Should You Cut Back Osteospermum?

by | Last updated on January 24, 2024

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Wait until the osteospermum has finished blooming in the spring or in the fall.

You may cut back the plant both times

to encourage fuller growth. When cut back in late spring to early summer, the plant will flower again in the fall, according to the North Carolina State University Extension.

When should osteospermum be pruned?

Cut back hardy osteospermums in

early spring or after flowering in autumn

. All osteospermums need watering regularly – don’t allow them to dry out. Feed weekly through the growing season with a general plant food to encourage continuous flowering and dead head as flowers fade.

How do you prune osteospermum?

Cut the plants back severely,

removing up to one half of each stem

to rejuvenate the African daisy and encourage new blossoms. Side shoots will quickly develop from the remaining stems, keeping the plant thick and bushy with new foliage and flowers.

How do you prune leggy osteospermum?

  1. just after Winter, at the very beginning of Spring, cut all stems back to a finger’s height (3-4 inches or 7-8 cm).
  2. topdress with a few handfuls of rich compost.

Do osteospermum come back every year?

Osteospermum species

are perennials

but the plant has been hybridised and cultivated for ornamental uses and most cultivars are annuals. … Though Osteospermum as an annual is a subshrub, when it is a perennial it grows to be a shrub.

Is osteospermum annual or perennial?

genus name Osteospermum plant type

Annual Perennial
height 1 to 3 feet width 1 to 2 feet wide flower color Purple Orange White Pink Yellow

Do you deadhead osteospermum?

Osteospermum

respond well to regular deadheading

. Although many are sterile and so will not produce seed, this will at least keep your flowers looking tidy. They are normally unbothered by pests, however do keep an eye out for whitefly and aphids which can damage petals and leaves.

Will Osteospermum survive winter?

Osteospermum. African daisies

can be difficult to overwinter

as plants if your soil is heavy. On light soils you can get them through the winter by covering with open-ended cloches. However, on heavy soil you’ll be better off overwintering rooted cuttings.

Will Osteospermum grow in shade?

Osteospermum plants should be grown with

plenty of shade

and soil that is well-drained in the full sun.

Will African daisy come back?

African daisy is a

perennial

in the warm climates of USDA plant hardiness zone 9 or 10 and above, depending on the variety. Otherwise, the plant is grown as an annual. … If the plant isn’t deadheaded, it naturally goes to seed and blooming ceases much earlier than you’d like.

What temperature can osteospermum tolerate?

Osteospermum are naturally a spring flower in South Africa, so they bloom as temperatures begin to warm after a cold, but not freezing, winter. Most osteospermum can tolerate temperatures

in the high 30s Fahrenheit

with no problems at all. In fact, low temperature is a great tool for controlling the crop.

How do you fertilize osteospermum?

Fertilize the African daisy in late winter or early spring, just before new growth begins and again in fall, using a

slow-release, complete fertilizer with a formula like 6-10-4

. Spread it out over the ground around the plant and water it in if no rainfall is anticipated.

How do you take care of osteospermum?

Osteospermum Growing Instructions

Water the plants whenever the soil feels dry. Because osteospermum prefers cool temperatures, plant them in the early spring, being sure to protect them from an unexpected frost.

Remove the flowers

as they fade to promote additional flushes of bloom.

Do African daisies need a lot of water?

Although somewhat drought tolerant once established, African daisies still need

at least 1 inch of water per week

to grow their best. During periods of drought or intense heat, the plants will slow down and go dormant. Aim to keep the soil evenly moist.

How do I get my osteospermum to bloom?

Cut the plants

back

severely, removing up to one half of each stem to rejuvenate the African daisy and encourage new blossoms. Side shoots will quickly develop from the remaining stems, keeping the plant thick and bushy with new foliage and flowers.

David Martineau
Author
David Martineau
David is an interior designer and home improvement expert. With a degree in architecture, David has worked on various renovation projects and has written for several home and garden publications. David's expertise in decorating, renovation, and repair will help you create your dream home.