The famous 'Shogun Dahlias' are as tall as Decoratives, but have very heavy bloom of smaller bi-colored flowers for gardeners who want a large bushy plant covered...

'Penhill Dark Monarch' Dahlia's irregular formation lends a stylishly ‘messy' look to the chic, wild-looking gardens. They're really easy to grow with spectacular results. Beautiful pink-and-purple splashed petals make each flower a bouquet unto itself.

Photo B shows a whole border of tall dahlias in the garden. Here are the official classifications: 'Decorative Dahlias' This group includes the Dinnerplates and also other taller (to 4 ft.) plants with double, chrysanthemum-like flowers.

But they are officially categorized by flower type or shape. The term, 'Dinnerplate Dahlia' is probably the most famous description, and though all gardeners use the term, it is not an official classification.

A cactus-type dahlia, 'Purple Gem' is among the most-vibrant varieties on the market. Purple Gem' Dahlia is indeed a shining gem of the border. It looks extra sassy when combined with yellow zinnias, blue cornflowers, and red salvias.

The seductive, wine-colored blooms of 'Hollyhill Spider Woman' Dahlia add a touch of exotic to the border. This is one of the most unique dahlias we've seen. This cactus-type dahlia has slender, sinewy petals that twist and curl, lending a fringed effect...

The enormous blooms of 'Emory Paul' Dinner Plate Dahlia are truly unforgettable. 'Emory Paul' isn't just your average dinner plate dahlia; it's a serving platter dahlia! This variety is made for gardeners who like to feature big, bold blossoms.

Why Gardeners love Dahlias: Dahlias are one of the most rewarding summer flowers of all. The famous 'Shogun Dahlias' are as tall as Decoratives, but have very heavy bloom of smaller bi-colored flowers for gardeners who want a large bushy plant covered...