Balloon Flower Double Blue Seeds

Platycodon grandiflorus — Balloon Flower Double Blue is a hardy perennial with balloon-like buds that open into double blue star-shaped flowers for borders and cottage gardens.

This guide covers growing conditions, seed-starting basics, garden uses, and ordering information for Seedman customers.

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Balloon Flower Double Blue with inflated buds and double blue star-shaped blooms

Plant Profile

Botanical Name:
Platycodon grandiflorus
Common Name:
Balloon Flower Double Blue
Category:
Perennial flower seeds
USDA Zones:
Commonly hardy in zones 3–8
Height:
Often 18–30 inches
Light:
Full sun to partial shade

Why Grow Balloon Flower Double Blue?

Balloon Flower Double Blue is a hardy perennial with balloon-like buds that open into double blue star-shaped flowers for borders and cottage gardens. It is a useful addition for gardeners looking for distinctive seed-grown plants with ornamental, edible, ecological, or collection value.

Seed Germination Guide

Surface sow or barely cover seed, since light can help germination. Keep evenly moist and warm until seedlings develop.

Seed germination can vary by freshness, storage, temperature, and growing conditions. Use clean containers and a well-drained seed-starting medium.

Garden & Landscape Uses

Balloon Flower Double Blue can be used in appropriate climates and garden styles where its mature size, sunlight needs, and moisture preferences are matched to the site. For best performance, provide full sun to partial shade and soil conditions suited to the species.

Order Balloon Flower Double Blue Seeds

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Frequently Asked Questions

Why is it called Balloon Flower?

The buds inflate like little balloons before opening into star-shaped flowers.

What color is Double Blue?

It produces blue, double-form flowers.

Is Balloon Flower perennial?

Yes. Platycodon is a hardy perennial in many climates.

Does it transplant easily?

Mature plants dislike root disturbance, so choose a permanent site carefully.