Dahlia Tubers (Semi-Cactus) - Penhill Autumn Shades

Dahlia Tubers (Semi-Cactus) - Penhill Autumn Shades

$22.99

Plant in Spring Pre-Order: Ships Spring 2026
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Quantity: 2 Bulbs
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  • Penhill series member bringing sunset-inspired colors and bold texture to the late-season display
  • Enormous eight inch dinnerplate-sized blooms with quilled tips
  • Blended shades of apricot, peach, and gold
  • Strong stems reach four feet tall, perfect for cutting
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About

Features

Life Cycle Perennial
Planting Season Spring
Color Pink, Yellow
Growth Habit Upright
Plant Height 36 to 48 inches
Bloom Season Summer through Late Fall

Plant Characteristics Attracts Bees, Attracts Butterflies, Attracts Pollinators, Easy to Grow & Maintain, Fast Growing
Use Cut Flower Garden
Growing Conditions Outdoor

About Dahlia Tubers (Semi-Cactus) - Penhill Autumn Shades

Dahlia

Seed Type Tuber
Plant Type Semi-Cactus

As part of the Penhill series, Dahlia Penhill Autumn Shades is a magnificent dinnerplate dahlia celebrated for its huge, ruffled blooms. Warm blends of apricot, peach, and soft golden tones shift beautifully with the season, giving this dahlia its name. Each flower can reach impressive size, creating a dramatic focal point in garden beds or floral arrangements. Growing up to four feet tall, this variety produces an abundance of blooms from midsummer through fall.

Planting Information

Planting Dahlia Tubers (Semi-Cactus) - Penhill Autumn Shades

Planting Season Spring
Sowing Method Direct Sow
Light Requirement Full Sun
Planting Depth Deep Enough to Cover with 2 inches of Soil
Plant Spacing 12 to 18 inches
Plant Height 36 to 48 inches
Water Needs Average
Hardiness Zones 8, 9, 10, 11
View our Dahlia Planting Guide to learn more.

Coverage

Amount Recommended Coverage
2 Bulbs / Ships in Spring Up to 0.75 Sq. Ft
4 Bulbs / Ships in Spring Up to 1.5 Sq. Ft
8 Bulbs / Ships in Spring Up to 2.75 Sq. Ft

Companions Plants

Companion Plants for Dahlia Tubers (Semi-Cactus) - Penhill Autumn Shades