8.5k gardener saves

Clematis: the varieties gardeners actually grow

We track 220 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.

220 varietiesZones 4–10Mostly full sun

The 12 most-saved Clematis varieties

Of 220 in the catalog — ordered by how many gardeners actually grow them.

Browse all 220 Clematis varieties →

How to grow Clematis

What the Clematis varieties in our catalog actually agree on — drawn from the care records of the 40 most-grown of them, not from a generic template.

The Clematis year

  • PruneJanuary and February100% of varieties

    Hard prune (Group 3) in late winter/early spring to 12-18 inches above ground

  • FertilizeMarch and May100% of varieties

    Apply balanced fertilizer monthly during active growth

  • MulchMarch and April95% of varieties

    Apply thick mulch layer to keep roots cool and moist

  • PlantFebruary, March, April, September and October43% of varieties

    Plant in spring or fall, ensuring the crown is 2 inches below soil level

  • StakeMarch–May35% of varieties

    Tie new growth to support structure; this variety does not cling

  • DeadheadJune–August30% of varieties

    Remove spent blooms to encourage continuous flowering

Do

  • Feed with a balanced fertilizer in spring and summer
  • Feed with a balanced fertilizer in spring
  • Mulch to retain soil moisture
  • Water deeply during dry spells 🌱
  • Water regularly to keep soil moist but not waterlogged 🌱

Avoid

  • Avoid overwatering to prevent root rot ❌
  • Don’t prune in late fall or winter
  • Avoid planting in poorly drained soil
  • Don’t neglect support structures

What goes wrong with Clematis

ProblemWhat you'll seeWhat to do
AphidsDistorted or sticky leaves with sooty moldUse neem oil spray or insecticidal soap
Clematis wiltWilting and blackening of stemsRemove affected stems and improve air circulation
Spider mitesFine webbing on stems and leavesIncrease humidity and use insecticidal soap
Spider MitesFine webbing and speckled leavesApply insecticidal soap or miticide
Powdery mildewWhite powder on leavesUse fungicidal spray and improve air flow
Powdery MildewWhite powdery coating on leavesImprove air circulation and apply fungicide
Root RotWilting and yellowing leavesEnsure well-draining soil and reduce watering

Making more Clematis

Cuttings

  1. Select healthy semi-hardwood stems in late summer.
  2. Cut 4-6 inch sections just below a node.
  3. Dip cuttings in rooting hormone powder.
  4. Plant in moist, well-draining soil or potting mix.
  5. Keep soil moist and place in indirect sunlight.
  6. Roots typically develop in 6 weeks.

Layering

  1. Choose a flexible, low-growing stem in early spring.
  2. Bury a section of stem in soil, leaving the tip exposed.
  3. Secure with a U-shaped pin or stone.
  4. Water regularly and wait for roots to form in 3–4 months.
  5. Cut from the parent plant and transplant.

Clematis questions

How many types of Clematis are there?

The Sow catalog tracks 220 distinct Clematis varieties. The most popular — ranked by 8.5k real gardener saves — are shown first above.

What zones does Clematis grow in?

Across its varieties, Clematis covers USDA Zones 4–10. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.

When does Clematis bloom?

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

Which Clematis 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 Clematis 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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