How to fertilize Schlumbergera

Feed a Christmas cactus during active growth, roughly spring through late summer, with a labeled liquid or balanced fertilizer. Taper before the autumn flowering rest.

Plant coveredSchlumbergera spp.Christmas cactus · indoor container

Check for active growth

When to fertilize

What to inspect

For the common indoor holiday-cactus group, feed during active growth from about April through September. Another extension source describes early spring through late summer.

What changes it

Reduce or stop feeding during the autumn and winter flowering/rest period, then return to the active-growth program after growth resumes.

Follow the product label

Fertilizer type and dose

Use a liquid houseplant fertilizer or a balanced cactus/houseplant product intended for container plants. The product label and plant stage remain part of the decision.

A quarter-strength houseplant fertilizer is a conservative option. If you use another product, follow its label rather than transferring a full-strength garden rate to the pot.

Inspect a stressed plant before feeding

When not to fertilize

Sources