Petunia: all growing tips

2 min read

The petunia is a pretty flower that blooms from spring until the first frosts.

In summary, what you need to know:

Name : Petunia, surfinia
Family : Solanaceae
Type : Annual

: 15 to 40 cm
Soil : Fairly rich
Exposure : Sun, partial shade and shade

Flowering : Summer

  • Read also : all the articles dedicated to petunia

Maintenance, from planting to flowering, is easy and the decorative effect is guaranteed! (Photo © Feng Yu)

Proper planting of petunias

Whether you have sown your petunias or bought young plants in a garden centre, planting them in their final support is important to have a beautiful and long bloom.

  • It is recommended to plant petunias in the spring , after all risks of frost.
  • Petunias like sunny locations .
  • If it is very hot in your area, choose partial shade .
  • In any case, avoid areas that are too windy because it fears wind and drafts.

Petunia in beds:

The bed of petunia is decorative and allows you to create beautiful splashes of color in the garden. Its rapid development allows it to have a good density.

  • Mix garden soil with potting soil .
  • Count about 4 to 5 feet per m2.
  • The more petunias there are in your bed, the better the decorative effect will be

Petunia in pot, tub and planter:

It is in planters, tubs and pots that we see the most petunias and, for good reason, it is one of the flowers best suited to growing in pots.

  • If they are purchased in a bucket, mix the soil with potting soil.
    or use only potting soil as this promotes flowering and plant development.
  • The hanging petunia is ideal for planters and hanging baskets, but also for borders and ground cover .
  • Choose a suspension compost , which is much lighter, because only this is suitable for this type of planting.

Petunia seedlings

This is the easiest and most common method for propagating petunia.

  • Prefer sowing in a terrine inside the house from February.
  • Simply press the seeds to stick them to the “special sowing” soil without covering them.
  • Water regularly, but not excessively to retain moisture.
  • When the first leaves come out, transplant them into a pot and wait for the end of any frost to set them up outside.

Petunia Care

Once well established in the garden or in its planter, the petunia is very easy to maintain.

Simply remove faded flowers as you go to encourage new blooms to appear.

Remove the weeds that grow at the base of the petunia.

Watering and fertilizer for petunia:

During hot weather, do not hesitate to water in the evening to prevent your petunias from drying out.

  • The petunia needs regular watering, especially in containers, planters and hanging baskets.
  • Avoid drowning the roots because he doesn’t like that either.
  • Make sure it won’t rain before you water
  • The petunia will never look so good unless you give it flower plant food once a week .

Petunia diseases:

The petunia is quite resistant to most diseases but it can be prone to attack by aphids and the appetite of slugs.

  • Find our tips for fighting aphids

All you need to know about petunia

Native to South America, petunias are semi-hardy annuals. They offer a beautiful and long bloom from early spring until autumn .

They like full sun and well-drained fertile soil .

Petunias are found in beds, borders and rock gardens. They are very beautiful patches of color .

Many pendant lights also accommodate petunias.

This flower lends itself perfectly to suspensions because its foliage and its flowers fall on the sides in cascade.

Major groups of petunias:

There are different groups of petunias based on flower size and habit.

  • Small flowers with petunia milliflora
  • The medium-flowered petunia milliflora
  • Very large flowers with the petunia grandiflora
  • Finally, the hanging petunia , ideal for suspension or ground cover

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