Safari® Lava Flow African Phlox (Jamesbrittenia hybrid) | Proven Winners® New Variety 2026
You can only choose one Ship Week per order for all plants in order to check out.
How Does Proven Winners® Measure Plant Sizes?
We list our plants by container size, which reflects the amount of soil and root growth each plant has when it ships. Actual plant height and width vary by variety and season, and many plants grow quickly as the weather warms.
To help you understand what to expect, refer to our size guide below. You can also find each plant’s approximate arrival size and mature size on its product page.
How Does Proven Winners® Measure Plant Sizes?
How Does Proven Winners® Measure Plant Sizes?
Plant Height By Container Size
This chart highlights the typical heights for each size category while also showing how container sizes compare, giving you a clear, straightforward way to understand plant size at arrival and choose the best fit for your gardening needs.
This chart shows typical plant heights and compares container sizes, helping you quickly understand arrival size and choose the best fit.
Soil Volume By Container Size
This chart shows the typical soil volume for each container size, listed in both imperial and metrics units for easy comparison.
Proven
Winners®
Annuals
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Winners® Perennials
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Shrubs
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Proven Winners® Annuals
Proven Winners® Perennials
Proven Winners®
Shrubs
Proven Winners®
Supplies
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Bring the heat all season long with Safari® Lava Flow! Straight from the sun-soaked plains of South Africa, this fiery beauty has finally burst onto the scene with the perfect blend of sizzle and stamina. After years of being the garden world’s best-kept secret, we’ve unlocked its full blooming potential—and trust us, it was worth the wait.
This heat-loving annual spills and thrills with a cascade of vivid scarlet red blooms that just won’t quit. From the moment you plant until the first frost dares to show up, Safari® Lava Flow is on a non-stop flower mission—lighting up hanging baskets, upright containers, and sunny spots with vibrant color and endless energy. Whether you're chasing a tropical vibe or just want your patio to look like it’s been kissed by firelight, Safari® Lava Flow is your go-to for unstoppable color and fun.
- 6-12 inches tall and 12-24 inches wide at maturity
- Annual except in zones 10-11, be sure to check your USDA zone to ensure success
- Plant in part to full sun (4+ hours daily)
- Space plants 6-12 inches apart for best results
- Produces hot scarlet red flowers from spring to frost
- Maintains green foliage from spring to hard frost
- Great for borders, landscapes and containers
- Heat tolerant, long blooming, deadheading not necessary
Care: Fertilize weekly with Proven Winners Water Soluble Plant Food.
Shipping Info:
- Enjoy free shipping on orders over $175
- Size at shipping varies by season, plant, and trimming schedules
- Annuals are 4-8" tall at shipment in 4.25" containers
