Some flowers may look stunning, but behind their beauty is a demanding routine that can frustrate even experienced gardeners. From their specific growth conditions, tricky watering needs, or fussy soil types, these are flowers that are surprisingly high-maintenance. Have you ever encountered difficulties maintaining orchids? Have you ever been worried because your gardenias do not produce flowers? You’re not alone! This article explores eight great flowers and expert guidance for their successful maintenance.
1. Morning Glories – Not as Easy as They Seem
Morning glories might seem carefree, but don’t be fooled; they can be both aggressive and delicate! While they grow fast, they also take over everything in their path, often choking other plants. Plus, they need just the right soil types and consistent pruning to stay manageable.

Too little water, and they wilt. Too much? Root rot! If you want to grow these vibrant climbers, be prepared to control their wild nature while catering to their care requirements.
2. Orchids – The Divas of the Plant World
Orchids are notorious for their demanding growth conditions. These tropical beauties need just the right temperature, humidity, and light balance to survive. Overwatering? They die. Underwatering? Same result! Even seasoned horticulturists admit that getting orchids to rebloom takes patience and precision. If you’re up for the challenge, use well-draining soil, mist them regularly, and find the perfect bright (but indirect) light spot. Mastering their care requirements is tough, but the rewards are worth it!
3. Gardenias – Gorgeous but Picky
Gardenias smell amazing but are among the most frustrating, high-maintenance flowers to grow. They demand high humidity, acidic soil types, and just enough sunlight. Too much shade? No flowers. Too much sun? Scorched leaves.

Plus, they’re prone to pests and diseases, making them an actual test of patience. To keep gardenias happy, mulch the soil, keep humidity high, and feed them with an acid-loving plant fertilizer.
4. Delphiniums – Tall, Stunning, and Super Sensitive
Delphiniums are breathtaking, but they’re also heartbreakers! These towering flowers thrive only in cool weather and need staking to keep them from toppling over. Their watering needs are tricky—too little, and they dry out; too much, and they rot. Also, strong winds can snap them in half. If you’re determined to grow delphiniums, plant them in well-draining soil, shelter them from harsh winds, and be prepared for lots of maintenance.
5. Dahlias – Beauty Comes at a Price
Dahlias are stunning, but they’re also one of the most labor-intensive flowers that are surprisingly high-maintenance. They need rich, well-draining soil types, regular fertilizing, and precise watering needs; too much moisture leads to rot, while too little stunts growth.

They can’t survive the winter without being dug up and stored! Gardeners willing to put in the work will be rewarded with breathtaking blooms, but be prepared for a season-long commitment.
6. Peonies – Gorgeous, But Not Easy
The visual beauty of peonies makes them special flowers, even though they require careful attention for blooming. They need deep, fertile soil, precise sunlight exposure, and specific planting depths, which should not be too deep to enable flowering. They require adequate airflow to remain healthy as they are susceptible to botrytis infection. Peonies can live for decades but need exceptional horticultural knowledge to ensure annual blooming success.
7. Hydrangeas – A Watering Nightmare
People commonly grow hydrangeas as garden plants, but their water requirements cannot be easily predicted. Excessive water will cause root rot, even though the plants need it for growth. The color of hydrangea blooms depends on the soil type, which might discourage gardeners who prefer certain flower shades.

Outdoor gardeners must watch these moisture-demanding plants, particularly during hot days. This makes them one of the challenging flowers to cultivate.
8. Roses – Stunning but Demanding
Gardeners avoid growing roses because these flowers require highly specialized care. Roses need routine trimming, particular environmental requirements, and defense against aphid infestations to thrive. Successful rose cultivation demands knowledge about which variety you have since different types require unique care methods. Achieving a breathtaking rosebush requires dedicated work, patience, and considerable knowledge.
Worth the Effort or Too Much Work?
These flowers that are surprisingly high-maintenance may test your patience, but with the right care requirements, you can enjoy their beauty for years. If you’re up for the challenge, pick a flower, learn its growth conditions, and master its watering needs.

Or, if you prefer a more easily gardened plant, maybe stick with low-maintenance blooms instead! You should also check out 8 Tips to Ensure Vibrant Spring Flowers from Pro Gardeners.