Also known as Ninebark · 547 gardener saves

Physocarpus: the varieties gardeners actually grow

Physocarpus, the genus most gardeners know as ninebark. We track 8 varieties; these are the ones gardeners actually save and plant, ranked by real saves rather than catalog marketing. Each links to full care, bloom, and live price data.

8 varietiesZones 4–8Mostly full sun

The 8 most-saved Physocarpus varieties

Of 8 in the catalog — ordered by how many gardeners actually grow them.

How to grow Physocarpus

What the Physocarpus varieties in our catalog actually agree on — drawn from the care records of the 8 most-grown of them, not from a generic template.

The Physocarpus year

  • PruneFebruary and June100% of varieties

    Prune lightly immediately after flowering to maintain compact shape.

  • Check for PestsMay–July75% of varieties

    Monitor for aphids on new growth and powdery mildew in humid conditions.

  • FertilizeMarch and April50% of varieties

    Apply balanced slow-release fertilizer only if growth is weak or if planted in a container.

Do

  • Water regularly during dry periods 💧
  • Water regularly during dry spells 🌱
  • Mulch to conserve moisture and regulate soil temperature
  • Water deeply during dry spells 🌱
  • Prune in late winter to shape and remove dead branches ✂️

Avoid

  • Avoid overwatering to prevent root rot ❌
  • Don’t prune in late summer or fall
  • Avoid planting in poorly drained areas
  • Do not fertilize with high nitrogen fertilizers that promote excessive foliage growth

What goes wrong with Physocarpus

ProblemWhat you'll seeWhat to do
AphidsCurled or sticky leavesUse insecticidal soap or neem oil
Scale insectsSap-sucking pests with waxy coatingApply horticultural oil
Spider mitesFine webbing and speckled leavesUse horticultural oil or insecticidal soap
Spider MitesWebbing and speckled foliageIncrease humidity and spray with miticide or neem oil
Powdery MildewWhite powder on leavesImprove air circulation and apply fungicide
Powdery mildewWhite powdery coating on leavesImprove air circulation and apply fungicide if needed
Leaf spotDark spots on foliageRemove affected leaves and improve air circulation

Making more Physocarpus

Cuttings

  1. Select healthy semi-hardwood stems in late summer.
  2. Cut 4-6 inch sections with clean shears.
  3. Dip cut ends in rooting hormone.
  4. Plant in moist, well-draining soil.
  5. Keep soil moist and place in indirect sunlight.
  6. Roots develop in approximately 6 weeks.

Division

  1. Dig up mature shrub in early spring.
  2. Divide clump into smaller sections with a sharp knife.
  3. Replant divisions immediately at same depth.
  4. Water thoroughly after planting.

Physocarpus questions

How many types of Physocarpus are there?

The Sow catalog tracks 8 distinct Physocarpus varieties. The most popular — ranked by 547 real gardener saves — are shown first above.

What zones does Physocarpus grow in?

Across its varieties, Physocarpus covers USDA Zones 4–8. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.

When does Physocarpus bloom?

Most Physocarpus varieties bloom in early summer, late spring, late spring to early summer. Staggering early, mid, and late varieties extends the genus's season in one bed.

Which Physocarpus should I choose?

Start from the most-saved varieties above — popularity across thousands of gardens is a strong signal of reliability — then filter by your zone and sun. In the Sow app you can preview any of them in a photo of your actual yard before you buy.

Keep exploring

Design with Physocarpus in your own yard

Snap a photo of your space and see these varieties planted in it — sized correctly, matched to your zone, with care reminders included.

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