Fennel Flower plants are a wonderful way to add color to your garden.

Fennel plants cheer up your garden with their bright yellow, clustered flowers.

The Fennel Flower is thought to be a native of the Old World. It was probably cultivated in the Mediterranean region where Romans, Greeks and Egyptians used it.

The Fennel plant is becoming increasingly popular across the globe, with increasing popularity in North, Central and South America, as well as the Caribbean Islands.

Foeniculum Vulgare is a perennial hardy herb that is hardy and can be found in the Fennel Flower. It has many names, including Large Fennel and Sweet Fennel and Sweet Fennel.

Fennel Flower is a member of the Umbelliferae/Apiaceae family. This family includes carrots, celery and parsley.

This Fennel herb produces small clusters of yellow flowers from its thin, bright green stems. Its feather-like leaves can sometimes be confused with the dill herb.

There are two types: Bitter Fennel, which is not wild-grown, and Sweet Fennel.

These Fennel herbs can have different anise flavors depending on where they were grown.

Wild Fennel is also an invasive weed and can cause severe damage to ecosystems. It aggressively competes with the vegetation for nutrients and space.

Fennel Flower varieties grown in cultivation are rarely invasive. They are usually grown as an annual crop in warmer climates.

The best part about Fennel Flower herbs is their edible parts.

Fennel Flower is primarily cultivated for its medicinal, culinary, and ornamental properties.

Scientific Name
Foeniculum Vulgare

Common Names
Large Fennel, Common Fennel, Sweet Fennel, Wild Fennel, Fenkel, Bitter Fennel, Garden Fennel, Hinojo, Hinojo de Castillo, Cilantrillo


Indoor or Outdoor Plant?

Sun Exposure
Sun full

Regular watering

Maximum 6ft (1.8m) high

Soil Type

Soil pH
Neutral to Alkaline soil with pH between 6.3-8.5.


Growing Difficulty

Appearance and Characteristics

Fennel Flower is an herb that grows vigorously. It is very aromatic and fertile.

Fennel Flower is highly prolific because it can be cross-pollinated. This means that pollen is moved from one flower to the next with help of insects and wind.

Fennel herbs are characterized by a main, thick, white dominant root (taproot), that is spindle-shaped and has the ability of spreading quickly.

It is nearly impossible to remove a plant once it has established itself. Therefore, chemical intervention is required.

Fennel stems are a greeny-blue, hollow, smooth and can grow up to 8ft (2.5m) in height. tall.

They are not common, but they can often reach their full height.

The delicate, green-blueish leaves of Fennel Flower plants are often confused with dill herbs. They are usually finely divided by thin thread-like leaves at their base.

Fennel leaves are known for their distinctive pungent scent.

Fennel flowers are small and yellow. They grow in clusters that form an umbrella-like shape.

There are two main types of Fennel herbs that can be cultivated: Bitter and Sweet.

Sweet Fennel seeds, as their name implies, have a strong aniseed flavor and strong smell. This is in contrast to Bitter Fennel and Fennel Flower which have an unpleasant odor and taste.

Fennel Flower seeds have an oval shape, are narrow and grooved, and are dark green or brown.

As they age, they become grayer.

Wild Fennel seeds can germinate at any time of year. However, the plants don’t produce flowers until they are 18-24 months old.

Every spring, flowering stems are regenerated from the crown of mature plants.

Fennel Flower Plants: The Advantages

The Fennel herb is well-known for its beautiful display of tiny bright yellow flowers.

Antioxidants are found in the Fennel Flower, which fights cancer-causing free radicals.

The Fennel Flower herb is also used as a part of the weight loss program due to its content of fiber and diuretic attributes.


Fennel Flower has antibacterial properties. It reduces bacteria in the mouth, and can eliminate bad breath.

Research has shown that Fennel Flower can be used to treat menstrual issues (pains, cramps and hot flushes) as well as postmenopausal symptoms.

Fennel seeds make a wonderful ingredient in your kitchen.

These can be added to spicy and hot foods.

Digestive disorders can be treated with the essential oils in Fennel Flower Seeds.

You can either eat the stalks raw or cook them.

Use chopped Fennel leaves for dressing salads, condiment stews, or soups.

Fennel roots can be cooked as a vegetable.

The Fennel Flower’s seeds are very aromatic and can be used to spice bread and stews.

Whole leaves can be added to fish and meat dishes.

Ground Fennel produces curry powder. Essential oils are found in the whole Fennel plant. They can be used to flavor detergents, soaps creams, lotions, lotions and luxurious perfumes.

Fennel is high in essential nutrients . This includes various vitamins and minerals that aid in the growth and maintenance of bone structure.

Fennel herbs are considered a miracle food and one of the healthiest foods in the world.

Growing Guide

You can grow the Fennel Flower from seeds after the last frost, in well-drained soil in full sun.

The Fennel Flower plant is vigorous once it has been established. However, the first sprouts may take a while to appear.

Fennel Flower seeds require a temperature between 15 and 20C (59-68F) to germinate. The Fennel Flower seeds germinate in 2 to 3 weeks. However, the stems emerge only 8 to 10 weeks after sowing.

The normal time frame for blooming is 12-16 weeks after sowing. Finally, fruit production takes between 5 and 7 months.

Curiously, Fennel seeds germinate best in darkness than in light.

Place some soil into a tray and then drill small holes measuring approximately half an inch (1cm). Each cavity or cell should be drilled to a depth of about half an inch.

One or two seeds should be sown per cell. If both seeds germinate successfully, you can remove the weaker one.

A second layer of compost can be used to cover the seeds.

Water your seeds generously and gently.

Place the seed trays in an area that is warm at 20C (68F) ).

Wait for the seeds germination to occur. The new seedlings can be planted outdoors after 12 weeks.

Fennel herb can be cross-pollinated; it is therefore important to not plant Fennel herbs alongside other edible plants in order to avoid strange-tasting combinations.

Simply cut the leaves to harvest Fennel Flower herb.

Fennel leaves can be dried and stored.

After the flowers have turned brown, you can get the seeds from the Fennel plant.

The Fennel plant can be cut and placed in a bag of paper.

Once the Fennel seeds are in the paper bag, they will be collected.


Watering the Fennel Flower herb needs to be done once or twice per week.

Hot spells may require more watering, so water twice daily.

Fennel plants are adapted to very dry soils. Therefore, they prefer to be under-watered to waterlogging.

Fennel roots are kept hydrated by searching for water.

Avoid a dry out as it can affect Fennel Flower herbs. It will make the soil more compact, which makes it difficult for the roots to absorb water and retain moisture.


Fennel Flower plants thrive best in full sun in mild climates.


The Fennel Flower can thrive in moist, well-drained loamy (mixture clay, sand and humus), soils that are non-acid and have an alkaline pH level between 6.3 to 8.3.

You can add a general-purpose fertilizer to your garden once or twice per season.

Temperature and humidity

Fennel Flower is a cool season crop at the start of the plantation. It is either a perennial herb or an annual herb depending on the plantation zone.

Fennel Flower thrives in temperatures between 21 and 24C (70-75F) ).

The Fennel flower is frost-resistant but can be damaged by prolonged cold spells.

Potting and repotting

You can start the Fennel Flower Plant indoors.

The Fennel herb is not a good candidate for transplantation.

It is best to plant the Fennel Flower seeds in the ground right from the start.

After 4 to 5 weeks, plant the Fennel Flower seeds outdoors.

  1. Before removing the Fennel plant from its pot, soak it in water.
  2. Dig a hole in the soil that is approximately the same size as your seedling to plant Fennel plugs outside.
  3. Use very little pressure to hold the Fennel seedlings in place.
  4. After planting, water the Fennel seeds but don’t overwater them.
  5. To prevent wilting, repot the Fennel plants during overcast days or evenings.
  6. Before replanting, fennel plants must be taught how to adapt to outdoor conditions and temperatures.
  7. Use mini-greenhouses and cloches to protect the Fennel plants. On non-frosty days, take the cloche off and replace it at night. For about a week, increase the time that the cloche is kept on and off.
  8. When the weather is warm, Fennel Flower herbs don’t need to be covered. Instead, they can be moved outside for longer periods of time each day.

Plants purchased at the store should be replanted in late spring or early summer.

Fennel seedlings are fragile and should not be pulled out.

Fennel Flower plants love a sunny, sheltered spot.

Before and after you plant your Fennel plants, make sure to water them well.

Fennel Flower herbs are tall so allow them to grow between plants at a height of about 1 foot (30 cm). ).

Pruning and Propagating

Fennel Flowers can be grown from seeds and sown directly in your garden.

Plant seeds in the early part of the growing season. Cover them with approximately a quarter inch (0.5cm) of soil. You should have a good soil.

You can use space plugs or thin plants of 10 to 12 inches (25-30cm) approx. Space plugs or thin plants between 10 and 12 inches (25 to 30 cm approx.) should be spaced apart in rows of 18 to 24 inches (45-60cm approx.). ).

Fennel Flowers can also be grown indoors starting in May, using modular trays. They can then be planted outdoors until June.

Avoid root disturbance.

Important to remember that Fennel plants can become spindly and leggy from too much heat and not enough light.

Reposition the plant, turn down heat and let them get as much sunlight as possible.

Pruning Fennel plants is simple. Simply remove the flowers and prevent them from self-sowing if you wish to move your crop. The flower tops attract pollinators by being left alone.

Common Problems, Diseases, And Pests

Fennel Flower is a simple plant to grow and they are resistant to many pests and diseases. However, Fennel Flower plants can be a target for some insects and other enemies like mollusks, fungi and bacteria.

It is however different when Fennel plants grow wild, which doesn’t seem as affected.

Young Fennel plants can be attacked by slugs, which can cause crop destruction.

Cutworms can also be harmful to Fennel. They eat the stem at the soil level.

They are difficult to capture as they are active at night, but hide during daylight.

Swallowtail butterflies, or caterpillars, love Fennel tops. They love all plants in the same family, including carrots, dill and parsley.

Powdery mildew is a yellow or white spot on the Fennel leaves, and it can also be found underneath.

You should ensure that your Fennel plants have adequate airflow. Water them in the morning, not at the end. Also, destroy infected plants.

Where can I find high-quality seeds?

The quality of the seeds is as important as the weather conditions and well-prepared soil.


Is it possible to give Fennel tea for colic babies?

Yes, Fennel tea can be used to treat digestive problems.

Breastfeeding mothers can also drink it to pass it along to their babies via their milk.

To reduce gas and bloat in babies’ stomachs, fennel tea can also be added to formula or pumped breastmilk.

Is there too much Fennel?

Fennel seeds can be safely consumed when taken in the right amounts, approximately 2 to 3 grams per day.

Side effects such as contact dermatitis, premature thelarche, allergic reactions, hives or swelling of the skin may result from excessive amounts.