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Blue Plumbago
Blue Plumbago
Blue Plumbago
Blue Plumbago
Blue Plumbago
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Perennial

Blue Plumbago

4.2/5 20 reviews
Will it grow where you live?

Zones 9-11

Size: 1 gallon
$35

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1-year guaranteeShips in 1–5 daysReal plant experts

From our farm to your front door

  • Shipped in its nursery pot, so the roots stay undisturbed
  • Soil secured so it stays put in transit
  • Packed so the plant stays steady on the way to you

At a glance

Sunlight
Full Sun, Partial Sun, Partial Shade
Water
When the top 2" of soil is dry
Growth & size
Moderate to fast growth rate; reaches a mature height of 3-6 feet and spread of 4-6 ft.
Botanical name
Plumbago auriculata 'Imperial Blue'
Hardiness
Zones 9-11
Tolerates
Heat tolerantDrought tolerantCoastal tolerantWind tolerantDesert tolerant
USDA zone map for Blue Plumbago

Where it grows in the groundShaded areas are the zones where it can be planted outdoors.

Not sure it'll thrive where you live?Real people who answer questions before and after planting.
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What customers are saying

4.2
out of 5 · 20 verified reviews

Why customers love it

Healthy, well-rooted plants

Hand-selected and shipped in its nursery pot.

Delivered to your door

Skip the nursery trip. Very little car Tetris required.

Real plant experts

Ask us anything before or after planting.

1-year guarantee

If something goes wrong, we'll help make it right.

Care made simple

Plant it right once and it does the rest.

Sun
Full Sun, Partial Sun, Partial Shade

Pick the spot before you dig.

Water
When the top 2" of soil is dry

Water slowly and deeply. Check more often in its first summer.

Grows in
Zones 9-11

Enter your ZIP above to check your zone.

Your first year together

  1. 1Day 1

    Plant it, then water slowly until the whole root ball is soaked.

  2. 2First few weeks

    Keep the soil evenly moist while new roots settle in.

  3. 3First summer

    Water deeply during hot, dry spells.

  4. 4Next spring

    New growth starts. Feed as it wakes up.

Planting instructions
Choose a location with well-draining soil in full sun to partial shade. Dig a hole as deep and twice as wide as the root ball. Plant the Plumbago, backfill with soil, and water thoroughly. Space plants about 3-5 feet apart to allow for spreading.
Watering & sunlight
Blue Plumbago requires regular watering during its first growing season and prefers a sunny to partially shaded location. It's an excellent choice for gardeners looking for a drought-tolerant plant that provides vibrant color and visual interest.
Care guide

PRUNING:
Prune Blue Plumbago in late winter or early spring to maintain shape and encourage bushier growth.

FERTILIZING:
Apply a balanced, slow-release fertilizer in early spring to support healthy foliage and abundant blooms. Avoid fertilizing for the first 2–3 months after delivery to allow the plant to adjust and establish.

WINTER PROTECTION:
In cooler zones, mulch around the base or move container-grown plants indoors to protect from winter cold.

Shipping & what's inside

Your plant ships in its nursery pot with the soil secured, packed so it stays steady on the way to you.

1-year guarantee

Every plant is covered by our 1-year guarantee. If something goes wrong, contact our team and we'll walk you through it.

Answered by Simply Trees plant experts
How big does Blue Plumbago get?
Blue Plumbago typically grows 3–6 feet tall and 4–6 feet wide. It has a loose, spreading growth habit and can be used as a shrub, groundcover, or trained as a vine.
How fast does Blue Plumbago grow?
Blue Plumbago is a fast-growing plant, often growing 1–4 feet per year under ideal conditions with plenty of sunlight and warmth.
Where is the best place to plant Blue Plumbago?
Plant Blue Plumbago in full sun for best flowering, though it can tolerate partial shade. It prefers well-draining soil and thrives in warm, open areas.
How far apart should I plant Blue Plumbago?
Space Blue Plumbago about 4–6 feet apart to allow for its spreading growth habit and to ensure good airflow between plants.
When does Blue Plumbago bloom?
Blue Plumbago blooms from late spring through fall, producing clusters of bright blue flowers over an extended season in warm climates.
What is the best climate for Blue Plumbago?
Blue Plumbago thrives in USDA Zones 8–11. It prefers warm, tropical to subtropical climates and performs best in heat and humidity.
Is Blue Plumbago drought tolerant?
Yes, Blue Plumbago is moderately drought tolerant once established. It performs best with regular watering but can handle short dry periods.
How often should I water Blue Plumbago?
Water regularly during the first growing season to establish roots. Once established, water when the top few inches of soil are dry, especially during hot or dry weather.
Does Blue Plumbago stay evergreen?
Blue Plumbago is evergreen in warmer climates. In cooler areas, it may die back in winter and regrow in spring.
Does Blue Plumbago attract pollinators?
Yes, Blue Plumbago attracts pollinators like butterflies and bees. Its long-lasting blooms make it a great addition to pollinator-friendly gardens.
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