12 Vegetables You Should Never Grow in Raised Garden Beds (And Why!)

prove garden bed are a nurseryman ’s delight , bid improved drainage , filth quality , and leisurely access . However , not all vegetable are suited for these hold blank space .

Some plant necessitate way to sprawl , require specific conditions , or are too demanding for the special imagination of elicit beds . Knowing which vegetables to fend off planting in raised beds can deliver you sentence , cause , and disappointment .

This templet explores 12 such veg , explaining why they ’re better leave out of conjure up garden scenarios and provide insight into option or solutions for successful gardening .

1. Corn

Indian corn is a staple craw known for its towering peak and demand for outer space . In a raised garden bed , edible corn ’s height can shadow and block sunlight from pocket-sized plants nearby . to boot , corn whiskey requires wind for pollination , which is challenge in confined space .

Without right pollenation , yield can be severely affected . invoke bed can also confine the extensive tooth root organization of Zea mays , hinder growth . If you love corn , consider institute it in rows in a traditional garden space . This allows for better air circulation and sunlight access , ensuring a more successful crop .

2. Pumpkins

Pumpkins are famous for their sprawling vines that can quickly take over a garden blank . In a raised bed , these vines can overwhelm other plants , reducing their entree to resource . Cucurbita pepo also require a lot of nutrient , which can deplete the soil in a confined bed .

Their size and growth habit make them well suited for a broad , traditional garden . If you ’re keen on growing autumn pumpkin , opt for a consecrated in - ground spot where they can straggle freely . This not only maximizes their growth but also prevents them from overshadowing other plant life .

3. Watermelon

watermelon vine , like pumpkins , are notorious for their extensive spreading vines . They need a lot of room to grow and flourish , establish them unsuitable for raised beds . The confined space can lead to overcrowding , confine the growth of both the Citrullus vulgaris and other plants .

Watermelons also require a meaning amount of water and nutrients , which can quickly exhaust a raised seam ’s imagination . farm them in a broad , traditional garden setting allows their vines to spread course and get at ample sun . Consider a raise cumulation in an open area for best results .

4. Okra

Okra is a marvellous - growing flora that can reach top of several foot . In raised bed , its elevation can block sunlight from attain shorter works , take to stunted ontogenesis . Okra also requires warm temperatures and coherent care , which can be challenging in the limited space of a call forth layer .

The plant ’s extensive root organisation needs deepness , often not useable in shallower beds . For successful Abelmoschus esculentus cultivation , consider planting in a traditional garden or using a deeply raised bed . This ensures adequate sun , space , and nutritious access for intelligent growth .

5. Asparagus

Asparagus is a perennial vegetable that ask several years to get on and produce a reliable harvest time . In a raised garden bed , asparagus can monopolize space for years , making it impractical for those choose annual rotary motion . Its blanket root system command depth , often lacking in raise beds .

to boot , edible asparagus needs well - drain soil and consistent care . If you like to grow Asparagus officinales , dedicate a specific in - ground area where it can thrive foresighted - term . This coming allow for you to enjoy asparagus without sacrificing worthful space for other annual crops .

6. Rhubarb

Rhubarb is another perennial that need a great deal of way to grow . Its large leaves and tall stalking can dominate other plant in a raised bed . moreover , rhubarb ’s predilection for nerveless climates and well - drain land can be backbreaking to maintain in confine space .

Raised beds often miss the depth and space needed for rhubarb ’s panoptic antecedent organisation . To grow rhubarb successfully , it ’s best planted in a consecrated in - ground spot where it can disseminate and establish itself over time . This ensures a sizeable , rich rhubarb piece without compromising other plant .

7. Artichokes

Artichokes are known for their turgid , bushy ontogeny habit , draw them unsuitable for limited spaces like advance bottom . They postulate a lot of way to spread and can eclipse smaller plants nearby . artichoke also need fat , well - drained grunge and coherent lachrymation , which can be take exception in a raised bed .

Their repeated nature means they occupy space for years . Growing globe artichoke in a traditional garden mise en scene ensures they have the blank and term needed to thrive . reckon devote a specific region where they wo n’t contend with other crops .

8. Potatoes

Potatoes are a antecedent harvest that necessitate deep , loose stain to develop properly . evoke beds often lack the necessary depth for optimal potato increase . to boot , potatoes can deplete land nutrient rapidly , necessitating even replenishment .

Their growth riding habit and nutritious needs make them better suited for deep or grow traveling bag , where they have rich space and dirt . If you want to get potatoes in a raised background , ensure the seam is deep and the soil fill again regularly .

Otherwise , reckon more traditional method to achieve a bountiful harvest .

Corn

© SDSU Extension – South Dakota State University

9. Sweet Potatoes

Sweet potatoes are known for their aggressive , sprawling vine that can apace overtake a garden space . In a raised bed , these vines can crowd together out other plants and deplete resources . Sweet potatoes also take warm , well - drained soil to thrive , which can be challenging to keep in confined spaces .

For best termination , grow sweet Solanum tuberosum in a traditional garden scope or large containers where they can spread freely . This ensure they have the distance and conditions needed to farm a healthy and abundant craw without interfering with other flora .

10. Cabbage

Cabbage can be a challenging crop to spring up in lift beds due to its place requirements and susceptibility to pest . Cabbage worm , in exceptional , are a common issue that can damage the works significantly . The large question also take up more room than expect , crowd out other plant in limited outer space .

conjure up beds may not provide the necessary infinite for cabbages to mature without competition . Consider planting cabbage in a traditional garden area with adequate spacing to manage gadfly and allow for full increment . This approach maximizes success and fruit .

11. Brussels Sprouts

Brussels sprouts have a long growing season and attain heights that can dominate other plants in a raised bed . Their tall , blank - consuming drug abuse requires plentiful way for optimum development .

Brussels sprouts are also prone to pests and diseases , which can spread chop-chop in confined spaces . For a successful harvest time , works Brussels sprouts in a traditional garden circumstance with deal of space and airflow .

This allows for better management of their specific demand and reduces the risk of pestilence infestations and disease spread .

Pumpkins

© Reading Eagle

12. Celery

Celery is a wet - loving works that requires consistent lacrimation and specific condition to thrive . In raised beds , maintaining the necessary wet stratum can be difficult , lead to uneven development .

Celery ’s shallow root also want well - drain dirt , which can be challenging in confined spaces . The flora ’s need for space and care make it more worthy for traditional gardens where term can be controlled more easily .

For successful cultivated celery growth , see a consecrate area with ample water access and proper spatial arrangement to prevent crowding and advance healthy development .

Watermelon