How far apart do you plant 4 O clocks?

Plant Four O’clock seeds directly into the garden, just before the last frost in your area. Cover seeds with 1/4″ of soil. Space plants 12 inches apart and thin to two feet apart.

Do four o’clocks spread?

The common name of four o’clocks was given to Mirabilis jalapa because the flowers of this plant do not open until late in the day. … The shrub-like, erect and spreading, multi-branched plants grow 2-3 feet tall and wide.

How far apart do you plant four o’clock seeds?

Sow seeds or transplant seedlings 1 to 2 feet apart. You can also grow four o clocks in 1 to 5 gallon-sized pots growing 2 to 5 plants per pot depending on the pot size. Keep the containers well watered and fertilized monthly.

How fast do 4 O clocks grow?

Four o’clocks are easy to grow from seed.

Plants get to be two or three feet tall in sunny spots or in part shade, and they bloom from midsummer until frost. In relatively warm-winter climates, four o’clocks will come back every year from tubers that overwinter in the ground.

Do four o’clocks attract hummingbirds?

Named for the time of day the bloom opens, four o’clocks will attract hummingbirds and nocturnal pollinators to your garden. This bushy plant reseeds readily, producing hundreds of large black seeds that resemble hand grenades.

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Can you cut back 4 O clocks?

No pruning is really required, but if you remove wilted flowers when they appear, this will enhance production of new flowers. Even though it tends to become invasive because four o’clock flower re-sows itself year after year, it is still quite easy to control its growth by pulling out excess plants when they sprout.

How long does it take for four o’clock seeds to sprout?

Sow seeds about 6 inches apart and cover with ½ inch of fine soil. Firm soil lightly with your hand, water and keep evenly moist. Seedlings will emerge in 7-10 days.

Do I need to soak 4 o’clock seeds?

When growing four o’clock from seed, we recommend either (or both) a good overnight soak in lukewarm water, or mechanical stratification by scoring or lightly sanding the seeds to assist in germination.

How long does it take for 4’o clocks to bloom?

From midsummer well into autumn, four o’clocks produce bouquets of fragrant blossoms. In fact, the plants will often bloom until the first frost. The blossoms are trumpet-shaped and typically are red, pink, yellow or white.

What is eating my four o clocks?

The leaves of four o’clock plants are a source of food for aphids, also known as plant lice. They are small, pear-shaped insects that are often black, brown or green, although they can be other colors. … Aphids are most commonly found in groups on the undersides of leaves where they suck out the plant juices.