Species

Tweedia caeruleaBlue Tweedia

perennial

Heaven Born Blue Milkweed

Tweedia caerulea 'Heaven Born'

The Story

Plant Bio

A perennial with striking sky-blue flowers that bloom in clusters.

This cultivar, 'Heaven Born', is known for its vigorous growth and abundant flowering.

Uses & Benefits:

Provides vibrant, tubular blue flowers with a pleasant fragrance, enhancing garden aesthetics.

Climbs on trellises or fences, saving space and creating natural privacy screens.

Attracts pollinators like bees and butterflies, supporting local biodiversity.

SpeciesTweedia caeruleaBlue Tweedia

Essentials

At a Glance

Plant Type

Perennial

Height

36 inches

Width

12 inches

Light

Full Sun, Partial Sun

Zones

8, 9, 10

Water

Low to moderate

Humidity

Average

Lifespan

Perennial in warm zones

Native To

South America

Toxicity

Milky sap can cause skin irritation; toxic if ingested.

Planting

How to Grow

Tuck seeds into well-draining soil in early spring for best germination.
Mist cuttings regularly to maintain humidity and encourage rooting.
Transplant seedlings after they develop strong roots, typically in late spring.
Water deeply once a week during dry periods for healthy growth.
Prune lightly after flowering to promote bushiness and more blooms.
Mulch around base to retain moisture and suppress weeds.

Pro Tip

Use a sunny location with well-draining soil for optimal growth and vibrant blooms.

Keep It Thriving

Care Guide

Do

Water consistently during dry spells 🌱
Provide full sun for best flowering
Feed with a balanced fertilizer monthly during the growing season
Prune lightly after flowering to encourage bushiness

Don't

Avoid overwatering to prevent root rot ❌
Do not plant in heavy, waterlogged soils
Refrain from excessive fertilizing to prevent leggy growth
Avoid harsh pruning in late fall

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Propagate
Stake
Winter Prep

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Violet-scented borderClimbing accent on trellisesColorful container display

Companion Plants

Lavender Sweet alyssum Salvia Coreopsis Verbena

Multiply

Propagation Methods

Good to Know

Common Questions

Heaven Born Blue Milkweed questions

What zones can Heaven Born Blue Milkweed grow in?

Heaven Born Blue Milkweed is hardy in USDA Zones 8–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Heaven Born Blue Milkweed deer resistant?

Yes — Heaven Born Blue Milkweed is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Heaven Born Blue Milkweed bloom?

Heaven Born Blue Milkweed typically blooms in summer to fall through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Heaven Born Blue Milkweed need full sun?

Heaven Born Blue Milkweed does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Heaven Born Blue Milkweed drought tolerant?

Yes — once established (usually after the first full season), Heaven Born Blue Milkweed handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.