A Garden Plan

The Raw Garden

A 50-square-foot raised bed plan for East Tennessee. Fresh, simple food grown close to home.

LocationKnoxville · Zone 7a
Space~50 sq ft
BedsTwo 4×6
Sun6+ hours
TrellisThe stair lattice
Late May is a fine time to start. Last frost is past, and you have a full warm season ahead plus a fall planting in August.
OverviewWhy this plan, why these plants
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The honest scope
Fifty square feet won't grow everything. Bananas, avocados, citrus, dates, and nuts stay on the grocery list — none will produce meaningfully in Knoxville in a small bed. What you can grow here is the freshest part of a plant-based kitchen: cucumbers, zucchini, tomatoes, peppers, kale, herbs, carrots, green onions, and a fall round of lettuce and spinach.
The Climate
Knoxville growing window
Zone 7a · ~190 frost-free days
Last spring frost averages around April 24, with safe planting by May 10. First fall frost typically arrives late October. That gives you roughly five months of warm-season production from late May, plus a real fall window for cool-season greens starting in late August.
Cool-season crops like spinach and romaine cannot survive Knoxville summer. They bolt by mid-June. Plan a fall round instead — sow seeds late August, harvest into November and beyond.
The Setup
Two existing brick beds in an L shape
~50 sq ft total · built into the patio
The beds are already there — built into the patio with brick. Bed 1 runs along the stair lattice; that lattice is your trellis, no building required. Bed 2 runs perpendicular to it along the east-facing house wall. The two beds meet at the corner where the stairs meet the house, forming an L that wraps the patio.
Lattice as trellis Brick beds in place
Each bed has different sun. Bed 1 gets full sun all day along the lattice. Bed 2, against the east-facing wall, gets morning shade and intense afternoon sun — perfect for heat-loving herbs and peppers, hard on greens and lettuce. The planting plans below are tuned to those conditions.
The L Shape, Roughly
How the beds sit
A quick visual
HOUSE WALL (east of bed) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ▓ ▓ ▓ BED 2 (brick) ▓ ← afternoon sun ▓ (heat lovers, peppers, basil) ▓ ▓ ▓ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ▓ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ▓ ▓ ▓ BED 1 (brick) ▓ ▓ (climbers + main producers) ▓ ▓ ▓ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓ STAIR LATTICE (trellis)
Shopping ListEverything you need to start
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Where to source
Stanley's Greenhouse and Mayo Garden Center in Knoxville carry good transplants and seeds locally. Big-box stores work in a pinch but selection thins after Memorial Day. Buy transplants for warm-season crops — it's too late to start them from seed. Direct-sow only the things listed as seeds.
Soil & Amendments
For refreshing the existing brick beds:
Compost — 4–6 bags (2 cu ft each) (to topdress and refresh tired soil)
Worm castings or aged manure — 1 small bag (optional but excellent)
Mulch — straw or shredded leaves, 2 bales
Garden soil — 1–2 bags only if the beds need topping up
Tools
Hand trowel
Garden gloves
Pruning shears or kitchen scissors (for harvesting)
Watering can or hose with shower nozzle
Soft plant ties or twine (for tying vines to the lattice)
Tomato cages — 3 sturdy ones
Transplants (Starts)
Tomato plants — 3 total: 2 cherry (Sungold + a red), 1 slicer (Cherokee Purple or Better Boy)
Bell pepper plants — 3, mixed colors
Cucumber plants — 2 (Marketmore 76 or Suyo Long, vining type)
Vining zucchini — 1 (Black Forest or Shooting Star)
Bush zucchini — 1 (Eight Ball or Bush Baby)
Kale — 2 plants (Lacinato or Red Russian)
Basil — 3 small plants (Genovese)
Parsley — 2 plants (flat-leaf Italian)
Mint — 1 plant (any variety)
Seeds (Direct Sow)
Carrot seeds — 1 packet (Paris Market or Little Finger, short varieties)
Cilantro seeds — 1 packet
Green onion sets or seeds — 1 bunch or packet
Romaine seeds — 1 packet (for fall sowing in late August)
Spinach seeds — 1 packet (Bloomsdale Long Standing, also for fall)
Extras for the Mint
One 1-gallon plastic nursery pot (any old one works — this is to contain the mint roots)
Soil PrepRefreshing existing beds
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The beds and trellis are already there
The brick beds are built into the patio. The stair lattice is your trellis. The hardest infrastructure work is done — what's left is making sure the soil is alive and ready to grow.
Checking the Soil
Before planting, take a look
Five minutes of assessment
Brick beds that have been in place for a while can have settled or depleted soil, especially if anything has been growing in them before. A quick check now saves trouble later.
  1. 1Stick a trowel or your hand in 6 inches deep. Soil should feel loose and crumbly, not hard-packed or claylike. If it resists, the bed needs loosening with a fork before planting.
  2. 2Check the soil level. It should reach within an inch or two of the top of the brick. If it's settled significantly, plan to top up with fresh soil and compost.
  3. 3Look for old roots, weeds, or debris from previous seasons. Pull anything obvious and break up clumps as you go.
  4. 4If anything was in the beds last year, especially tomatoes or peppers, plan to refresh more aggressively — these heavy feeders deplete soil.
Refreshing for the Season
Topping up with compost
~30 minutes per bed
Established raised beds need a yearly compost refresh to stay productive. This restores nutrients, improves soil structure, and adds organic matter that helps the soil hold water.
  1. 1Loosen the top 6 inches of soil with a garden fork. Don't turn it deeply — just lift and rock the fork to break up compaction without destroying soil structure.
  2. 2Spread 2–3 inches of fresh compost across the top of each bed. Two 2 cu ft bags of compost should cover one 4×6 bed at that depth.
  3. 3Sprinkle in a handful or two of worm castings if you have them — these add slow-release nutrients and beneficial microbes.
  4. 4Mix the compost into the top few inches with the fork. Don't dig deep; surface incorporation is enough.
  5. 5Water thoroughly to settle everything. Wait a day before planting if you can — gives the soil time to settle and the microbes time to wake up.
If the beds were empty over winter, the soil may have settled significantly. Top up with fresh garden soil (not just compost) until the bed is within an inch or two of the brick edge.
Using the Stair Lattice as a Trellis
No build required
The lattice is your trellis
Wood lattice with diamond cutouts is a near-perfect trellis surface. The openings give vines somewhere to wrap, the height suits cucumbers and zucchini, and the wood breathes well enough that it won't trap moisture against the plants.
  1. 1Plant cucumbers and the vining zucchini in the back row of Bed 1, right against the side nearest the lattice.
  2. 2Once seedlings are 6 inches tall, gently lean them toward the lattice. Use soft plant ties or strips of old t-shirt to loosely tie the main stem to the lattice at one or two points.
  3. 3The plants do most of the work themselves once they find the surface. Check weekly and add a tie if a vine is sprawling sideways instead of climbing.
Cucumbers grab on with little tendrils and climb readily. Zucchini doesn't naturally climb — it just gets propped up — so it needs slightly more tying. Tie loosely, leaving room for the stem to thicken.
Mulching After Planting
The last step before you walk away
~15 minutes per bed
Once everything is planted and watered in, lay down 2–3 inches of straw or shredded leaves around (not touching) the stems of every plant. Mulch is the single biggest favor you can do for your garden — it locks in moisture, suppresses weeds, regulates soil temperature, and breaks down into more organic matter.
Leave a small clear ring around each stem so mulch doesn't trap moisture against the plant and cause rot. Don't mulch right up to the trunk.
Bed 1 · Against the LatticeThe summer producers
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Position
Long side flush with the stair lattice. Full sun all day. The lattice does the work of a trellis — climbers planted along its edge will scramble up it.
Bed 1 layout · 4 ft × 6 ft
Lattice side
2 cucumbers + 1 vining zucchini, climbing the lattice
Middle
3 tomato cages (2 cherry, 1 slicer) · 2 ft apart
Front
2 kale plants · parsley · cilantro patch
Front edge
Green onions · carrot row, succession sown
Lattice ↑  ·  greens shaded by climbers in afternoon
The Climbers
Cucumbers
2 plants · climbing the lattice
Marketmore 76 or Suyo Long are reliable in East Tennessee heat. Climbing cucumbers stay clean, dodge most pests, and produce heavily from mid-June through August. Two plants give cucumbers every other day at peak.
Plant now Transplants
Space 12 inches apart along the lattice. Pick small and pick often — letting cucumbers oversize tells the plant to stop producing. Water deeply and consistently; uneven watering causes bitterness.
Vining Zucchini
1 plant · on the lattice
Black Forest or Shooting Star climb well and produce all summer. One plant is genuinely enough — zucchini is the crop people regret planting in excess.
Plant now
Tie the main stem loosely to the lattice every 12 inches as it grows. Watch for squash bugs — check undersides of leaves weekly for bronze egg clusters and crush them.
The Centerpieces
Tomatoes
3 plants · 2 cherry + 1 slicer
One Sungold cherry, one red cherry (Sweet 100 or Sweet Million), one slicer (Cherokee Purple or Better Boy). Cherry tomatoes match the chopped salads and bowls; the slicer covers everything else. By August you'll have more tomatoes than you can eat fresh.
Plant now Cage at planting
Cage or stake on planting day — once they're sprawling, it's too late. Bury them deep; tomatoes root along their stems. Prune lower leaves once plants reach 18 inches to improve airflow.
The Shaded Front
Kale
2 plants · heat-tolerant variety
Lacinato (dinosaur kale) handles East Tennessee summer better than curly varieties. The afternoon shade from climbing cucumbers and zucchini is exactly what kale wants in July and August. Two plants supply massaged kale salads and smoothie greens through the warm months.
Plant now Cut-and-come-again
Harvest outer leaves, leave the center crown intact. Check undersides weekly for cabbage worms — they blend in completely with the leaf. A sprinkle of crushed eggshell or diatomaceous earth around the base helps.
Parsley
2 plants · flat-leaf Italian
Parsley handles partial shade beautifully and produces from May until hard frost. The shaded front of Bed 1 suits it perfectly. Used in tahini dressings, taco bowls, and as garnish.
Plant now
Harvest outer stems at the base. Don't just clip the tops — that signals the plant to bolt.
Cilantro
Small patch · succession sown
Cilantro bolts fast in Knoxville heat — accept this. Afternoon shade in Bed 1 will buy you a little extra time before it bolts. Sow a small patch every two weeks for continuous fresh leaves, or grow it heavily in spring and fall and buy bunches in mid-summer.
Direct sow Succession
When a plant bolts (sends up a flower stalk), let it. Cilantro flowers feed pollinators, and the seeds become coriander.
Green Onions
Small clump · cut-and-come-again
Almost zero space, almost zero effort. Plant a small clump along the front edge and snip the tops as needed — they regrow continuously.
Plant now
Buy a bunch at the grocery store, snip the tops to use, plant the white root ends in the soil. Free starts. They regrow within a week.
Carrots
1 ft row · succession sown
Paris Market or Little Finger — short varieties do better in raised beds than long Imperators. Sow a short row now, another in mid-July for a fall harvest.
Direct sow Succession
Carrot seeds are tiny and slow. Keep the soil consistently moist for two weeks while they germinate. A board laid over the row helps retain moisture — check daily and remove the moment you see green.
Bed 2 · Against the HousePeppers, basil, heat-lovers
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Position
Perpendicular to Bed 1, running along the east-facing house wall. The bed gets morning shade and intense afternoon sun — exactly what peppers and basil want. The wall radiates stored heat back at the plants on warm evenings, extending the productive season into the fall.
Bed 2 layout · 4 ft × 6 ft
Wall side
3 bell peppers · 18 in apart · against the warm wall
Middle
3 basil plants · 1 bush zucchini
Front
Mint (in a buried pot) · cherry tomato volunteers if any
Front edge
Summer: empty for airflow  ·  Fall: romaine + spinach
East-facing wall ↑  ·  afternoon sun, evening warmth
Why This Bed Suits Heat-Lovers
The wall is doing work
Microclimate basics
An east-facing wall absorbs heat all afternoon and slowly releases it through the evening. For heat-loving plants like peppers and basil, this is a small microclimate gift — they'll produce more, set fruit faster, and keep going later into fall than the same plants in an open bed.
The flip side: this bed dries out faster than Bed 1, especially in July and August. Water more often here — check soil moisture daily during heat waves.
The Wall Row
Bell Peppers
3 plants · against the wall
One red, one yellow, one green. Peppers love the radiant heat from the wall and will produce more steadily here than they would in a more exposed spot. Mid-July through frost, you'll have rotating colors for the rainbow salads in the meal plan.
Plant now Loves the wall
Space 18 inches apart, about 8 inches off the wall to allow airflow behind. Pick the first peppers as soon as they reach size, even if still green — early harvest pushes the plant into heavier production.
The Middle
Basil
3 plants · between peppers and front
Genovese basil thrives in afternoon heat, especially with the wall's stored warmth keeping it happy into evening. This bed will give you better basil than you'd get in a typical mixed garden — bushier plants, more leaves, slower to bolt.
Plant now
Pinch flower buds the moment you see them — flowering turns the leaves bitter. Harvest from the top, not the bottom, to encourage bushy growth.
Bush Zucchini
1 plant · June through August
Eight Ball or Bush Baby — compact varieties that don't need trellising. Loves the heat, produces alongside the vining zucchini in Bed 1. Pull it late August when it's tired to make room for fall greens.
Plant now
Bush zucchinis still need 18–24 inches of space. Combined with the vining zucchini in Bed 1, this gives steady production without overwhelming you.
The Front
Mint
1 plant · in a buried pot
Mint goes in a one-gallon nursery pot, buried up to its rim near the front of the bed where it'll get some morning shade from the house. The pot is non-negotiable — free-planted mint will take over the bed within a season.
Plant now Contain it
Trim hard every few weeks to keep it bushy and prevent flowering. If it starts to spread beyond the pot, dig it up immediately — runners travel underground.
Fall: Romaine + Spinach
Direct sow late August · harvest October–November
The front edge is empty over summer (peppers and basil don't need that space and air circulation is healthier). In late August, once the worst heat breaks, direct sow romaine and spinach along the front for a fall harvest. The wall continues to moderate temperatures into the cool months.
Direct sow August
Spinach: Bloomsdale Long Standing or Tyee. Romaine: Parris Island or Little Gem. Sow 1/4 inch deep, keep moist until germination, then thin to 6 inches apart. The wall's residual heat helps these go later into the year.
MaintenanceDaily, weekly, monthly
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A garden runs on small, regular attention
Fifteen minutes most mornings will keep this garden thriving. Skip a week and you'll pay for it in oversized cucumbers, bolted herbs, and pest problems. The garden teaches you to show up.
Daily (5 minutes)
Walk the bed every morning
Most days · before the heat
Mornings are best — you'll see what's ripe overnight, spot pest damage early, and water before the sun is high. This walk is also where the garden becomes a practice rather than a chore.
  1. ·Check soil moisture by sticking a finger an inch into the soil. If it's dry, water at the base of plants, not over the leaves.
  2. ·Harvest anything ready: cucumbers, zucchini, herbs, ripe tomatoes, ripe peppers. Picking signals the plant to keep producing.
  3. ·Pinch off basil flowers and any yellowing leaves on tomatoes.
Weekly (30 minutes)
A slower pass once a week
Weekend mornings
Deeper tasks that aren't daily-urgent but build up if neglected. Make this a ritual rather than a chore — coffee in hand, no rush.
  1. 1Check undersides of leaves on zucchini and kale for pest eggs and worms. Squash bug eggs are bronze clusters; cabbage worms are pale green and blend in. Remove by hand.
  2. 2Tie up new growth on cucumbers and the vining zucchini if anything's sprawling away from the lattice.
  3. 3Weed what's come up — easier when small. Mulch suppresses most of this.
  4. 4Top off mulch if any bare soil is showing. Two or three inches of straw or shredded leaves keeps moisture in and weeds out.
  5. 5Deep water if rain has been light. Raised beds dry faster than ground beds, especially in July and August.
Monthly
Feed and refresh
Once a month, May through September
Raised beds use up nutrients faster than in-ground gardens. A monthly feed keeps production steady.
  1. 1Topdress with compost. Sprinkle an inch of fresh compost around the base of heavy producers — tomatoes, peppers, zucchini. Don't dig it in; let rain work it down.
  2. 2Feed with diluted liquid fertilizer if you have it. Fish emulsion or seaweed work well. Follow the bottle's dilution; more is not better.
  3. 3Sow next succession of carrots and cilantro. Pull anything that's bolted or stopped producing.
  4. 4Walk the lattice. Trim or tie back vines that are getting unruly.
Watering, more specifically
How much, how often
The most common mistake is too shallow, too often
Raised beds in Knoxville summer typically need a deep watering 2–3 times a week, more during heat waves. Deep means soaking until water runs out the bottom — about a gallon per square foot.
Water at the base, not over the leaves. Wet leaves invite fungal disease. Morning is best — evening watering can leave plants damp overnight. If you can swing it, a simple drip irrigation kit on a timer is the single best garden upgrade.
Common Problems
What to watch for, what to do
Quick reference
  1. ·Yellow leaves on tomatoes: usually just lower leaves dying off naturally. Prune them. If it's spreading upward, it could be inconsistent watering or early blight — mulch and water more evenly.
  2. ·Holes in kale leaves: cabbage worms. Hand pick. For heavy infestations, BT (Bacillus thuringiensis) is an organic spray that works.
  3. ·Squash plants wilting suddenly: squash vine borer. Check the base of the stem for a small hole and sawdust-like residue. Slit the stem lengthwise, remove the grub, bury the wound in moist soil.
  4. ·Cucumbers tasting bitter: uneven watering or heat stress. Pick younger and water more consistently.
  5. ·Tomato bottoms rotting: blossom end rot, usually from inconsistent watering causing calcium uptake issues. Mulch, water deeply and regularly.
  6. ·Cilantro or lettuce bolting: it's the heat, not you. Pull it, sow the next round, plan for fall.
TimelineLate May through November
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A garden runs on rhythm
Mark these on your calendar. The fall planting is the easiest one to forget, and it's the one that gives you greens for the second half of the year.
This week · late May
Soil prep and planting. Refresh the brick beds with compost. Transplant tomato, pepper, cucumber, vining zucchini, bush zucchini, kale, basil, and parsley starts from a local nursery. Direct sow carrots, cilantro, green onions. Set the mint into its buried pot. Mulch everything when finished.
Early June
First harvests begin. Kale and herbs ready for regular cutting. Mulch heavily around all plants to conserve moisture and suppress weeds. Begin tying climbers to the lattice as they reach for it.
Mid-June through July
Cucumbers and zucchini in full swing. First cherry tomatoes ripen by late June. Sow a second round of cilantro and carrots. Daily harvest checks during peak. Watch for squash bugs and tomato hornworms.
August
Peak tomato and pepper season. The garden is feeding you heavily now. Mid-July, sow another carrot row for fall. By late August, pull the bush zucchini (it'll be tired) and prep that spot for fall greens.
Late August · early September
Fall planting. Direct sow romaine, spinach, and a final round of cilantro and carrots. Water religiously through any remaining heat. Tomatoes and peppers slow but keep producing.
October
Fall greens hit their stride. Romaine, spinach, kale, fall carrots all at their best. First light frost typically arrives late October — kale and spinach get sweeter, peppers and tomatoes wind down. Pull tomato and pepper plants after first hard frost.
November onward
Cold-tolerant holdovers. Kale, spinach, and parsley often survive into winter under a row cover or even uncovered in milder years. The garden quiets but doesn't fully stop.
What It FeedsGarden vs. grocery
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Roughly 60% of a fresh produce list
For two people during peak season, this garden covers all your cucumbers, zucchini, cherry tomatoes, bell peppers, fresh herbs, kale, and green onions, plus most of your slicing tomatoes and some of your carrots. The freshest portion of the kitchen — and the portion that benefits most from being garden-fresh.
From the garden
Cucumbers · zucchini · cherry tomatoes · slicing tomatoes · bell peppers · kale · basil · cilantro · parsley · mint · green onions · carrots · fall romaine · fall spinach
Still from the store
Bananas · avocados · mangoes · pineapple · berries · oranges · lemons · limes · dates · all nuts and seeds · tahini · nut butter · cacao · coconut
A note on yield
What 50 square feet actually produces
A well-tended 50 sq ft raised bed garden can produce 100–150 pounds of vegetables over the season for an attentive gardener in this climate. That's enough to feed one person nearly all their vegetables through the warm months and meaningfully supplement a second. Yields vary with weather, pest pressure, and attention — this estimate assumes regular watering, mulch, and weekly care.
The real measure isn't pounds. It's whether you walk outside before dinner, cut what you need, and go back in. That experience is most of why this is worth doing.