Updated: July 20, 2023

Sweet peas are beautiful and fragrant flowers that are a popular addition to many gardens. However, if you notice that your sweet pea plant is growing sideways instead of upright, it can be quite concerning. In this article, we will explore the possible reasons why your sweet pea plant is growing sideways and provide some tips on how to fix this issue.

Lack of Support

One of the most common reasons why sweet pea plants grow sideways is a lack of proper support. Sweet peas are climbing plants that rely on a structure such as a trellis or fence to grow vertically. Without adequate support, the plant will naturally start to lean or grow sideways.

To correct this issue, it is important to provide a sturdy support system for your sweet pea plant. Install a trellis or set up a wire fence for the plant to climb on. Make sure the support structure is tall enough to accommodate the full height of the sweet pea plant. You can use garden twine or clips to gently guide the plant towards the support as it grows.

Insufficient Sunlight

Another reason why your sweet pea plant may be growing sideways is insufficient sunlight. Sweet peas require at least six hours of direct sunlight per day to grow properly. If they are not receiving enough sunlight, they may start growing towards the available light source, which could be causing them to grow sideways.

To address this issue, ensure that your sweet pea plants are positioned in an area of your garden that receives ample sunlight throughout the day. If your garden has limited sun exposure, consider relocating your sweet pea plants to a sunnier spot or using reflective surfaces such as mirrors or white walls to redirect sunlight onto the plants.

Improper Watering

Improper watering practices can also contribute to sweet pea plants growing sideways. Overwatering can cause weak root systems, leading to unstable growth and a tendency to lean or grow sideways. On the other hand, underwatering can result in stunted growth and weak stems, which can cause the plant to flop over.

To prevent this issue, make sure you are watering your sweet pea plants appropriately. Water deeply and evenly, ensuring that the soil is moist but not waterlogged. It is best to water the plants in the morning so that the foliage has time to dry before evening, reducing the risk of fungal diseases.

Nutrient Deficiencies

Nutrient deficiencies can affect a plant’s overall growth and stability. If your sweet pea plant is growing sideways, it could be a sign that it is lacking certain essential nutrients. Nitrogen deficiency, for example, can cause weak stems and poor growth, making the plant more prone to leaning or flopping over.

To address nutrient deficiencies, you can use a balanced fertilizer specifically formulated for flowering plants. Apply the fertilizer according to the instructions on the packaging, ensuring that you do not over-fertilize as this can lead to other issues.

Pest Infestation

Pest infestations can also cause sweet pea plants to grow sideways. Insects such as aphids or spider mites can weaken the plant’s structure and hinder its ability to grow upright. Additionally, certain pests like cutworms may chew through the stems, causing them to bend or break.

To prevent pest infestations, regularly inspect your sweet pea plants for any signs of insect activity. If you spot any pests, treat them immediately using organic insecticides or natural pest control methods. Keeping your garden clean and free from debris can also help deter pests from infesting your plants.

Conclusion

Sweet pea plants are meant to grow vertically with proper support and care. If you notice that your sweet pea plant is growing sideways, it is essential to address the underlying issue promptly. Lack of support, insufficient sunlight, improper watering, nutrient deficiencies, and pest infestations are some of the common reasons why sweet pea plants may grow sideways.

By providing adequate support, ensuring sufficient sunlight, practicing proper watering techniques, addressing nutrient deficiencies, and preventing pest infestations, you can help your sweet pea plant grow upright and thrive. With a little attention and care, you will soon have a beautiful and healthy sweet pea plant gracing your garden.