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When to plant Sedum (Stonecrop) in Clay County, AL

In Clay County, Sedum (Stonecrop) is a single-season spring crop — there's no second fall window. Plant March 29–April 12 for an 60–90-day harvest, finishing well before the October 31 first frost.

When to Plant Sedum (Stonecrop) in Clay County, AL

Clay County, Alabama Zone 8a July

Your July planting checklist for Clay County, Alabama

Your Clay County, Alabama garden is entering a new phase. Here's what's on the schedule for July and why each task matters now.

Avg. last frost March 29
Avg. first frost October 31
Soil temp (4") 85°F
Watering Low
Pest pressure High
Daylight 14 hrs
  1. It's harvest week for sedum (stonecrop)

    If you can't use it all right away, check the food-preservation section of your planner.

Looking ahead to August
  • First harvests: sedum (stonecrop)

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Sedum (Hylotelephium spectabile, formerly Sedum spectabile) is a supremely tough, drought-tolerant perennial prized for its late-season interest. The flat-topped clusters of starry flowers open pink in late summer and deepen to copper-red as temperatures cool, remaining attractive well into fall and providing seed heads that feed birds through winter. Succulent foliage emerges blue-green in spring, is handsome all season, and turns bronzy after frost. Remarkably adaptable — thrives in poor, gravelly, or sandy soils where other perennials struggle — and virtually maintenance-free once established.

Clay County, Alabama is in USDA Zone 8a. The average last spring frost is March 29 and the first fall frost is October 31, giving you a growing season of approximately 216 days.

At an elevation of 109 feet, Clay County receives approximately 60.7 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91°F, providing good warmth for Sedum (Stonecrop) during the growing season. Clay soil retains moisture well for Sedum (Stonecrop), but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Sedum (Stonecrop) root diseases.

Perennial Blooms in Fall Pollinator-friendly Deer-resistant Good for cutting
Clay County, AL (Zone 8a) Long season
216 days
Last Spring Frost March 29
216 growing days
First Fall Frost October 31

Clay County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.8

Drainage

Well Drained

Sedum (Stonecrop) Planting Risk Windows

Early Start (70% safe) ✓ Fits season (20 days to spare)
Start indoors: Jan 25 Transplant: Mar 22 🌸 Bloom: Jul 12 – Oct 4
Recommended (50%) ✓ Fits season (20 days to spare)
Start indoors: Feb 1 Transplant: Mar 29 🌸 Bloom: Jul 19 – Oct 11
Safe Start (90%) ✓ Fits season (14 days to spare)
Start indoors: Feb 20 Transplant: Apr 17 🌸 Bloom: Aug 7 – Oct 30

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Clay County

How your county's soil matches Sedum (Stonecrop)'s growing requirements.

Soil pH

Your soil pH (5.3–6.8) overlaps with Sedum (Stonecrop)'s range (6.0–7.0), though not a perfect match.

Soil Texture

The clay loam soil in Clay County is excellent for Sedum (Stonecrop) — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.7%). Annual compost additions will help Sedum (Stonecrop).

How to Plant Sedum (Stonecrop)

1"
Planting Depth
18"
Between Plants
24"
Between Rows

Succession Planting Sedum (Stonecrop)

4
successive plantings in your 216-day season

Sow every 6.9 weeks. Last sowing by Aug 02 to harvest before frost.

Sedum (Stonecrop) Water Budget

Plant needs
0.5″/week
Rainfall provides
1.2″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Sedum (Stonecrop)

Sedum (Stonecrop) needs approximately 0.5 inches of water per week (2.2" per month). Here's how your county's rainfall compares month by month.

Month Sedum (Stonecrop) Needs Rainfall You Supplement Action
Jan 4.5" 0" ❄️ Dormant
Feb 5.6" 0" ❄️ Dormant
Mar 2.2" 6.4" 0" ✅ Rainfall sufficient
Apr 2.2" 4.3" 0" ✅ Rainfall sufficient
May 2.2" 5.1" 0" ✅ Rainfall sufficient
Jun 2.2" 5.9" 0" ✅ Rainfall sufficient
Jul 2.2" 5.7" 0" ✅ Rainfall sufficient
Aug 2.2" 5.4" 0" ✅ Rainfall sufficient
Sep 2.2" 4.1" 0" ✅ Rainfall sufficient
Oct 2.2" 3.5" 0" ✅ Rainfall sufficient
Nov 5.1" 0" ❄️ Dormant
Dec 5" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Oct in Clay County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Sedum (Stonecrop) Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Sedum (Stonecrop) needs ~1,369 GDD — county provides 3,942 GDD Excellent fit

Sedum (Stonecrop) Planting Timeline — Clay County, AL

Sedum (Stonecrop) Planting Calendar

Activity When Date Range
Start Indoors February 1 Feb 1 – Feb 15
Transplant Outdoors March 29 Mar 29 – Apr 12
Bloom July 19 Jul 19 – Oct 11

Plant 1" deep · 18" apart · Rows 24" apart

Month-by-Month Timeline

MonthActivities
January
February Start Indoors
March Transplant Outdoors
April Transplant Outdoors
May
June
July Bloom
August Bloom
September Bloom
October Bloom
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 8a

📆 Growing Season

216 days in Clay County

Growing Tips for Sedum (Stonecrop) in Clay County

Direct sow Sedum (Stonecrop) outdoors after March 29 in Clay County when soil has warmed and frost danger has passed.

With Clay County's clay soil (34% clay), work in 3-4 inches of compost before planting Sedum (Stonecrop). Avoid tilling when soil is wet to prevent compaction.

General growing tips

Plant divisions or container plants in spring after frost danger passes, or in early fall. Excellent drainage is the primary requirement — upright border sedums will rot in wet, heavy soils over winter. Lean soil actually improves performance; avoid over-fertilizing which causes floppy stems. Tall cultivars (Autumn Joy, Matrona) may need light staking in rich soil. Divide every 3–4 years in spring when centers become sparse. Deadhead selectively — leaving seed heads through winter extends ornamental interest and feeds goldfinches. Very low water requirement once established. Year 2+ plants reach full clump size and peak bloom display.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Sedum (Stonecrop) in Clay County, AL?

Clay County is in Zone 8a with an average last frost of March 29. Plan your Sedum (Stonecrop) planting based on this frost date — see the calendar above for exact timing.

What planting zone is Clay County, AL?

Clay County, Alabama is in USDA Hardiness Zone 8a. The average last spring frost is March 29 and first fall frost is October 31.

When should I plant Sedum (Stonecrop) in Clay County, AL?

In Clay County, AL, plant Sedum (Stonecrop) after the last frost (around March 29) and before the first frost (around October 31). Best results when soil holds above 50°F.

What growing zone is Clay County, AL for Sedum (Stonecrop)?

Clay County sits in USDA Zone 8a. Sedum (Stonecrop) grows reliably in zones 3a through 10b, so it's a good fit here.

Can Sedum (Stonecrop) grow in Clay County's climate?

Yes — Sedum (Stonecrop) grows well in Clay County's temperate climate. Clay County averages a 216-day frost-free season, with last frost around March 29 and first frost around October 31.

🌱

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A 22-page printable planner built for Clay County (Zone 8a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Clay County, AL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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